> For the complete documentation index, see [llms.txt](https://snaps-docs.gitbook.io/white-paper/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://snaps-docs.gitbook.io/white-paper/app-overview.md).

# App overview

- [General Mechanics](https://snaps-docs.gitbook.io/white-paper/app-overview/general-mechanics.md)
- [Login & Sign Up](https://snaps-docs.gitbook.io/white-paper/app-overview/login-and-sign-up.md)
- [Wallet](https://snaps-docs.gitbook.io/white-paper/app-overview/wallet.md)
- [Energy](https://snaps-docs.gitbook.io/white-paper/app-overview/energy.md)
- [Level & XP](https://snaps-docs.gitbook.io/white-paper/app-overview/level-and-xp.md)
- [Reward Calculation](https://snaps-docs.gitbook.io/white-paper/app-overview/reward-calculation.md)
- [Referral System](https://snaps-docs.gitbook.io/white-paper/app-overview/referral-system.md)
- [Snaps NFT Market Place](https://snaps-docs.gitbook.io/white-paper/app-overview/snaps-nft-market-place.md)