Compare software

FastFlix vs Av1an: catalog facts
FastFlix	Av1an
Free Free and open source under the MIT licence.	Free Free and open source, developed under the rust-av project on GitHub.
Windows	Command line
Supports H.264, HEVC and AV1 Hardware and software encoding options	Parallel chunked encoding makes use of all CPU cores Supports AV1 and other encoders from one tool
Focused on encoding, not editing Encoder options can be overwhelming for beginners	Command-line only, with no graphical interface Relies on separately installed encoders and tools
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: GPL-3.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.