Useful Tools

A privacy-focused driving map that warns about mapped Flock ALPR cameras and finds routes that avoid them.

A pixel-matched crypto wallet UI for creating imaginary portfolio screenshots, with live Jupiter prices and no wallet connection.

这款 Android 网球工具用手机照片估算握把尺寸，还提供穿线提醒、磅数换算和球拍档案管理。

A family timeline for recording a service member’s oath, postings, letters, photographs, promotions, and ordinary days.

Hormee is an invite-only macOS workbench for projects, tasks, notes, schedules, and the things currently blocked on someone else.

A visual Formula 1 briefing that combines race-weekend schedules, circuit data, driver comparisons, weather, tire analysis, and pit-stop strategy simulation.

A construction-geometry tool that calculates arch dimensions, brick counts, and field-ready coordinate tables for drawing curves on wood or walls.

BELONG brings event planning, RSVPs, QR check-ins, member histories, payments, and community growth into one system for organizers and venues.

A browser-based toolbox for compressing images, editing PDFs, trimming video, converting formats, comparing files, and analyzing data.

A phone-and-SMS workflow for home-services shops that turns a caller’s clean address, time window, and work type into a job card.

A staging-site feedback tool that lets clients pin comments to exact page elements, then turns those threads into fixes, agent prompts, or Linear issues.

A field-service scheduler that links quotes, crew assignments, licensing checks, invoices, and recurring maintenance work.

A phone-photo crop tool that estimates root-zone water balance, identifies disease, and gives growers a date to act.

A dehumidifier-sizing site that turns floor area and dampness into required capacity on both rating scales.

A browser-based golf practice tool that turns Garmin Approach R10 CSV exports into dispersion maps, club gapping, shot diagnostics, and swing trends.

A browser-based small-business accounting system built around QuickBooks Desktop’s registers, shortcuts, vocabulary, and company-file conversion.

A local-first MIDI editor with a piano roll, playback, transposition, tempo, quantization, velocity, and audio-to-MIDI tools.

A travel-history tool that reconstructs your past trips from mail, photos, and social exports, then attaches evidence to every entry.

A browser-based accounting product designed as a continuation of QuickBooks Desktop, with company-file conversion and a $39-per-month flat plan.

An Italian tool for creating custom fantasy games around colleagues, friends, classes, events, people, songs, or projects.

A multilingual sewing-pattern commons that drafts garments from your measurements and exports them as fabrication-ready files.

A browser-based image tool that compresses, resizes, and converts files to fit a specified size, dimension, or format.

Purser puts local folders, cloud drives, servers, archives, and saved searches into one multi-pane macOS workspace.

A home-fitness equipment checker that compares machine dimensions with Indian-flat ceilings, fans, doorways, lifts, and floor loading.

A flight and route lookup built from 178,057 public flight records, with delay statistics and an EU261 compensation guide.

Frame searches video on your own machine by visual description, on-screen words, objects, and spoken dialogue.

A Korean-language PDF utility for merging files, extracting or splitting pages, and turning image batches into PDFs.

A color-claiming app that samples exact pixels from photos, lets people name them, and turns the results into a shared feed and weekly matching game.

A free audio player for producers, engineers, and DJs, with waveform inspection, live spectrum analysis, spectrograms, EQ, key-true transpose, and DJ pitch control.

A Korean-language calendar that gathers theatre, musicals, concerts, classical music, dance, and exhibition schedules by genre, region, and date.

A free, open-source macOS recorder for capturing screens, windows, regions, cameras, microphones, and system audio up to 4K.

GranMemo presents an offline reminder app that rings, speaks aloud, and keeps returning until you confirm the task.

GreyRocked helps users identify manipulative family-message patterns, decide whether to respond, and prepare short replies without typing everything from scratch.

A searchable archive of 1,396,771 Nissan factory records covering Skyline GT-R, Silvia, 180SX, Stagea and 300ZX/Z32 cars from 1987 to 2002.

A native iPerf3 client and server for iPhone, iPad, Mac, and Apple TV that measures network performance between devices you control.

A tiny Android reminder app that stores reminders locally and delivers them as ordinary notifications, without accounts, cloud sync, ads, or internet access.

A Khmer corpus-linguistics workbench for searching, comparing, segmenting, and analyzing texts from an 80-year scholarly archive.

A free freight calculator that turns pallet dimensions, stacking rules, trailer type, and payload into loading metres, trailer usage, weight, and a live load diagram.

A browser-based ritual toolkit for calculating ancestor observances, tracking muhurat windows, following tarpana chants, composing vows, and keeping memorial records.

