Nuclide Chart vs Esperanto
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
Nuclide Chart
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Explore the world of atomic nuclei with the most advanced Nuclide Chart for iPad. This app offers a complete, interactive visualization of all known isotopes (over 3000), perfect for study, research, and teaching. Features: ⢠Live Data: Direct connection to the IAEA (International Atomic Energy Agency) database for up-to-date physical values. ⢠Interactive: Smoothly zoom and pan through the entire chart of nuclides. ⢠Decay Chains: Visualize decay paths (Alpha, Beta, etc.) instantly ā step-by-step or as a full chain. ⢠Smart Search: Find isotopes quickly by symbol, mass, or name. ⢠Advanced Filters: Filter by stability or decay mode (Alpha, Beta+, Beta-, Fission). ⢠Detailed Info: Comprehensive data for every nuclide (Half-life, Spin, Binding Energy, Magnetic Moment, Atomic Mass). ⢠Offline-Ready: All data is cached locally for instant access. Ideal for physicists, chemists, students, and anyone interested in nuclear science.
Esperanto
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The modern Esperanto app for structured and motivating learning. Learn Esperanto step by step with clearly structured lessons, easy-to-understand grammar explanations, and interactive exercises. The app combines modern design with an intuitive learning system and is suitable for both beginners and advanced learners. Features: ⢠Structured Esperanto lessons ⢠Clearly explained grammar ⢠Interactive quizzes and exercises ⢠Example sentences for better understanding ⢠Progress tracking with learning status ⢠Easy-to-use dictionary and glossary ⢠Modern and minimalist design ⢠Sound effects and Dark Mode ⢠Available offline The content is clearly organized and easy to understand. Through exercises and immediate repetition, you can learn new vocabulary and grammar rules particularly effectively. The integrated progress system helps you keep track of your learning progress at all times. Chapters can be marked as read or learned, and completed exercises are automatically saved. The app was specifically designed for focused learning ā without cluttered menus or unnecessary distractions. The focus is on a calm, modern interface and an enjoyable learning experience. Whether you are just starting to learn Esperanto or want to deepen your existing knowledge, the app supports your daily learning with clear content and practical exercises. Learn Esperanto at your own pace ā simple, modern, and motivating.
Screenshots
Verdict
The clearest difference is price: Nuclide Chart at Free against Esperanto's $0.99. Esperanto's advantage is in-app purchases (none vs 1). On update cadence, ads, device support and iOS requirement there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Nuclide Chart is free to download; Esperanto costs $0.99 up front. Nuclide Chart sells 1 one-off in-app purchase. Esperanto asks for nothing beyond the download.
Both ship on a similar rhythm, roughly daily. The most recent releases landed on November 5, 2026 and November 10, 2026 respectively.
| Parameter | Nuclide Chart | Esperanto |
|---|---|---|
| Price | Free ā better | $0.99 |
| Update frequency | Daily | Daily |
| Ads | No | No |
| In-app purchases | Yes | No ā better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 ā better | 17.6 |
| Further details ā not scored | ||
| Size | 15 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Peer Jansen | Martin Hanske |
In-app purchases
Nuclide Chart
- Nuclide Chart Pro$2.99
Esperanto
No in-app purchases
Questions
Is Nuclide Chart free?
Is Esperanto free?
Do Nuclide Chart or Esperanto have ads?
Which is updated more often, Nuclide Chart or Esperanto?
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