Where can I get updates for Flowe?

Updates are published on the GitHub repository and release page: https://github.com/andrewjiang/flowe-OS.

How do I flash this firmware safely?

Follow the flashing guide at https://www.readme.club/how-to-flash and back up your device before flashing.

Xteink X4 & X3

Beyond the default. Your reader, your way.

Community and official firmwares that change how you read—different interfaces, features, and workflows. Discover alternatives that fit you.

Flowe

vfw-v0.3.1 X4 · X3

16 stars 1 forks Last release: Jul 2026

Open GitHub How to flash safely

Open-source firmware for the pocket-size Xteink X3 or X4 e-ink device. Paired with the Flowe iOS app, it puts your priorities, agenda, and notifications on calm paper-like glass — and starts focus blocks that shield the apps you choose on your iPhone.

Part of Flowe. Firmware is MIT-licensed; vendored libraries keep their own licenses.