MathCityMap vs ETQ
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
MathCityMap
Explore your surroundings with a mathematical perspective. This app guides you to math tasks on trails, offering automatic feedback and hints. Teachers can create and share their own math trails using the web portal.
- GPS-guided math trails
- Automatic answer feedback
- In-app hints for problems
- User-created math tasks and trails
- Printable PDF math trails
- Multilingual support
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The app is available in many different languages! MathCityMap is based on the math trail idea introduced in Melbourne, Australia in 1984 (that time on paper only). Since that time lots of mathematicians and math educators have picked up this fascinating idea. Just like us. Additionally we set a new approach to this project using mobile technology. The MathCityMap App for smartphones is developed for students who would like to walk a math trail during school lessons or even for interested users who want to explore their surroundings with a mathematical point of view. The app leads the user via GPS to the mathematical tasks of a chosen math trail and gives automaticaly feedback on the answers of the user. In addition the app also provides hints in case someone is lost on a certain problem. The MathCityMap web portal is for teachers and creative minds who want to create tasks and trails. Good tasks will be made public and can be used by everyone to combine them with their own tasks for a personal math trail. Furthermore the public tasks can inspire users for their own tasks. All created math trails can be solved by walking with a smartphone or can be printed out from an automatically generated PDF file. The web portal also provides tutorials how to get started, publications in the field of math trails and general informations about doing mathematics outdoors.
ETQ
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Enhancing teaching quality with artificial intelligence: a feedback system leveraging AI to provide teachers with real-time feedback on their teaching practices. Real-time, formative feedback on teaching practices: We aim to develop an AI-based copilot application called Teaching Copilot that teachers can use on their smartphones to self-assess the quality of their teaching. Teachers can record classroom audio using their smartphones, and the system analyzes this data (audio and transcripts) to predict teaching quality aspects such as instructional organization, cognitive stimulation, or encouragement and warmth. Teaching Copilot will be a self-assessment tool empowering teachers to self-reflect. The system adheres to GDPR and EU AI Act regulations and privacy-preserving machine learning (ML) to ensure secure, ethical data handling. This innovation will enhance teaching effectiveness, enrich student learning experiences, and promote a culture of professional growth.
Screenshots
Verdict
The clearest difference is device support: MathCityMap at 3 against ETQ's โ. ETQ's advantage is iOS requirement (13.0 vs 15.6). On price, update cadence and in-app purchases there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
MathCityMap ships an update every 2 months, ETQ every 5 weeks. The most recent releases landed on November 11, 2026 and October 31, 2026 respectively.
| Parameter | MathCityMap | ETQ |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 46.2% of reviews | โ |
| Update frequency | Every 2 months | Every 5 weeks โ better |
| Ads | No | โ |
| In-app purchases | No | No |
| Monetization | Free | โ |
| Devices | iPhone, iPad, iPod โ better | โ |
| Requires iOS | 15.6 | 13.0 โ better |
| Further details โ not scored | ||
| Size | 44 MB | 57 MB |
| Age rating | 4+ | 17+ |
| Developer | Apparent Media | Ivo de Souza Bueno Junior |
In-app purchases
MathCityMap
No in-app purchases
ETQ
No in-app purchases
Questions
Is MathCityMap free?
Is ETQ free?
Which is updated more often, MathCityMap or ETQ?
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