A small online care package for sending notes, photos, songs, voice messages, drawings, links, and other personal gifts through one shareable link.

An Amazon repricer that adjusts listing prices while recording a plain-language reason for every move, hold, and refusal.

A practical field guide and set of deck tools for sailors who place and recover racecourse marks.

A free set of home-project calculators that converts dimensions into material quantities, cost estimates, package counts, and printable plans.

A local-first browser workbench for combining, editing, inspecting, converting, and batch-processing PDFs, images, media, spreadsheets, and other files.

An offline-first wine cellar app for scanning labels, tracking bottle locations and drink windows, and backing up an inventory file you own.

A five-plugin catalogue for DaVinci Resolve, covering social export guides, color pipelines, motion trails, and vertical video tiling.

A compliance checker that reads an investment adviser’s public Form ADV filing using its CRD number.

A point-of-sale system for Maldivian shops and restaurants, connecting sales, BML payments, inventory, island procurement, offline work, and true-cost tracking.

A weekly ordering and pickup platform for home-kitchen bakers selling bread, pastries, and other small-batch goods.

A Portuguese-language tool for recording work beyond scheduled hours, attaching supporting files, and exporting a dossier for a lawyer.

An interactive 2026 baseball model that lets readers compare Pete Crow-Armstrong and Shohei Ohtani through fWAR, bWAR, and configurable season scenarios.

A free browser piano-learning tool that displays notes as they fall, listens to a MIDI keyboard, and lets players practise 13 pieces at their own pace.

A free map of 1,502 bathroom stops with ratings, restroom-type filters, and a trip-planning mode.

A browser-based tool that turns 3D models into printable joint assemblies made from straws, sticks, skewers, or toothpicks.

An iOS journal for recording migraine episodes, medications, outcomes, and weather without forcing a questionnaire during pain.

A live bird collage that uses a window microphone and Cornell’s BirdNET to identify passing birds.

A live board where domain sellers bid for placement, with rankings determined by spend rather than votes or an algorithm.

A French-language calculator tests whether a photovoltaic installation's promised annual production was physically attainable.

An embedded Shopify app that ranks products by contribution margin instead of revenue.

Remind is a local-first reminder app that reads notifications and shared files to capture bills, deadlines, renewals, and other things worth remembering.

A fan-made RIFTSTORM field guide with build planning, squad composition, Weaver comparisons, and push-versus-extract decisions.

A pharmacist-facing tool that reviews active and discontinued medications together, then ranks which findings may require a prescriber call.

A free browser-based suite for analyzing poetic meter, syllables, stresses, rhyme schemes, and classical verse.

A desktop document workbench for opening, editing, converting, and saving PDFs, Word files, spreadsheets, and plain-text formats.

An open-source Plex library cleaner that identifies unwatched media and routes only approved removals through Sonarr and Radarr.

A Korean service that turns bank statements and receipt photos into reconciled, shareable accounts for clubs, alumni groups, and rotating-fund associations.

A focused estimator for shiplap boards, overlap, cutouts, fasteners, waste, materials, labor, and project cost.

سِلعة is an Arabic-language ecommerce platform for Jordanian merchants, combining storefronts, local payments, province-by-province delivery pricing, and WhatsApp order updates.

sortof indexes a YouTube library so you can search, deduplicate, move, remove, and recover from bulk changes.

An open reference for jumping-spider care paired with a private feeding and molt tracker that runs on the keeper’s own device.

Stubbie turns paper, screenshot, PDF, or Apple Wallet boarding passes into offline travel keepsakes with photos, routes, maps, and flight stats.

An independent retreat guide that compares atmosphere, programme intensity, total cost, cancellation exposure, privacy, and practical logistics.

A prelaunch alert service that watches Recreation.gov and participating state park reservation systems for cancellations, scheduled releases, and expiring cart holds.

An operating system for independent boarding kennels, combining reservations, daily operations, room-based QR care information, contacts, emergency plans, and expiring business documents.

A craving-control app that lets someone set a sober boundary, then delays the unlock code for about a day.

A browser-based tool that turns a Google Maps Timeline export into an animated travel video.

A live-intake tool that helps pet owners find nearby veterinary care with current capacity, wait information, and emergency capability.

An iPhone-based trail-recon tool for saving GPS routes, satellite imagery, photos, elevation data, hazards, and location-based music cues offline.

A working platform for traditional astrology and ceremonial magic, combining chart casting, election searches, talisman-building tools, and a sky-stamped grimoire.

