Useful Tools

A set of browser-based engineering tools models car brakes, suspension, engine performance, wiring harnesses, and gearing.

Stellhaus is downloadable model-railway control software that handles blocks, routes and train schedules on your own computer, with controls available in a browser.

An interactive set of retro pixel maps lets visitors explore published statistics by country, region, and year.

A free browser-based phone tool shows the sky in the direction you point, or maps the countries and oceans on the other side of Earth.

Forecasts and maps help time nature-based finds and sightings, from amber after storms and mushrooms after rain to auroras, fossils and low tides.

An interactive tally estimates how much Detroit Red Wings player Dylan Larkin would forfeit if the team stops paying him.

A free browser-based map gathers public data on events and conditions across Earth, alongside sections on exoplanets, relief efforts, and the economy.

A Windows app and Premiere Pro plugin animate photos, news clippings, and charts for documentary and explainer edits.

Tinsel is a $4.99 Mac app that adds a tree, animated lights, window-aware snowfall, and layered winter sounds to the desktop.

An AI chat helps older adults think through suspicious calls, emails, texts, letters, and other messages.

Arca is desktop software that uses an AI model to draft a score, then turns it into an editable multitrack arrangement.

A free, open-source macOS input tool combining local dictation with screenshot, OCR, and screen-recording workflows for AI agents.

A geological system for mineral exploration in Mongolia that combines satellite evidence, an archive of 24,206 records, and core-tray photos to rank evidence by commodity.

A comparison tool for published hospital cash prices and insurer rates across 16 procedures at 201 hospitals in Texas and Florida.

A free, browser-based tool turns WhatsApp chat exports into PDFs with numbered messages, timestamps, and SHA-256 hashes.

A Spanish preparedness guide organizes household readiness into 19 scenario-specific kits, with item counts, source attributions and a browser-saved inventory.

A tool for UK film workers to check production companies’ filed accounts when they’re asked to work below rate or for free.

A free Luxembourg tax calculator compares married or PACS couples’ estimated 2028 tax under Class U and Tarif T.

Milieu offers child and adolescent psychiatry clinicians browser-based letter generators and a state-by-state consent-law reference.

A free, open-source app lets owners scan 35 mm film with Kodak Pakon F-135 and F-135+ scanners on Mac, Windows, or Linux.

A free guide helps dog and cat owners weigh whether a symptom calls for urgent care, a call in the morning, or close monitoring, with reported vet-cost ranges.

A browsable comparison of AI pendants and voice recorders by two-year cost, recording-data policies, support status, and developer access.

An interactive sewing calculator that works out circle-skirt measurements, fabric needs, and cutting layouts from adjustable measurements.

A free weather app that compares dozens of forecast models and presents a location-specific forecast alongside model comparisons, alerts, and weather maps.

A searchable index scores companies’ comparison pages for patterns that may favor the company over its rivals.

A hackathon-built Android prototype that uses a familiar-sounding call and a spoken phrase to alert family members with the user’s location.

A free set of color-analysis, paint-matching, reference-photo, composition, and digital-painting tools aimed at artists working with physical paints.

A free question-and-answer guide to Hawaiʻi, with sourced local information, live-condition features, and an option to connect it to AI assistants.

An interactive venue-planning tool for tracing audience areas, stages, and obstacles from drawings or scans into an ArrayCalc project.

A local tracker compares holiday baking ingredients and turkey prices at stores around Winchester, Kentucky.

A Hebrew-language workspace for coordinating theatre productions, with tools for scripts, schedules, files, lighting, projection, sound, and stage direction.

BucaraTransit presents a transit platform for Bucaramanga, combining live bus tracking, a prepaid wallet, and QR fare payments with tools for transport operators.

A Portuguese-language reference answers questions about five GLP-1 medicines using ANVISA-approved patient leaflets, alongside a free treatment diary.

A French-language generator for alternating-custody calendars, with school zones, handoff patterns, holiday splits, and PDF or calendar exports.

A round digital dashboard gauge that presents vehicle data and Google Maps turn instructions, with pages configured from a phone.

Controls Radar says it turns a public company’s SEC filings into a free profile of disclosed material weaknesses, their causes, remediation status, and auditor context.

A practical calculator estimates how much firewood is in one or more stacks, with conversions for cords and face cords and optional price and burn-time checks.

Cytellect is a microscopy-analysis tool for detecting cell structures, running statistical comparisons, and creating publication-ready graphs.

