File tools, right in your browser
Process files on your device, with practical guides and independently tested results.
File workflow insights we tested
Explore measured results, test conditions and their limits.
Is a GIF Always Bigger Than MP4? A Three-Second Pinwheel Test
GIF and MP4 made from the same test clip, with measured effects of frame size and rate.
Why doesn't table OCR become an Excel table? A reading-order experiment
Identical text in lists, columns and a table, with downloadable samples and raw OCR output.
Does Turning Photos into PDF Change Quality? JPEG Quality and A4 vs Image Fit
One test image, different quality and page-size settings: compare file size and embedded image data.
Start with a practical guide
Step-by-step help for real submission and sharing tasks.
How to Prepare Document Photos for a Submission-Ready PDF
Arrange document photos and scans into one PDF ready for submission.
How to Compress a Video Under 100MB for Online Submission
Check an upload limit, then choose a target size and resolution for your video.
Extract Text from a Document Photo: Capture, Read, Check
From taking a clear document photo to checking errors in extracted text.
Audio Tools
Convert, trim, or merge audio files in the order you need.
Video Tools
Trim video, extract audio, or compress it to a target size.
Image Tools
Convert or compress images, or create the QR code you need.
PDF Tools
Merge, split, and convert PDFs and images in your browser.
Text Tools
Read and convert Markdown, compare text files, or clean unwanted spacing and characters.
We’re continuously adding new browser-based utilities. Tell us what would help you next.