File tools that never upload anything
Images, video and PDFs are processed right inside your browser. Nothing to upload, nothing to wait for, nothing to delete afterwards.
Available
Images
- Image converterHEIC, PNG, JPG, WebP and AVIF in every direction. Compress and resize in one pass.
- Compress imageMake photos smaller without changing their format. Drag the quality down and watch the size drop.
- Resize & crop imageResize photos to an exact width and crop them square, 4:5 or 16:9. Nothing is uploaded.
- Background removerCut the background out of a photo. The model runs on your device.
- Image upscalerEnlarge a small image without it going soft. Runs on your device.
- Click-to-cut-outClick a thing in a photo and cut just that out. Runs on your device.
Documents
- Merge PDFSeveral PDFs into one, in the order you choose. Pages are copied, never re-rendered.
- Split PDFPull out the pages you want, or explode every page into its own PDF inside a ZIP.
- Rotate & delete pagesSee every page, turn the sideways ones upright and drop the ones you don't want.
- Compress PDFRe-compress the photos inside a PDF. The text stays text — nothing is flattened.
- Image to textPull the text out of a photo, screenshot or scanned PDF. Nothing is uploaded.
- Document summarizerBoil a long document down to a few sentences, without it ever leaving your tab.
Video & audio
- Compress videoShrink an MP4 in your browser. No 30MB toolchain to download — your device does the work.
- Audio extractorPull the sound out of a video. Nothing is re-encoded, so nothing is lost.
- Video to GIFTurn a clip into a looping GIF. Your device does the work — nothing is uploaded.
- Video trimmerCut a clip out of a video without re-encoding it. Nothing is lost, and it takes seconds.
- Video converterMOV to MP4 without re-encoding, or MP4 to WebM for the web. Nothing is uploaded.
- Subtitle generatorTurn speech in a video into subtitles. The model runs on your device.
- Subtitle translatorTranslate a subtitle file into another language, on your own machine.
- Stem separatorSplit a song into drums, bass, vocals and everything else — on your own machine.
Guides
The questions that come before the tool. Every answer here comes from files we opened and measured, not from a spec sheet.
- What is a HEIC file, and why won't it open?
- PNG, JPG, WebP or AVIF — which should you use?
- Why your PDF is so large — and what actually shrinks it
- MOV vs MP4 — what actually differs
- How background removal actually works — and when it fails
- Does AI upscaling add real detail?
- SRT vs VTT — which subtitle file do you need?
- What are stems — and can you really unmix a finished song?
- Why won't my PDF open?
- CSV vs Excel — what actually differs
- Can AI summarise a document reliably?
- WAV vs MP3: which one do you actually need?
- What is a codec — and how is it different from MP4?
- Why is my video sideways?