A macOS menu bar app adds interactive snow, autumn leaves, and rain to the desktop.

A free whisky-travel planner pairs a private tasting diary with Scottish distillery, pub, opening-hours, and ferry information.

A searchable, interactive reference for the BMW E30’s factory electrical diagrams, paired with troubleshooting guides and lookup tools.

A private-beta Mac app for collecting a website’s motion, typography, colors, and design tokens, then shaping and handing them off for client work.

A free, bilingual calculator estimates Bahrain pension amounts for private- and public-sector workers using age, service, and wage details.

A free readiness checker screens small businesses for possible government-contract pathways using answers about their trade, size, registration, location, and ownership.

A song-based guitar tone tool that helps players adapt settings to their guitar, pickups, and VOX amp, with a built-in practice room.

A free, early-beta 3D sketcher for Windows, Linux and macOS, built around typed dimensions and practical shop tools.

A station-board tool for tracking apparatus status, notes, expirations, staff, weather, and other operational details across firehouse screens.

Krowshea is a crochet programming language for writing patterns and generating charts, written instructions, and yarn estimates.

Lone Pair lets users draw chemical structures and reactions, inspect them with analysis tools, and export publication-ready files.

A Windows VST3 four-operator FM synthesizer with factory patches, sound demos, a free demo, and free preset packs.

Memorial Slideshow Maker turns family photos and chosen music into a funeral or memorial video, with a free preview and a one-time $29 charge for full HD.

A free, no-sign-up browser tool for arranging photos, writing, drawing, and making scrapbook-style pages in a 3D journal.

Mizune is a free, open-source video player for looking up Japanese words in subtitles and sending selected words to Anki.

A catalog of SVG motion recipes that adapt animations to an uploaded mark.

A Japanese-language comparison tool for family outings in Tokyo, Saitama, and Kanagawa, with filters aimed at families bringing both babies and older children.

A free browser-based tool that tracks cards you own and makes printable, card-sized inserts for the ones missing from your Pokémon TCG binder.

A free comparison site lays out cordless yard tools by battery platform, brand, and tool type.

A browser-based workspace for repairing, positioning, and supporting STL models for resin printing, then exporting them as supported files.

An invitation-only tool for examining messages, links, senders, phone numbers, and IPs through visible, approval-gated checks.

A pre-booking planner for fly-in RV trips to U.S. national parks, with route guides, cost estimates, booking timelines, and vehicle-fit tools.

A Japanese service checks publicly visible security settings for a company website and gives results on the spot, with optional paid help preparing fixes.

A searchable directory of classic, .io, and indie multiplayer browser games, with status labels, game details, and links out to play.

An interactive viewer for exploring SWOT satellite measurements of sea-surface height by region and time.

Reports and browser-based tools organize Japan’s 2025 Basic Survey on Wage Structure into wage distributions, comparisons, and downloadable data.

A local weather site pairing hourly and ten-day forecasts with radar, planning tools, and a cheerful host.

A collection of web tools for recurring Missouri DESE, State Auditor, and USDA workbook tasks at school districts and charter schools.

Crag Score maps climbing conditions across eight western states, giving crags a 0–100 score for each daylight hour.

DawIt presents a music sketchpad with theory guides, playable examples, and explanations built into the creative workflow.

A free, open-source journaling app for the Mudita Kompakt and Android 11+ e-readers, built around one daily prompt and a year of collected dots.

A free reference for Canadian lottery and keno odds, with calculators, simulators, game guides, and explainers.

A free browser-based tool that prepares passport, visa, and other document photos for several countries, with digital files and print sheets.

A browser-based radio service for Ukrainian venues that says it mutes music when an air alert is announced and restores it after the all-clear.

A free period and ovulation tracker for iPhone, Android, and the browser, with cycle logging and estimates shown as ranges.

A browser-based soccer tactics editor pairs a drill library with a playable half-pitch for drawing and saving exercises.

Where to Sled helps people search for free sledding hills by city, ZIP code, or location, with listings across 98 snowy metros.

AniSense presents an English- and Tagalog-language app for Nueva Ecija farmers, combining crop prices, price forecasts, farm bookkeeping and direct sales to buyers.

A pilot directory for finding restaurants in Catalonia and Andorra with documented gluten-free dishes and desserts.

A browser-based tool that checks photos signed by On Record Camera for changes, signer, timestamp, and recorded details such as time and place.

