Your files never leave
your device.
Open-source, offline-first tools for images, PDFs, audio & video. Everything runs locally — no uploads, no servers, no tracking.
Image Smith
Convert, compress, resize & strip metadata from images — entirely on your iPhone. Supports HEIC, JPEG, PNG, WebP, TIFF, BMP, and more. Zero data leaves your device.
Download on the App StoreDownload APK for AndroidMore tools on the way
Same philosophy — powerful, private, and runs right on your device.
PDF Tools
Merge, split, compress, convert & extract text from PDFs. Powered by PDFium — the same engine behind Google Chrome.
Coming SoonAudio Tools
Trim, merge, convert & compress audio files. MP3, WAV, AAC, FLAC and more — all processed locally.
Coming SoonVideo Tools
Trim, compress, convert & extract audio from video. Powered by FFmpeg running entirely in your browser.
Coming SoonPrivacy isn't a feature — it's the architecture.
Every Toolsmith app processes files locally using WebAssembly and native code. There are no servers to hack because your data never leaves your device.
No Uploads
Files are processed in-memory on your device. Nothing is sent anywhere.
Fully Auditable
Open source — read every line of code yourself.
Works Offline
No internet required. Use it on a plane, in a vault, wherever.
Built in the open
Toolsmith's libraries and SDKs are MIT-licensed — free to use, embed, and extend. Our consumer apps like Image Smith are AGPL-licensed to keep them open source forever.