Unofficial Pix Backpack
Pixel art for your backpack
Only for iPhone
Free · In-App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Personalize your backpack!
Features:
- Draw images and animations in real-time: when you change a pixel on the canvas, it immediately changes on the backpack.
- Display scrolling texts.
- Import images.
- Use the backpack in bike mode: signal your intent to turn or to slow down by pressing on the corresponding sections of the screen (press again to reset to the idle biking animation).
- The core of the app runs fully locally: no need to connect to remote servers to use your backpack!
- Save drawings and animations; share them or the entire collection with others.
- Show the currently playing song (music recognition powered by AudD).
- Show the odds of various events happening by selecting Manifold forecasts.
- Display built-in animations.
- Import animations.
- Display the game of life or various other effects.
- Play your backpack's built-in games.
- Throw quantum random dice.
- Use all of the other built-in widgets, such as countdown, stopwatch, or clock.
- Automatically send an animation or open a widget when you connect to your backpack.
Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & Reviews
- This app has not received enough ratings or reviews to display an overview.
Editor — Selection & Drag Tools
- Rectangular selection tool (drag to define area)
- Freeform lasso selection tool (draw path, interior auto-filled via ray-casting)
- Drag-to-move selected pixels (vacated pixels become black)
- Across-frames toggle (off by default) to apply moves to all frames
- Auto-commit on tool switch or frame change
Chain Animations
- New screen to compose sequences of saved animations
- Per-animation repetition count, per-still duration control
- Direction expansion (alternate → fwd+bwd frames)
- Real-time frame count (vs 200 limit) and color count (vs 256)
- Drag-to-reorder
- Save as editable chain composition (reopenable from collection)
- Convert to a long animation
- Export, share, and duplicate support for chains
File Association
- .pixpack files associated with the app
Settings & Links
- Extract from Video link
- Animation Library link
Misc
- Removed 15-character name length limit
- Bike mode stop bar slightly taller (100→120px)
- Keyboard dismisses on tap outside search bar
- Other minor changes and fixes
Palette & Video Tool
- Video-to-pixpack tool: k-means refined 256-color palette quantization at export (minimizes squared color distance)
- App uploader: safety-net quantization for >256 color imports
The developer, AudD, LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- AudD, LLC
- Size
- 39.3 MB
- Category
- Lifestyle
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.
- iPhone
- Languages
- English
- Age Rating
13+
- 13+
- Infrequent
Profanity or Crude Humour
Mature or Suggestive Themes
Horror/Fear Themes
Medical Treatment Information
Alcohol, Tobacco, Drug Use or References
Guns or Other Weapons
Contains
User-Generated Content
- In-App Purchases
Yes
- Pro subscription (monthly) USD 19.99
- Lifetime access to Pro USD 89.99
- Copyright
- © 2026 AudD, LLC

