Guides & How-tos
How to Convert MOV to MP4 in Your Browser (iPhone Video, No Upload)
Make iPhone .mov clips play everywhere by converting them to .mp4 locally with a WebAssembly FFmpeg engine — private, watermark-free, and validated.
Guides & How-tos
Step-by-step walkthroughs for converting and compressing files privately in your browser.
Guides & How-tos
Convert PDF to Images (and Images to PDF) Privately in Your Browser
Turn PDF pages into PNG or JPG snapshots, or combine images into a PDF — all processed locally with pdf.js and pdf-lib, with nothing uploaded.
Guides & How-tos
How to Convert PNG to WebP (and JPG) to Shrink Web Images
Turn heavy PNG screenshots and graphics into lightweight WebP or JPG in your browser — smaller pages, no uploads, and measured savings you control.
Guides & How-tos
How to Convert HEIC to JPG Without Uploading Your Photos
A private, step-by-step guide to turning iPhone HEIC photos into universally compatible JPGs entirely in your browser — no uploads, no accounts, no waiting.
Guides & How-tos
How to Compress Video Without Losing Quality (Right in Your Browser)
Understand what actually makes a video file large, then compress it locally — no uploads, no watermarks — using bitrate, resolution, and codec choices that preserve visible quality.