Flashcards vs Nuclide Chart
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Flashcards
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This is the perfect vocabulary book for learning through handwriting, listening, typing, and color-coding cards. It’s intuitive and provides effective learning. It is compatible with iPhone, iPad, Mac, and Windows. You can also use it as a to-do list and notepad. - Free, No ads and no in-app purchases. - Intuitive and User-Friendly Interface Simple and extremely easy to use. The learning screen and card creation screen are the same, so it feels just like using a notepad. - Multi-platform support Available on iPhone, iPad, Mac, and Windows versions of mobatan. You can create and study cards on the large screens of Mac, iPad, and Windows while referencing other apps and using a familiar keyboard. - Handwriting study Memorize by handwriting on the screen. Written text disappears automatically, allowing repetitive practice without the hassle of manual erasure. - Typing study Memorize by typing in the edit screen. Use familiar keyboards on Mac, iPad, and Windows for effective learning. - Learn in your spare time You can use your iPhone to learn anytime, anywhere in your spare moments. Display Mobatan in a corner of your iPad, Mac, or Windows screen, and study during breaks from other tasks. - Diverse Question Formats By combining functions such as “Card Filtering”, “Display Order”, “Search”, and “Card Sorting”, you can create a variety of question formats like the following examples: • Randomly present unmemorized and review-needed cards. • Randomly present only unmemorized cards. • Randomly present only memorized cards (to confirm retention). • Randomly present only cards containing a specific string (e.g., “#important”). • Hide and display either the question or the answer. • Display both the question and the answer simultaneously (saving the effort of showing the answer). - Color Coding and Filtering Based on Learning Progress Cards can be color-coded based on your learning progress, and you can also filter by color as follows: • Unmemorized cards: Red cards • Review-needed cards: Yellow cards • Memorized cards: Normal cards - Split View support on iPad Study alongside other learning apps (dictionary apps, YouTube, and more) with Split View. - Automatic Card Flipping Feature Cards can be flipped automatically at intervals ranging from 0.1 to 300 seconds. - Up to 10,000 cards per file Register up to 10,000 cards per file. Unlimited number of files. Smooth performance even with large numbers of cards. - Search function Search cards by any string. Tag important cards with “#important” and filter them easily. - Learning progress displayed in a graph Your learning progress is clear at a glance with the pie chart display. - Card sorting Move important cards to the front. - Bulk color change You can batch change the color of cards in files where learning is complete (all cards have become normal cards) to red or yellow. This is convenient when you want to study them again. - First line displayed in the list view The first line of data is shown in the list view, eliminating the need for bothersome titling. - Multilingual text-to-speech Use the pop-up menu in the edit screen for text-to-speech and translation. - Built-in dictionary lookup Use the pop-up menu in the edit screen to look up words in iOS’s built-in dictionaries. - Intuitive and user-friendly interface An easy-to-use interface that requires no manual. - File sharing via AirDrop Share files with other iOS and Mac devices using Mobatan. - Backup and download to cloud storage (iCloud Drive, Google Drive, OneDrive, Dropbox, Box) Use files on other iOS, Mac, or Windows devices via cloud storage. - Use device’s built-in fonts Display with your preferred font for a fresh feel. - Adjustable text size Change text size from 12 to 60 points to accurately display complex kanji or fit large amounts of information on one screen. - Supports Apple Intelligence Proofread content with the writing tool, for example. - Editable with Excel or text editor
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 – 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.
Screenshots
Verdict
The clearest difference is in-app purchases: Flashcards at none against Nuclide Chart's 1. Nuclide Chart's advantage is update cadence (daily vs every 2 months). On price, ads, device support and iOS requirement 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. Nuclide Chart sells 1 one-off in-app purchase. Flashcards asks for nothing beyond the download.
Flashcards ships an update every 2 months, Nuclide Chart daily. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.
| Parameter | Flashcards | Nuclide Chart |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Daily — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, Mac — better | iPhone, iPad |
| Requires iOS | 16.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 1 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | 俊之 酒井 | Peer Jansen |
In-app purchases
Flashcards
No in-app purchases
Nuclide Chart
- Nuclide Chart Pro$2.99
Questions
Is Flashcards free?
Is Nuclide Chart free?
Do Flashcards or Nuclide Chart have ads?
Which is updated more often, Flashcards or Nuclide Chart?
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