Local system onlineAPI docs
LESS FRICTION. MORE FORWARD.
A perfect fit.
Every file.
From “file too large” to ready to go. Pick a size or a destination. We’ll handle the rest.
1
Add your file
Up to — MB on server+
Drop it here. We’ll make it fit.
Drag & drop your file, or browse from your device
Images, PDFs, documents, video & audioImagesPDFs & docsVideoAudio
2
Tell us where it needs to fit
Popular sizes
Private by defaultRust/WASM in your browser → Rust edge → server only if needed.
Checked, not guessedDeterministic validation on every output
Only yours to accessPrivate storage and short-lived download links
Here for a little whileDelete now, or let automatic cleanup do it
LESS GUESSWORK
All tools →Find the right fit.
Free image compressor under 50 KBSet a clear target. Review the result.Free image compressor under 100 KBSet a clear target. Review the result.Free image compressor under 200 KBSet a clear target. Review the result.Free PDF compressor under 1 MBPreserve required pages. Check exact bytes.Free PDF compressor under 2 MBPreserve required pages. Check exact bytes.File-size calculatorCompare KB, KiB, MB and exact bytes.
Fix the upload, understand the reason.
Read the guides →Upload limitsKB vs KiB: why a file below the limit can still failFree guide: Understand decimal and binary file sizes, check exact bytes, and choose a conservative target when an upload portal says KB or MB.ImagesImage file size vs pixel dimensions: what to change firstFree guide: A practical guide to quality, dimensions and format when a photo, signature or graphic must fit a small upload budget.PDFsHow to shrink a scanned PDF without losing track of readabilityFree guide: Tell scans from native text PDFs, choose a realistic compression target, understand OCR and review the pages that matter.