Version Information
- Version
- 1.2.21
- Release date
- Oct 1, 2026
- Size
- 54.0 MB
- Android
- 8.0+
- File type
- APK
- Package
- com.observin.proto
- Developer
- Observin
About Trailium
Trailium is a photography application published by Observin under the package name com.observin.proto. This listing lays out what the app belongs to, what it needs from your device, and how much room it takes up. Read through for the practical details before you install it. A photography app from Observin Trailium sits in the photography category, which frames the kind of work the app is built around: handling images rather than documents, games, or office tasks. Observin is listed as the developer behind the build, so anyone verifying the app's identity can match that name against the accompanying package identifier. What the build needs from your device The build requires Android 8.0 or newer. Handsets already running a more recent release should meet the requirement without any extra checks, while older devices may need a system update before the application can be installed and opened. Install footprint and package identity The installer occupies 54.0 MB of storage, so leave a little breathing room alongside the space the app will want once it is unpacked and running. The package is registered as com.observin.proto, the string to inspect if you need to confirm what is present on a device. Release details and listing notes The current build is 1.2.21, issued on 2026-10-01. No content rating accompanies this entry, so anyone assessing suitability for younger users should note that no age guidance has been supplied with the listing.