🔒 100% Local • No Cloud • No Uploads

Convert anything.
Upload nothing.

FileFlow is a blazing-fast, privacy-first file converter that runs entirely on your machine. Images, PDFs, documents, data, audio, video, and code files — drag, drop, done. Your files never leave your computer.

Buy Now — $5.00 See What It Converts →
Works on Windows, macOS & Linux
FileFlow — Local · Fast · Private •••
FileFlow app screenshot

Stop uploading your files to random websites

Keep control of your data. Ditch slow, ad-filled online converters and move your workflow entirely offline.

✖ The Old Way
  • ❌ Upload sensitive files to unknown servers
  • ❌ Wait for slow cloud processing
  • ❌ Hit file size limits and daily caps
  • ❌ See annoying ads everywhere
  • ❌ Wonder who's storing your data
✔ The FileFlow Way
  • ✅ Everything processes locally on your machine
  • ✅ Native Rust speed — conversions in milliseconds
  • ✅ No limits, no caps, no subscriptions
  • ✅ Clean, beautiful, ad-free interface
  • ✅ Your files never leave your computer

Built different. Built local.

FileFlow combines the power of native Rust with a beautiful interface, designed from the ground up for privacy-conscious professionals.

🔒

100% Private

Your files never leave your machine. No uploads, no cloud, no tracking. What happens on your computer stays on your computer.

⚡

Blazing Fast

Powered by Rust's native performance. Convert files in milliseconds, not minutes — with no waiting for uploads or server queues.

🎨

Beautiful UI

A clean, modern interface built with care. Drag and drop files, preview before converting, and actually enjoy using your converter.

📁

All Your Formats

Images, PDFs, documents, data, audio, video, and more. One app that covers your everyday conversion workflows.

💻

Cross-Platform

Native apps for Windows, macOS, and Linux. Keep the same fast, reliable experience on every machine you use.

🚫

No Limits

No file size limits. No daily caps. No subscriptions. Pay once, use forever — for as many files as you want.

Every format you need

Images, documents, data, audio, video, and more — all handled locally. And we're adding more formats all the time.

🖼️

Images

Convert between all the formats you actually use for design, web, and product work.

PNG JPG JPEG GIF WEBP BMP ICO TIFF AVIF
PNG → WEBP • JPG → AVIF
📄

Documents

Extract text, clean up content, and move between document formats without leaking private information.

PDF TXT MD HTML

Convert to PDF, HTML, Markdown, or plain text — all offline.

📊

Data

Perfect for developers, analysts, and data teams handling structured data.

CSV JSON XML YAML

CSV ↔ JSON • CSV → HTML tables

🎬

Media

Built-in support for common video and audio formats — perfect for creators, editors, and anyone handling large media libraries.

MP4 MKV WEBM AVI MOV MP3

Three steps. Zero uploads.

FileFlow is designed to feel invisible — just drop, choose, and convert. No sign-ups, no wizards, no friction.

1

Drop

Drag and drop your file into FileFlow or click to browse — just like a folder.

Drop files here · Secure local workspace
2

Choose

Select your desired output format. FileFlow surfaces the most relevant options automatically.

Output format Auto-detected
WEBP PDF CSV JSON
3

Convert

Click convert. Open your file. That's it. No upload progress bars, no timeouts, no tabs left open.

Converted in 37ms Saved to your local folder
Open file

See it in action

A focused, minimal interface that puts your files front and center. Built to feel like a native part of your desktop.

FileFlow — Video & Audio Conversion •••
FileFlow app interface showing video conversion formats like MP4, MKV, and WEBM

One price. Yours forever.

No subscriptions. No hidden fees. Pay once and own FileFlow — including all future updates.

LIFETIME LICENSE
$5.00 $YY

One-time payment. Use FileFlow forever on all your devices.

  • ✓ All current features
  • ✓ All future updates
  • ✓ Windows, macOS & Linux
  • ✓ No subscription ever
  • ✓ Support indie development
Get FileFlow Now →
🛡 30-day money-back guarantee

Questions? Answered.

Everything you need to know about how FileFlow works and what it can do for you.

Is my data really private? ›
Yes. FileFlow processes everything locally on your machine. Your files are never uploaded anywhere. We don't have servers to store your files even if we wanted to.
What operating systems are supported? ›
FileFlow runs natively on Windows 10/11, macOS 11+, and Linux (Ubuntu, Fedora, Arch, and more).
Do I need an internet connection? ›
No. Once installed, FileFlow works completely offline. Convert files on a plane, in a cabin, anywhere.
Is this a subscription? ›
No. You pay once and own FileFlow forever. All future updates are included.
What if I'm not satisfied? ›
We offer a 30-day money-back guarantee. No questions asked.
What formats are supported? ›
Images (PNG, JPG, WEBP, GIF, BMP, ICO, TIFF, AVIF), Documents (PDF, TXT, MD, HTML), Data (CSV, JSON, XML, YAML), and Media (MP4, MKV, WEBM, AVI, MOV, MP3) — with more formats being added over time.

Ready to convert files the right way?

Join privacy-conscious developers, designers, and teams who have already left sketchy online converters behind.

Get FileFlow — $5.00 →
💻 Works on Windows, macOS & Linux
🛡 30-day money-back guarantee