> For the complete documentation index, see [llms.txt](https://docs.the4thpillar.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.the4thpillar.io/dapps-and-clients.md).

# DAPPS & CLIENTS

- [4P Super App](https://docs.the4thpillar.io/dapps-and-clients/4p-super-app.md): On-chain communication application that enables users to exchange "email" and "messages" like communication in a true custodial manner.
- [4P Super App User Guide](https://docs.the4thpillar.io/dapps-and-clients/4p-super-app/4p-super-app-user-guide.md): This is the 4P Email & Chat Super App user manual page. Follow the steps for easier onboarding and access to all needed information.
- [Encryptor Extension](https://docs.the4thpillar.io/dapps-and-clients/encryptor-extension.md): An open-source, fully self-custodial Chrome Extension that enables E2E AES-256-GCM advance and highly secure encryption of on-chain communications by user-owned private keys.
- [Encryptor Setup User Guide](https://docs.the4thpillar.io/dapps-and-clients/encryptor-extension/encryptor-setup-user-guide.md): This is the Encryptor Extension setup manual page. Follow the steps for easier onboarding and access to all needed information.
- [Fees & Revenue Model](https://docs.the4thpillar.io/dapps-and-clients/fees-and-revenue-model.md): 4P Super App earns revenues by collecting service fees, which are settled on the smart contract level and is applicable for every email or message transaction.
- [Multi-Chain Deployment](https://docs.the4thpillar.io/dapps-and-clients/multi-chain-deployment.md): We aim to support multiple L1 and L2 ecosystems to onboard their native communities. Check the form below to explore in-app availability.