Utilince: a Spanish-language toolbox for everyday calculations and QR codes

Field notes

Utilince organizes its utilities by task, including calculations, timing, QR generation, PDFs, images, text, and random draws. The homepage reports 40 published tools across 13 categories and highlights features such as timers that continue across tab changes, with laps, sound, notifications, and favorites. It also states that most tools process files and data in the browser, while reporting zero files uploaded to its server and no registration requirement.