As of April 2026, the current version is 1.21.11 .
You can find the latest builds directly on the Official Paper Downloads Page . 2. Paper by WeTransfer (iOS/Android App) Download APK File v1.3.21
If you are looking to "generate" a server world or a paper-based server, PaperMC is the most common result. As of April 2026, the current version is 1
If you are looking for the creative sketching and note-taking app, it is available on major app stores: As of April 2026