tskr/app — 15 tools, on-device
Everything runs on your device — nothing leaves it. Resume below, or browse the full set from the rail.
Hover any tool card and hit the pin to keep it here.
Download a model to power the AI tools
Set a countdown and get notified when time is up.
Measure elapsed time with laps at your fingertips.
See your display — resolution, pixel density, color gamut, and refresh rate.
See your browser, engine, hardware, and accessibility preferences.
See your viewport size, active breakpoint, and safe areas — live as you resize.
Pick winners, shuffle the order, or split a list into groups.
Find how long is between two dates — days, weeks, business days.
Add or subtract time from a date to find another date.
Fit, crop, or scale a batch — entirely in your browser.
Convert a spreadsheet to JSON, CSV, TSV, Markdown, or SQL — in your browser.
Generate strong passwords, passphrases, and PINs instantly — all in your browser.
Encode a link, Wi-Fi network, contact card, or message as a styled QR code.
Generate a complete favicon package from a logo, initials, or an emoji — ICO, SVG, PNG sizes, and webmanifest.
Summarize text with a private AI model that runs entirely on your device — nothing is sent to a server.
Ask questions about an image with a private multimodal AI model that runs entirely on your device.