LittleObserver
Liangta Lin Education iPhoneiPadiPod touch
LittleObserver is a free Education app for iPhone and iPad by Liangta Lin. Requires iOS 15.1. Updated July 17, 2026.
- Price
- Free
- on the App Store
- Size
- 70 MB
- Age 4+
- Updated
- Jul 17
- 2026 · v1.1
Screenshots
About LittleObserver
Little Observer turns creature-raising into a hands-on science project. Designed for elementary and middle school students, it makes biology observations easy, fun, and educational. HOW IT WORKS • Create a project for the creature you're raising — a caterpillar, snail, beetle, or any small animal • Take a daily photo and log its body length to build a real growth record • Use the built-in AI measurement tool: teach it by marking a few examples, and watch it learn to measure your creature automatically — a real introduction to machine learning • See your creature's growth change over time • Export the full record to Excel for class reports or science fair presentations GREAT FOR • Elementary and middle school science classes • Independent study and biology projects • Students who want to experience AI and machine learning through real-world observation No internet needed. Everything runs on your device.
What’s new
Version 1.1 · Updated July 17, 2026
What's new: - Added optional project fields: description, habitat, seasonal behavior, diet, life cycle, notes, and observations - Fixed an icon display issue on the reference object setup screen - Fixed text alignment on the "Choose from Gallery" button - Added clearer photo count guidance on the AI training screen - Improved app startup speed
App privacy
The developer, Liangta Lin, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to LittleObserver
Looking for apps like LittleObserver? Here are 4 similar apps on the App Store. The highest rated is Triangle Sketch (5.0/5), and 2 of the 4 are free to download.
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| LittleObserver | – | Free | July 17, 2026 | |
| Triangle Sketch | 5.0 / 5 (1) | 0.99 USD | Sep 7, 2026 | Compare |
| Solar Symphony | – | 6.99 USD | Oct 13, 2024 | Compare |
| Basic Russian conversation | 4.0 / 5 (4) | Free | Sep 15, 2026 | Compare |
| Plant Identifier: ChatPlant AI | 4.5 / 5 (4,761) | Free | Sep 7, 2026 | Compare |
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