A browser-based tool turns an image or existing tile into downloadable patterns with full-drop, half-drop, brick, and mirror repeats.

A pricing calculator and order-management tool for home bakers selling custom cakes, cookies, and cupcakes.

A free, no-sign-up suite of calculators for molecular biology lab tasks, including solution preparation, dilution, buffer pH, and scaled recipes.

A plain-language guide and cost calculator for choosing cloud sandboxes, virtual machines, or servers to host AI agents and related workloads.

A free browser-based workspace for converting, compressing, resizing, and editing batches of images.

A browser-based instrument for arranging sounds on a shared field, adjusting their movement and tone, and saving musical scenes in the current browser.

A browser-based converter that aims to make newer Premiere Pro project files open in older versions.

A beta macOS menu-bar app that watches chosen folders, then renames and sorts incoming files according to rules written for each folder.

FieldKit is a paid Mac app for offline AI questions, searchable reference documents, saved maps, and practical field tools; an iPhone edition is in preparation.

A travel-insurance finder for people training or fighting Muay Thai, MMA, boxing, and other combat sports in Thailand.

Ardlow combines Veeva, sales, specialty pharmacy, patient hub, and territory-goal data to show small biotech teams what needs attention.

Veil is a free macOS menu bar app that covers your screen a minute before a Google Calendar meeting and lets you join with one key.

A browser-based display shows a Dexcom Share glucose reading, trend arrow, and chart on a phone, tablet, or computer.

A Japanese running-shoe guide that uses a runner’s profile and other runners’ fit feedback to help find and compare shoes.

إلكم presents a health platform linking patient bookings and records with clinic, laboratory, and pharmacy workflows.

A Spanish-language collection of browser-based calculators for InSAR monitoring and geotechnical engineering.

A free browser-based checker that grades whether a logo or artwork file contains vector shapes suitable for sharp printing.

A South African shopping app that says it compares nearby grocery and fuel prices and helps shoppers track a basket against a budget.

A Windows video editor that pairs natural-language editing requests with a timeline creators can adjust by hand.

Malaffaty organizes family health records sent by WhatsApp or through its website, with a separate file for each person.

Medido runs a free, no-signup reading of a website to check visible marketing and analytics signals, then explains what it could and could not verify.

A neighbor-made guide for Moon Valley homeowners, with address-based hail checks, sample claim packets, and help reviewing roofer contracts and insurance policies.

A set of trackers and calculators for F-1 and J-1 students, covering status dates, SEVIS transfers, OPT and academic-training allowances, and I-94 records.

A free, open-source macOS window switcher that lets you find and organize individual windows.

OpenLoto is a free, single-file browser tool for running an association loto, from organizing prizes and checking winning cards to displaying the draw.

An interactive calculator compares estimated monthly costs for 20 AI receptionist vendors using call volume, call length, after-hours share, and whether AI answers every call or only after hours.

A free, open-source editor for diagrams, charts, chemistry structures, formulas, and other scientific figures.

A Hebrew-language drawing aid with searchable reference images, timed sketch prompts, an AI image generator, and a 3D studio.

A ski-resort comparison site listing snowfall, day-pass prices, predicted lift queues, mapped piste kilometres and ski-in/out lodging.

A free set of location-based calculators estimates solar output, system size, tilt, appliance use, and savings or payback.

An iPhone app for firefighters to study local streets, routes, hazards, and driver/engineer map tests.

An independent browser simulator lets you rev synthesized engine sounds, from V8s and rotary engines to motorcycles and aircraft.

A beta converter that takes logo artwork or lettering and produces embroidery-machine files with settings for hoop size, fabric, and thread colors.

An offline companion app for finding and phrasing objections under Philippine evidence rules, with a free edition and a complete edition described on the page.

An engineering procurement tool that extracts specifications from supplier PDFs and compares them against a technical brief.

A Taiwan-and-Japan discovery planner for weekend events, attractions, seasonal destinations, and trip itineraries.

AE Render takes an After Effects project and a CSV or Excel sheet, then renders a personalized video for each row in parallel.

A phone-based bookkeeping and livestock-record app for tracking animals, farm work, supplies, and cash—even where there is no signal.

Enter a place or use your location once to get a plain-language description of current outdoor conditions, with UV and activity guidance when relevant.

Alero presents a tool for cabin crew to compare pay statements with flown activity, review union benefits, and prepare possible discrepancies for their union.