A Portuguese reading tool for EPUBs that explains words in context and turns each tap into spaced-repetition practice.

A Japanese-language browser tool that measures microphone levels, inspects audio-processing settings, and produces a five-second voice-quality snapshot.

A free wainscoting layout calculator that turns wall dimensions and panel choices into a visual elevation, tape-marking schedule, and lumber cut list.

A focused set of candle-making calculators for wax quantities, fragrance loads, batch costs, and melt-and-pour soap.

A browser-based tool that resizes photos, compresses PDFs, and converts DOCX files to PDF for demanding online forms.

A local-first macOS tracker that observes your working day and turns it into a single score.

A forthcoming Mac, iPad, and iPhone recording studio that separates songs into stems, finds their tempo, and lets musicians record audio and video takes on top.

An open-source dive log that combines records from multiple computers into a single, more complete account of each immersion.

A free set of Filipino calculators for take-home pay, Meralco bills, overtime, 13th-month pay, timekeeping, and regional minimum wages.

A race-planning workspace that combines official entry information, registration deadlines, pace calculations, and travel countdowns.

A macOS tool that converts an instructional video into slides, trainer notes, chapters, learner materials, and a rehearsal-ready teaching session.

A tool that reconstructs your past trips from mailbox confirmations, geotagged photos, and social-media exports.

A Spanish-language web app for tracking reef and planted aquariums, with parameter alerts, maintenance reminders, species compatibility data, calculators, and a photo journal.

A Japanese tool collection for practical browser tasks, from airport-mix-up timing to ID photos and vertical-writing fiction.

A Windows bot watches ARK: Survival Ascended’s on-screen tribe log and sends events, screenshots, and raid alerts to Discord.

Binderline lays out card sets as binder pages, letting collectors mark owned cards, track missing ones, record graded copies, and follow collection value.

A free browser-based tool that generates pharmaceutical name candidates and screens them for rule violations, similarity, and namespace density.

A browser-based forensic scanner for spotting forged Bitcoin wallet files before someone pays for supposed lost coins.

Cepello combines Swiss biotopes, recent weather, terrain, and seasonality to suggest where mushroom conditions may be favorable.

An offline cryptogram practice app for Science Olympiad Codebusters coaches, students, and anyone who enjoys cracking ciphers.

A lightweight estimate-follow-up tool that sends three polite emails on days 2, 5, and 12, then stops when the customer replies.

Converts.to converts, compresses, edits, and reorganizes files directly in the browser, without uploading them to a server.

A visual CSS gradient generator for linear, radial, and conic blends, with live previews and copy-ready CSS or React output.

A HubSpot workflow action that creates the next renewal deal when a deal closes won, carrying over selected details and recording the parent-child lineage.

A free calculator for solo and small residential electricians that turns wages, overhead, materials, and margin targets into loaded hourly rates and flat prices for 35 common jobs.

A Spanish-language tool for designing custom kitchen modules, calculating materials and hardware, and optimizing board cuts.

An offline firearm maintenance and record-keeping app with model-specific cleaning guides, ammunition and magazine tracking, care reminders, and per-firearm logbooks.

An Africa-focused search engine for businesses, news, music, film, sport, research, and culture.

A free Polish word game for parties: describe a target while avoiding forbidden words, or reverse the challenge and guide teammates toward them.

A free iOS app that scans food barcodes or ingredient labels and classifies products as Halal, Mushbooh, Haram, or Unknown.

A Japanese reference database tracking prices, price changes, shutdowns, and support deadlines across SaaS, subscriptions, operating systems, developer tools, entertainment services, and AI products.

A free reminder service for Australian homes that combines bin-night schedules, weather and UV alerts, and recurring household tasks.

A multilingual Ibiza forecast for judging the sunset at Es Vedrà, with weather conditions, sunset timing, crowd estimates, and practical Cala d'Hort advice.

KeyCrane runs free, no-sign-up tests for keyboards, mice, gamepads, screens, microphones, webcams, speakers, printers, and more.

An Arabic-language tool for turning photographed supplier invoices into ingredient prices, dish costs, and a morning email briefing.

A telemetry overlay for iRacing that compares your driving with a reference lap at the same point on the track.

An offline-first commerce tool for African entrepreneurs that turns plain-language instructions into sales, stock, payment, and debt records.

A Windows 10/11 utility that combines multiple NTFS drives into a single P: drive and uses SnapRAID parity to recover from one drive failure.

An ad-free, offline painting app for iPad, designed for children ages 2 to 5.

Perify turns ten seconds of daily perimenopause symptom tracking into a one-page report for a doctor visit.

