Calliope mini vs PHYWE measureAPP
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calliope mini
This app allows users to program a micro-controller to build robots, transmit messages, and make things move. It features LEDs, buttons, sensors, and Bluetooth for creative coding projects.
- Program micro-controller
- Build robots
- Transmit messages
- Control LEDs
- Use motion sensor
- Bluetooth communication
Read full descriptionHide full description
With Calliope mini you have countless creative options right at your fingertips. You want to build a robot or transmit messages? With just a few clicks you can create a program for the controller and make things move. Besides 25 red plus three RGB-LEDs and two programmable buttons the board contains a combined position sensor with motion sensor and compass as well as a bluetooth module that allows the Calliope mini to communicate with other devices.
PHYWE measureAPP
This educational app facilitates simple and fast data logging for science lessons. It works with specific sensors to measure various phenomena, offering intuitive handling, data visualization, and over 100 experiment descriptions.
- Simple and fast data logging
- Wireless sensor connectivity (Bluetooth/USB)
- Graphical and digital data visualization
- Over 100 experiment descriptions
- Individual notes, photos, and videos
- Multilingual support (17 languages)
Read full descriptionHide full description
measureAPP® has been awarded the Comenius-EduMedia-Seal as an educational medium which is outstanding in terms of pedagogy, content and design. PHYWE measureAPP is THE app for simple and fast data logging in your digital natural science lessons. In combination with our Cobra SMARTsense sensors we offer you an intuitive, simple and modern overall solution that leaves nothing to be desired. What is the noise level in the classroom? How do weather conditions change during the day? How much electricity does a generator produce? Answers to these and many more questions are contained in the more than 100 stored experiment descriptions that you can do with the Cobra SMARTsense sensors and the PHYWE measureAPP. Advantages: • Simplicity – Quick and intuitive measuring (just 2 clicks for data recording) • User-friendliness – Simple and intuitive handling of the app through user-oriented design and the consideration of standardized principles and guidelines • Connectivity – Wireless data exchange and connection of Cobra SMARTsense sensors via Bluetooth and USB • Visualization – Graphical, digital and analog visualization of measurement data • Individualization – Create individual notes, photos or videos to document the measurement results • Interoperability – Easy exchange of measurement results with other users on a file basis • Completeness – Find and open more than 100 experiment descriptions directly in the app • Standards compliance – Use of open and established standards (H5P) • Multilingualism – App is available in 17 languages (German, English, French, Spanish, Russian, Dutch, Danish, Czech, Turkish, Norwegian, Italian, Polish, Finnish, Portuguese, Kazakh, Ukrainian and Vietnamese)
Screenshots
Verdict
The clearest difference is update cadence: PHYWE measureAPP at monthly against Calliope mini's every 3 months. PHYWE measureAPP also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and monetization model 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.
Calliope mini ships an update every 3 months, PHYWE measureAPP monthly. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.
| Parameter | Calliope mini | PHYWE measureAPP |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Positive reviews | 25.6% of reviews | — |
| Number of ratings | — | 2 — better |
| Update frequency | Every 3 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 37 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | Calliope gGmbH | PHYWE Systeme GmbH & Co. KG |
Customer experience
Calliope mini
PHYWE measureAPP
In-app purchases
Calliope mini
No in-app purchases
PHYWE measureAPP
No in-app purchases









