A private, modern Android 3D model viewer.
Note
Privacy first: Filion does not request android.permission.INTERNET. Your 3D models and usage data stay on your device.
Filion is an offline Android 3D model viewer built for inspecting GLB models with smooth touch controls, real-time rendering, and folder scanning. It has no ads, trackers, accounts, network access, or hidden data collection.
Download the latest APK from GitHub Releases and install it on a device running Android 10 or newer.
Filion uses Android's Storage Access Framework to access chosen folders and scan for GLB models safely.
- Private and offline: No ads, accounts, trackers, data collection, or internet permission.
- 3D model inspection: 360-degree free orbit, 2-finger pan, pinch zoom, roll rotation, and double-tap reset.
- Auto-rotate screensaver: Smooth turntable presentation mode with customizable rotation speeds.
- Live search and discovery: Quick search filtering, pull-to-refresh folder rescanning, and grouped model lists.
- Lighting and environment: Adjust scene brightness and switch between theme, dark, and light backgrounds.
- Custom folder scans: Choose folders through Android Storage Access Framework, scan for GLB models recursively, and manage folder grants.
- System intent integration: Open
.glbfiles directly from file managers, downloads, or external applications viaACTION_VIEWintents. - Model information: Inspect model file names, byte sizes, MIME types, and document URI references.
- Sharing and export: Share models or open them in other compatible applications without exposing private paths.
- Material 3 Expressive UI: System, Light, Dark, and OLED Pure Black themes with dynamic Material You color matching and fluid spring motion.
- Join the Discord community.
- Report bugs or request features through GitHub Issues.
- Review changes in the changelog.
- Read the privacy policy.
Filion is built by Tremors with Kotlin and the Android platform. Thanks to the maintainers of:
- Google Filament and SceneView for 3D graphics rendering and GLTF/GLB loading
- AndroidX, Jetpack Compose, and Material 3
- Kotlin and Kotlin Coroutines
The app's Settings → About → Open Source Licenses screen lists its runtime libraries and their licenses. Third-party notices are documented in THIRD_PARTY_NOTICES.md.
Architecture, project structure, technology choices, setup, build commands, testing, convention checks, and release signing live in DEVELOPMENT.md.
Filion is available as open source under the MIT License.
Made by Tremors