Sunja vs Little Nature
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sunja
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Sunja is interactive 3D science for anyone who never stopped asking why. Every concept is a small 3D world you can step into. Split a beam of light into colour. Watch pollination happen. Follow how GPS works out where you are. Beside every world there is a reading guide that tells the story in plain language, and audio narration for when you would rather listen. When a question comes up, ask Sunja, the built-in tutor, by voice or by typing. WHAT IS INSIDE • 22 interactive 3D worlds across nature, technology, space and history • A reading guide for every concept, written to be clear rather than clever • Audio narration you can play anywhere • Ask Sunja — a tutor for follow-up questions, by voice or by text • Bookmarks for anything worth coming back to • Streaks and XP that quietly count the days you show up FOR CURIOUS PEOPLE OF ANY AGE Sunja is built for curiosity at any age: safe and comfortable for children, and still interesting for grown-ups. Choose a kid, teen or adult profile at the start and the explanations follow. TOPICS Photosynthesis, germination, pollination, the human heart, DNA, cell division, light and colour, magnetism, gravity and orbits, moon phases, the life of a star, plate tectonics, the water cycle, the periodic table, chemical bonds, binary code, the internet, GPS, ancient Egypt, the Renaissance, the Industrial Revolution — with more worlds added over time. HONEST ABOUT LEARNING No IQ promises. Better inputs: active exploration, retrieval, and spaced curiosity. Small lessons compound. FREE TO START Sunja is free to start: explore the worlds, read the guides, listen to the narration. Sunja Pro unlocks every world, every reading guide and every tutor session, monthly or annually. A subscription renews automatically unless you turn it off at least 24 hours before the period ends; you can manage it in your account settings at any time. Learn something worth remembering. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Little Nature
Explore Asian wildlife and plants in interactive 3D. Study detailed models, place them in your environment with AR, and access information offline. Download content as needed to manage storage.
- Interactive 3D models
- Augmented Reality (AR) field guide
- Scientific classification details
- Category browsing and quick search
- On-demand model downloads
- Offline viewing of downloaded content
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Explore animals and plants in interactive 3D. Rotate and zoom to study the shapes and details of insects, flowers, fish, amphibians, and marine life. The collection focuses on Asian species, with selected specimens from other regions. Start with an included animated model, then download other models when you need them. Downloaded models remain available for offline viewing. - 3D viewing: rotate, zoom, and watch models that include animation - Browse by category, animation, or offline availability - Search localized model names and scientific names - Read scientific names and biological classification - Download models on demand and manage saved files - AR on supported iPhone and iPad: place models in your surroundings Model resources are curated from public sources under CC0 license terms. No account is required. First-party anonymous product analytics help improve the catalog and preview experience; they are not used for advertising or tracking. Camera permission is requested only when you use AR.
Screenshots
Verdict
The clearest difference is in-app purchases: Little Nature at none against Sunja's 2. Little Nature also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 5 months). On price, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Sunja sells 2 in-app purchases, starting at $29.99 per month. Little Nature asks for nothing beyond the download.
Sunja ships an update every 5 months, Little Nature every 3 weeks. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.
| Parameter | Sunja | Little Nature |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 5 months | Every 3 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone, iPad | iPhone, iPad, Mac — better |
| Requires iOS | 17.6 | 17.0 — better |
| Further details — not scored | ||
| Size | 70 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | Sunja Labs Private Limited | 培克 罗 |
In-app purchases
Sunja
- Monthly Learning$29.991 Month
- Annual Learning$199.991 Year
Little Nature
No in-app purchases









