Chess Calendar Supporter
Support the project and unlock golden mode, with a donation.
Exclusive golden theme
An exclusive golden interface, for people who support the project.
Supporter everywhere
One Supporter status unlocks golden mode across all our chess apps.
Back an indie project
Help keep Chess Calendar free, ad-free and growing.
Support the project
Any donation makes you a Supporter for 30 days.
- Golden theme
- Supporter across all our chess apps
- Support an indie developer