monstory vs ProtAct17
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
monstory
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Tell your own story - it's easy! Friendly monsters will help you. Choose a background and drag characters into your scene. Create your story with different objects. You can now tell and record your thoughts, stories, information or experiences. Move characters or objects while recording. Make monsters speak with funny voices by tapping them. You can share your story with others and edit it together. With monstory, children and educators can easily create explainer videos, design instructions and lesson starters, take on other roles or send greetings to friends. monstory supports cooperative and collaborative learning, offers opportunities for differentiation, promotes social learning in shared exchanges, strengthens creative thinking and linguistic and digital skills - at home, in the classroom, or in Distance Learning.
ProtAct17
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The app aims to provide children and adolescents with a playful approach to the complex topic of sustainability and the 17 sustainability goals of the United Nations. ProtAct17 imparts knowledge in an age-appropriate and interactive way, arouses curiosity and the spirit of research through virtual and real experiments, addresses current and future challenges for the environment, economy and society and shows their own β albeit small β possibilities for action. Inspiring and empowering students to protect the environment (Protect) and to take action in line with the 17 sustainability goals of the United Nations (Act) β this is the idea behind the app. Using the scan mode, children can bring the app's poster to life and explore the topics step by step.
Screenshots
Verdict
monstory and ProtAct17 are too close to call on the numbers: across 6 compared parameters β price, update cadence, ads and in-app purchases among them β neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
monstory ships an update every 16 months, ProtAct17 every 9 months. The most recent releases landed on October 11, 2026 and October 27, 2026 respectively.
| Parameter | monstory | ProtAct17 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 16 months | Every 9 months β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.0 | 13.0 β better |
| Further details β not scored | ||
| Size | 121 MB | 187 MB |
| Age rating | 4+ | 4+ |
| Developer | Marie Knaus | KIDS interactive GmbH |
In-app purchases
monstory
No in-app purchases
ProtAct17
No in-app purchases









