ChainBuilder - Improve the quality of your life!

Keep track of your habits, make sure that you reach your goals.

The ChainBuilder app makes it easy to follow your progress through a simple to use intuitive calendar based user interface. Build chains of successful days. Motivate yourself by making longer and longer chains. Start with completing one day, then strive for a week and then a month.

Let this app improve your life and help you break bad habits.


  • Long press to mark and unmark days (not on the overview screen)
  • Swipe left and right to view previous and next month
  • Swipe up and down to switch between the overview screen and the three available chains
  • Tap the edit button to change the name of the chain, set a start date for the chain and change the color
  • Tap the share icon to share a chain as a file in CSV-format (comma-separated values)

Pricing information

The application is free with ads. An in-app purchase to remove the ads might be added in the future.

Change history

Changes in version 1.2

  • Export a chain in CSV-format (comma-separated values)
  • Set a start date for a chain to easier track your progress from when you started to track a habit
  • Change the color of the chain
  • Added a chain configuration screen where the name, start date and color of the chain can be set

Version 1.1

  • Added overview screen
  • Added active screen indicator in the top right corner
  • Changed the colors of the chains
  • Minor layout adjustments

Version 1.0

Initial version

Open source / participation

The source code for this application will be made available on github. Please report bugs and feature requests either as issues in the project on github or by emailing

Pull requests are very welcome.