TC420App - Free alternative software for TC420 and TC421 LED controllers

TC420App

TC420App is an alternative application to configure the TC420 or TC421 LED controller.

Made for all aquarium lovers and completely free for personal use.

Version 4.7.497 available now!

Main Features

Community & Translations

To get notified about new versions or discuss TC420App, join the TC420App Facebook group.

Want to help translate the app to your language? Use Help / Export localization XML, translate the generated XML, and send it to me! You can test your translation using Help / Test localization XML.

Support the Project

If you are using this app to configure your TC420 or TC421, or if you want me to continue improving it, please consider buying me a coffee :)