Web app
The full web application is already live and ready to use.
blunder.zone
by chess lovers, for chess lovers
Tactics is knowing what to do when there is something to do.
Where to use Blunderzone
Blunderzone already works on the web. Native mobile apps for Android and iPhone are in preparation.
If you want to start training right away, use the web app below.
Android
Native Android app is being prepared.
For now, use the web app in your mobile browser.
iPhone and iPad
Native iOS app is also being prepared.
Until then, the web app is the available version.