Knowledge Base

Topic-first answers with measured data — not a dated blog. Each page carries its own benchmark table and a direct answer you can lift in one piece.

Format

Batch Compress Images Online Without Uploading Them Batch compression runs each image through the same target-KB encoder, queued in order, entirely on your devic… Updated 2026-09-21

Jpeg

JPEG vs WebP: A Measured Quality Comparison On a 1920x1280 test image at a 100 KB target, WebP produced 84.2 KB and JPEG 93.5 KB — WebP is about 10% smal… Updated 2026-09-21

Png

How to Compress a PNG to 200 KB PNG is lossless, so there is no quality dial to turn down — the only real lever is resolution. On a 1920x1280… Updated 2026-09-21

3 published pages across 3 topics. New pages ship with a fresh measurement, never a rewritten press release.