Software for cleaning companies that connects job quoting, crew scheduling, timekeeping, checklists, invoicing, and payroll exports to the cost of a labor hour.

An interactive visualizer turns an area measurement into a true-scale drawing beside familiar objects, in 3D, or on a street map.

A Spanish-language map and guide to theme parks, with attraction details such as minimum heights, plans, and queues.

A free browser-based photo studio for removing backgrounds, resizing, compressing, converting, and preparing images.

A paid email-alert service for people tracking weather, water, wildlife, and seasonal conditions around a specific place.

BeamCarve offers free 2D engraving software for BJJCZ/EZCAD2 fiber lasers, with a paid add-on for carving 3D reliefs from photos.

A set of 14 free engineering calculators for welding, fabrication, hydraulics, and related sizing tasks.

A Korean-language platform for routing sheet-metal bending jobs among customers, fabricators, and sheet suppliers.

A community database for finding and tracking short dramas from several streaming apps, with a separate index of AI films.

A public guide compares contraception methods, lists pill brands and prices in pesos, and explains legal ways to get a prescription in the Philippines.

A browser game lets you arrange boarding groups for 180 passengers and compare the simulated boarding time with the airline’s five-zone order.

A Brazilian price-history tool compares the cost of everyday goods and services in minimum wages, work hours, and inflation-adjusted reais.

A route checker for planning dog and cat travel abroad, with steps and deadlines based on the trip details entered.

A browser-based ICS inspector that previews calendar events and checks for time, recurrence, syntax, and calendar-app compatibility issues.

A free, French-language browser tool for drawing underfloor-heating layouts and exporting a plan with circuit lengths and a materials list.

A free browser tool for planning parquet, laminate, or tile layouts and estimating cuts and quantities before installation.

CallSitter waits on a business phone line for you, then rings when someone picks up.

A map app for using georeferenced trail and topographic maps offline, with a marketplace for map publishers.

A reporting tool for New Zealand charities using Xero to prepare a Tier 4 performance report.

Check Your Mates describes a motorcycle safety app where riders flag themselves as out and mates check in if they do not respond.

Chronoless describes a phone app that estimates a rifle bullet’s muzzle velocity from the time between the shot and its impact on a steel plate, then uses that figure in a ballistic solver.

Cleanup AI Meta inspects images for AI provenance markers and other metadata, then offers to remove those fields without re-compressing the image.

A browser-based calculator for working out lye, water, fragrance, and bar-property estimates for soap recipes.

A browser-based calculator compares collagen supplement labels by declared grams and cost per gram.

A Colorado Front Range peer network and reference for clinicians, combining complex-patient care maps with rosters of specialized providers and their published cash prices.

A car research site that compares owner complaints and recalls across model years, with a VIN recall-check option.

A free, browser-based companion designed to answer movie-night questions without pausing the film.

A quoting and order-management tool for 3D-printing workshops, with costs, payment fees, and printer wear factored into the price.

Cuemo presents a tool for adding graphics to live streams or uploaded videos based on what the speaker says.

A browser-based editor for drawing or importing custom cursors, setting their click hotspot, testing them, and exporting files and CSS.

A browser tool for filtering and organizing MapleStory Classic World chat, with an optional guild-to-Discord chat link.

A milk-collection system for dairy cooperatives, pairing offline Android collection with farmer-facing Hindi and English account updates and office settlement.

DamaReco is an iPhone camera app for kendama practice: keep recording, then save only the clip around a trick you land.

A Figma plugin for auditing design-system use, from components in an open file to adoption patterns across a team’s files.

A skincare tracker for recording bottles, separating open products from backups, and deciding what to use up next.

A searchable directory of 150 volunteer archaeology digs and field schools for 2026–2027 across 36 countries, with filters for cost, region, and subject.

Doado presents an Android launcher with large, fixed tiles, favorite contacts, accessibility settings, and a voice assistant.

A searchable directory summarizes whether 34 AI apps train on user data and points to opt-out steps.

A searchable map and directory of public E85 fuel stations, with state listings and guides for flex-fuel drivers.

A downloadable tool that replaces identifying details in PDF, Word, and text files with consistent placeholders on your own computer.

A browser-based tool for inspecting and removing metadata from photos, videos, and other files.

A Mac and iPad app for presenting evidence at trials, hearings, depositions, mediations, and arbitrations.

An iPhone utility for correcting Apple Health workout details, changing activity types, trimming or joining workouts, and working with FIT and other file formats.

