StuPla vs Sapling Isle
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
StuPla
Access your personal class schedule and room plans directly on your smartphone. Log in with your school credentials to view your timetable, substitute plans, and room schedules. It also displays your user profile.
- Personal class schedule display
- Substitute plan viewing
- Room plan display
- User profile access
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StuPla zeigt dir deinen persönlichen Stundenplan und weitere Raumpläne direkt auf dem Smartphone an! Wähle zunächst deine Schule aus, und melde dich dann mit den bekannten Logindaten an. Highlights: - Anzeige des Stundenplans - Anzeige des Vertretungsplans - Anzeige von Raumplänen - Anzeige deines Benutzerprofils
Sapling Isle
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Sapling Isle is a multilingual interactive science lab that connects observable phenomena with advanced scientific concepts on iPhone and iPad. Change variables directly, observe how a system responds, read graphs and measurements, then explore the equations, assumptions, and limits behind the model. Explore nature and the universe • Control a 3D Solar System and observe planetary motion and astronomical time • Follow curved light, an accretion disk, and Einstein rings around a black hole Enter a hands-on physics lab • Explore forces, motion, heat, energy, magnetic fields, light, and atoms • Compare heating, compression, and diffusion in a 3D microscopic world • Investigate orbits, waves, entropy, Boltzmann distributions, quantum tunneling, and double-slit patterns Explore at your own depth • Start with direct manipulation and visual feedback • Continue with multivariable comparisons, measurements, and graphs • Go deeper into equations, approximations, and model boundaries • Choose from 10 interface languages • Adaptive layouts for both iPhone and iPad • No account, advertising, or cross-app tracking • Progress, camera frames, and experiment data are handled primarily on device Pick an island, begin with a phenomenon, and follow the evidence toward deeper models.
Screenshots
Verdict
The clearest difference is update cadence: Sapling Isle at fortnightly against StuPla's every 5 weeks. StuPla's advantage is iOS requirement (15.0 vs 18.0). On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.
StuPla ships an update every 5 weeks, Sapling Isle fortnightly. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.
| Parameter | StuPla | Sapling Isle |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| Update frequency | Every 5 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 53 MB | 40 MB |
| Age rating | 4+ | 4+ |
| Developer | Digital Learning GmbH | 大鹏 张 |
In-app purchases
StuPla
No in-app purchases
Sapling Isle
No in-app purchases