A Belgian field-inspection tool captures photos, GPS location, compass direction, address, and category, then produces comparison-ready reports.

A free collection of 18 calculators for mortgages, loans, take-home pay, unit conversion, cooking, and other everyday questions.

A free focus timer where a virtual pet sleeps through work sessions, wakes for breaks, and lives in a hand-painted world shaped by local time, weather, and season.

A comparison guide and seven-question quiz for choosing among 18 portable bidets by mechanism, use case, weight, capacity, reach, and published specifications.

QuestRunner is an iOS life-planning system that reshapes goals into scheduled, checkable quests.

A browser-based set of generators for bingo cards, word searches, raffle tickets, sudoku and mazes.

A bilingual practice-management platform for Thai veterinary clinics, combining records, appointments, and consultations in English and Thai.

A browser-based tracker for U.S. immigration priority dates, historical Visa Bulletin movement, and category-by-country cutoffs.

A donor-reporting workflow that turns bank statements and receipt photos into reconciled, donor-ready Excel reports.

A browser-based photo-restoration tool that repairs fading, scratches, blur, and soft faces in scans or phone photos.

An interactive calculator for estimating road-base volume, compaction tonnage, truck loads, bag counts, and material costs.

A searchable directory of 5,029 airport profiles with runway dimensions, elevations, frequencies, nearby-airport data, and simulator-oriented discovery.

A recall lookup tool for searching products, brands, companies, UPCs, and keywords against recent official FDA food records.

A no-signup email deliverability tester that checks authentication, spam signals, headers, and the path from send to open.

A free daily puzzle where you place chess pieces on a grid so every number matches the pieces attacking that square.

SOMA connects guests’ Garmin, WHOOP, Oura, and other wearables to hotel service workflows, with consent, to suggest better-timed treatments, meals, and offers.

A football scouting platform for recording player observations offline, combining reports, tracking development, and building shadow teams.

An interactive piano-theory system that gives real-time harmonic feedback, tracks clean scale runs, and turns practice into a visual progress grid.

Facility-management software for youth sports centers that combines double-entry accounting with scheduling, POS, leagues, rentals, reporting, and a parent portal.

A Swiss property-verification tool checks a parcel against zoning, forest setbacks, noise maps, natural hazards, and local transaction data.

A browser-based land planner that lets you outline a plot, inspect its slope and sun, place buildings and landscape features, and estimate project costs.

A Japanese database for filtering, sorting, and comparing My Hero Ultra Rumble costumes, characters, tuning slots, effects, and damage calculations.

An Ontario one-person studio making small, precise tools, including an offline CNC setup calculator and two household apps in development.

An offline, project-wise accounting tool for Indian contractors and site teams.

An independent WARDOGS guide hub for beta status, PC performance, crash and microphone fixes, system requirements, and player tools.

A personal automation tool that turns plain-English instructions into editable pipelines running on a Mac.

A Turkish recipe catalog that estimates each dish’s ingredient cost using supermarket prices from Ankara.

ChronoLens uses a photo of a place to identify its location and generate an interactive journey through that spot’s past.

A browser-based classroom timer for scheduling classes, stages, sounds, previews, and accelerated rehearsals.

A visual cron builder and decoder that turns five-field schedules into plain English, future run times, and copyable expressions.

A $19 flat-fee tool that checks delayed or cancelled flights and prepares the letters needed to pursue compensation or refunds.

A browser-local checker for Shopify CSV exports that finds duplicate SKUs, mismatched quantities, and possible shared-inventory problems.

A browser-based tool analyzes an Amazon Order History.csv file to show total spending, yearly trends, categories, returns, night purchases, and more.

A browser-based tool that gives a first-pass review of certificates of analysis for identity, purity, quantity, lot traceability, sterility, endotoxin, and contaminants.

An iPhone app that turns a recorded pickleball game into a trimmed, shareable highlight reel.

A private-feeling conversation-analysis tool that accepts a WhatsApp .txt export and produces a written account of recurring patterns between two people.

A Chile-only travel outfit planner that compares weather across an itinerary and tells you what to wear.

An Android utility that converts 天马 G game-library resources into formats used by Cocoon, ES-DE, iiSU, and Beacon.

An iPhone and iPad app for arranging anesthesia plans on a two-axis timeline of surgical events, medications, and procedures.

A French-language telescope guide calculates visible targets and recommends instruments from your budget, optics, location, and observing habits.

A focused back-office tool that puts inventory, marketplace listings, orders, shipping, and buyer-mail triage in one place for gun dealers.

