Leonhard Euler vs ZeppGuide
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Leonhard Euler
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With this app students learn about the life and contributions to mathematics made by Leonhard Euler. It discusses his major mathematical discovers including his identity theorem which is considered to be one of his most significant accomplishements. Leonhard Euler is considered to be the greatest mathematician of the Eighteenth Century. He was born in Basel Switzerland, where he eventually completed a masters degree from the university there in just three years. Early in his life Leonhard Euler's parents wanted him to join the clergy. But young Leonhard was drawn to mathematics. Fortunately the great mathematician Johann Bernoulli recognized that Euler was a mathematical genius and agreed to tutor him. Health problems plagued Euler for most of his life. He eventually became blind but still continued to produce significant work in mathematics. Using this app students learn about his amazing life. It includes introductory information about mathematics. We hope that this app will inspire students to pursue careers in math. Students will enjoy using this graphically illustrated, interactive learning tool. The timeline feature presents key events in the life of Euler. Tapping on timeline points will bring up descriptions of historically significant events in the history of mathematics and the role that Euler played. A quiz function helps students demonstrate their comprehension of the reading material. Key concepts of both math and science are shown in colorful illustrations. We hope this app will inspire students to study math. The app shows that Leonhard Euler certainly deserves the place he has earned in the history of mathematics.
ZeppGuide
Explore captivating exhibits at the Zeppelin Museum with this official guide. Choose from various tours, including options in Simple Language and German Sign Language, and discover art, technology, and innovation. Save your favorite items and enjoy extra features like videos and mini-games.
- Curated audio tours
- Simple Language tours
- German Sign Language tours
- Audio descriptions for visually impaired
- QR code and number exhibit navigation
- Favorites list
- Videos and podcast episodes
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The ZeppGuide is the official guide for the Zeppelin Museum Friedrichshafen. Choose from a range of tours and explore captivating exhibits showcasing art, technology and innovation. Whether you' are a Zeppelin enthusiast or an art lover, the ZeppGuide has something for every visitor. Each carefully curated tour can be easily listened to on your headphones or phone. The tours include options in Simple Language, German Sign Language, and additional audio descriptions for blind and visually impaired visitors. Discover unique exhibits using QR codes or numbers as you navigate the museum, and save your favourite items to your favourites list. Enjoy extra features such as videos, podcast episodes, and mini-games! The ZeppGuide’s content is regularly updated.
Screenshots
Verdict
The clearest difference is price: ZeppGuide at Free against Leonhard Euler's $1.99. On update cadence, 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
ZeppGuide is free to download; Leonhard Euler costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Leonhard Euler ships an update every 3 months, ZeppGuide every 2 months. The most recent releases landed on September 25, 2026 and August 21, 2026 respectively.
| Parameter | Leonhard Euler | ZeppGuide |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | — | 4.2 (48 ratings) — better |
| Positive reviews | — | 6.7% of reviews |
| Number of ratings | — | 48 — better |
| Update frequency | Every 3 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPad, Mac, Apple TV | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 42 MB | 44 MB |
| Age rating | 4+ | 4+ |
| Developer | Ventura Educational Systems | Zeppelin Museum Friedrichshafen GmbH |
In-app purchases
Leonhard Euler
No in-app purchases
ZeppGuide
No in-app purchases
Questions
Is Leonhard Euler free?
Is ZeppGuide free?
Do Leonhard Euler or ZeppGuide have ads?
Which is updated more often, Leonhard Euler or ZeppGuide?
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