FleetGrid is French-language software for managing an aero-club’s aircraft, reservations, maintenance, pilots, training, and club website.

Forge Studio offers free browser tools for turning shapes, pictures, or text into files for 3D printing.

An open-source Windows utility for changing settings on supported Razer mice and saving them to the mouse’s onboard memory.

A Bible and prayer app for reading in Tagalog and English, with language help and family features.

A 3D configurator for historic cars, with choices for model year, market, paint, wheels, interior, and equipment.

A release tracker for announced synths, drum machines, grooveboxes and samplers, with status, expected dates, prices and shop links.

An upcoming phone app designed to check BC freshwater fishing rules, access boundaries, and seasonal restrictions for the water under your map crosshair, including offline.

A Mac app for tracking app-store rankings, working on listings and store art, and letting an AI agent operate those tasks.

Free calculators help delivery and gig drivers estimate what they keep after fuel, vehicle wear, time, and taxes.

A collection of free, Taiwan-focused browser tools for everyday tasks, workplace calculations, childcare information, calendars, and more.

A GPU rental comparison site lists hourly prices for 28 GPU models across more than 29 providers, with prices displayed in Chinese yuan.

A family app for photographing children's drawings, organizing them by child and age, recording their stories, and sharing them with relatives.

An interactive planner for testing paint schemes on Gunpla kit photos.

A searchable database presenting U.S. Department of Labor H-1B disclosure data by employer, job title, city, and fiscal year.

A forthcoming iPhone tasbih app pairs a bead counter with illustrated worlds and explanations of each remembrance.

This Korean Chrome extension helps Smart Store sellers prepare Japanese resale products, from organizing photos and drafting Korean detail pages to registering listings.

A county-level water-hardness lookup pairs measured figures with advice on whether a home water softener may be worth buying.

A migraine and headache diary that compares logged food and daily routines around attacks with ordinary days, down to ingredients and preparation.

hear.here offers eight short audio examples of sounds people describe as tinnitus, with guidance for explaining the experience and when to seek medical care.

Held presents browser-based tools for editing, signing, redacting, and organizing PDFs, with no account or document upload required according to the site.

A free directory of UK heliports, airfields and venues that say they accept helicopter landings, with maps, weather and landing rules.

An early Mac app lets users ask about their screen aloud, see an answer sketched over it, and hand larger jobs to notch-based helpers.

An open-source desktop email client for Linux, with Microsoft 365 support and local AI features.

A date finder and cancellation-alert service for hikers trying to secure beds across the Tour du Mont Blanc’s huts and gîtes.

intiLab presents offline software for working with scanned film negatives, from roll organization and color interpretation to digital enlarging and export.

Fair Bill walks Californians through checking a hospital bill, looking for possible financial assistance, and preparing a letter to send.

Jadwal lets Princess Sumaya University for Technology students browse course sections, filter options, and assemble a weekly timetable in English or Arabic.

A browser-based JSON workbench for viewing, repairing, and exporting data as tables, CSV, TSV, Excel, or JSON Lines.

A browser-based toolkit for drawing lacrosse plays, assembling timed practices, and running them from the sideline.

Leverboard analyzes NPS or CSAT exports to estimate which comment themes are associated with changes in customer scores.

A Windows screenshot tool for capturing, annotating, blurring sensitive details, and sharing links that delete themselves.

A New Hampshire hiking guide that sorts trails by conditions and gives hikers route details and estimated return times.

LyricFrame turns a song and timed lyrics into a full-length MP4 lyric video, with processing kept in the browser.

A searchable comparison of free AI API allowances across 178 models and 36 providers, with checked dates and links to get keys.

Kondor Devices presents a collision-avoidance system that uses cameras to detect people near heavy machinery, warn the operator, and stop the machine if needed.

A $149 service that turns a customer’s land into an interactive 3D map for a phone.

A beta analytics tool for beer, wine, and spirits wholesalers that turns invoice exports into sales views by customer, product, and territory.

A browser-based planner for model railway layouts, with track standards and turnout details tailored to real railway systems.

A Spanish-language herd-management app for Criollo horse breeders, covering breeding, health, pedigree, sales, and field work—even when the phone has no signal, according to its homepage.

A mobile app for motorcycle workshops in Mexico to record service orders, send quotes by WhatsApp, track payments, and remind customers about service.

An Android app that turns spoken job-site updates into daily logs and shareable PDFs.