Culprit monitors Shopify checkout failures and connects them to recent storefront changes, such as a theme publish or newly added script.

A free temporary email service that generates an inbox without signup and deletes its messages within 24 hours.

A free, browser-based viewer for apparel pattern and marker files, with measurement, fabric-use, weight, and cutting-time calculations.

FarmPulse lets farm staff record daily work on a phone while owners track production, costs, labour, mortality, feed use, and profit from a separate dashboard.

A horse-feeding planner that estimates hay and grain amounts, grass-sugar risk, turnout timing, reminders, weight trends, and feeding costs.

A pinball strategy tool that builds a Playbook from a Pinball Map venue or tournament lineup.

A private in-browser toolkit for extracting video frames, ripping audio, trimming clips, making GIFs, and compressing video.

An iPhone app for scanning receipts, tracking mileage, and exporting an IRS Schedule C-ready tax package.

A rehearsal app for importing scenes, choosing a role, practicing cues and lines aloud, and reviewing what happened during each run-through.

A POS pricing-audit and back-office reporting service for The UPS Store franchisees.

A free, no-sign-up invoice maker for creating and downloading invoices, estimates, receipts, credit notes, and other business documents.

An unofficial field guide for filtering Kord Breach locations by document type and tracking searched areas.

A progression platform for martial-arts clubs that tracks attendance, grading readiness, requirements, and each student's journey.

LetterRight generates demand letters, notices, and other legal correspondence using state rules, computed deadlines, and mailing instructions.

A browser-based diamond metrology and lapidary-planning interface for testing cut geometry, light behavior, and polishing parameters.

A free Etsy shop audit that scores listings, identifies missing tags and attributes, and drafts rewrites from existing copy or product photos.

A Japanese emissions-calculation tool for small factories, built around entering electricity and fuel figures from ordinary invoices.

A local-first PBR texture tool that turns PNG, JPEG, or WebP sources into normal, height, ambient-occlusion, and roughness maps.

A browser-based hairline assessment tool pairs Norwood-scale staging with blunt guides on shaving, buzz cuts, treatment, and transplant costs.

A browser-based Christian reader combining Bible text, the full 1611 Apocrypha, prayer and faith calendars, children’s activities, church listings, and guided reading plans.

A U.S. parish finder for locating nearby canonical Eastern Orthodox churches and missions.

A browser-based passport and visa photo cropper covering the requirements of 30 countries.

A private application that puts each residence on a card and monitors connectivity, security, climate, water, power, and weather.

An AI-powered event-pricing platform that models ticket prices, attendance scenarios, fees, break-even points, and projected profit.

Spanish-language calculators estimate the cost of common home renovations, from removing textured paint to replacing a bathtub with a shower.

A focused Sandustry wiki pairs factory guides with a production planner that estimates machine needs from measured output, uptime, and a safety margin.

A free, open-source Chrome extension that tracks active learning time on Scrimba, with goals, streaks, recaps, and path-progress estimates.

An Ableton Live extension for uploading, browsing, remixing, and jamming on unfinished music sessions with other producers.

A multilingual earthquake-alert service that sends filtered, enriched events to Telegram, WhatsApp, email, or webhooks.

A paid TCG collection tracker that maps missing cards, market value, duplicates, and trades across complete set checklists.

SkimHop summarizes, transcribes, and answers questions about videos, with links back to the exact moments where each point was made.

A browser-based construction tool that turns product and material schedules into organized, NATSPEC-linked specification work.

A Chrome extension that translates YouTube, Twitch, and other video into floating, synchronized subtitles in 90+ languages.

A proposed text-message service that sends short AI answers to phones, including through satellite messaging when users are off the grid.

An Android app that lets you send a link forward and choose when it should return as a reminder.

Taper imports gym CSV logs and race history to produce readiness views, finish ranges, and a coach attention list.

TeachDrop helps sellers of teaching resources find relevant teacher questions, draft inventory-matched replies, and measure visits and sales from sample links.

An immersive 260-day calendar built around twenty Mayan day signs and thirteen tones.

tsMuxeR is an open-source tool for combining, splitting, and packaging high-definition media streams into TS, M2TS, MKV, and Blu-ray structures.

A done-for-you auto-dispatch system for non-emergency medical transport operators running fleets of 5–40 vehicles.

A Ukrainian operations system for septic and grease-trap service companies, combining job scheduling, customer reminders, work documents, pricing, and a driver app.

An offline voice-and-typing cash book for farmers and cooperatives, tracking income and expenses by crop.