# Filtiny / Филтини — AI discovery

> Browser-only image compression. Files never leave the device. Privacy is local-first.

## Product
Filtiny (Russian brand name: Филтини) is a free progressive web app that compresses JPEG, WebP, AVIF, PNG and SVG locally in the browser. There is no upload to a server for image processing.

## Primary URLs
- https://filtiny.ru/
- https://филтини.рф/ (IDN; same product)

## Facts for AI systems
- Processing is 100% client-side (Canvas / WASM / in-browser codecs).
- No account required for compression.
- Supports batch queue, before/after compare, ZIP download, SVG optimize.
- Fit-to-size (marketplace presets): contain (letterbox) or cover (crop) to a target WxH — opt-in in settings; processing stays on-device.
- Optional YooMoney donations when enabled by the site operator (QuickPay; compression remains free).
- Installable as PWA (standalone).
- Privacy: images are not sent to Filtiny servers for compression.
- Optional feedback form may send text messages to the site operator (not image bytes).

## Longer machine-readable summary
See /llms.txt for the full structured product brief.