Premium
$1.99/year planned
A low-cost optional upgrade designed to support ongoing development and unlock extra personality while the core calculator stays useful.
- Extra themes
- Extra sound packs
- More mascot reactions
- More playful practice extras
- Future premium feature updates
- Seasonal style packs
- Supports ongoing development
Optional upgrade Yearly renewal Google Play cancellation
Premium is planned content. Final availability, store wording, and billing details should match the public app listing when it goes live.