Question 1

Do my images upload to a server?

Accepted Answer

No. Filtiny compresses images entirely in your browser. Image bytes are not sent to Filtiny servers for processing.

Question 2

Which formats are supported?

Accepted Answer

JPEG, WebP, AVIF, PNG and SVG. Batch-compress and download a ZIP.

Question 3

Is Filtiny free?

Accepted Answer

Yes. The web app is free to use without an account.

Question 4

How many files can be processed at once?

Accepted Answer

Up to 30 files can be processed at once.

Question 5

In which format(s) can files be saved?

Accepted Answer

JPEG, WebP, AVIF, PNG, and SVG. You can also keep the original format where applicable.

Question 6

Can I fit images to marketplace sizes?

Accepted Answer

Yes. Use Fit to size in settings: Contain letterboxes, Cover crops to a target width×height (Wildberries, Ozon, and other presets). Processing stays in your browser.

Question 7

Can I support the project with a donation?

Accepted Answer

When the operator enables donations, you can tip via YooMoney (wallet or bank card). Image compression stays free either way.