MCMMCD vs Periodic Table Quiz
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MCMMCD
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Calculator to find Greatest Common Divisor and Least Common Multiple
Periodic Table Quiz
Enhance your understanding of chemical elements through interactive quizzes. Choose from various question formats and configurations to test your knowledge of atomic numbers, symbols, and weights for all 118 elements. The app supports multiple languages and offers additional features through an in-app purchase.
- Customizable quizzes
- Multiple choice questions
- Text input questions
- Element identification
- Name to Atomic Number
- Atomic Symbol to Name
- Multi-language support
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Test and improve your knowledge of the chemical elements with the many customizable quizzes available using the Periodic Table Quiz app. Quizzes are available in three formats: - Find the elements on the periodic table - Multiple choice - Text input Six question and answer configurations are available: - Name to Atomic Number - Name to Atomic Symbol - Name to Atomic Weight - Atomic Number to Name - Atomic Symbol to Name - Atomic Weight to Name The atomic numbers, weights, symbols, and names of all 118 chemical elements can be studied for free using this app. Additional quiz configurations are available with a single in-app purchase that also removes menu ads. The game language can easily be changed in-app to English, French, Spanish, German, Italian, Portuguese, Simplified Chinese, Traditional Chinese, Japanese, Korean, Russian, and Arabic.
Screenshots
Verdict
The clearest difference is in-app purchases: MCMMCD at none against Periodic Table Quiz's 1. MCMMCD also leads on ads (none vs shown) and iOS requirement (8.0 vs 13.0). On price, update cadence 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
Both are free to download. Periodic Table Quiz sells 1 one-off in-app purchase. MCMMCD asks for nothing beyond the download.
MCMMCD ships an update every 15 months, Periodic Table Quiz every 9 months. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.
| Parameter | MCMMCD | Periodic Table Quiz |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.8 (409 ratings) — better |
| Positive reviews | — | 91.3% of reviews |
| Number of ratings | — | 409 — better |
| Update frequency | Every 15 months | Every 9 months — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 10 MB | 85 MB |
| Age rating | 4+ | 4+ |
| Developer | Giovanni Bellu' | Atlas Educational Software |
Bugs and requests
MCMMCD
Not enough reviews yet to summarise bugs or requests.
Periodic Table Quiz
Reported bugs
2 issues- App crashes when selecting all Actinides
- Incorrect atomic number displayed for some elements
Requested features
3 requests- Add a leaderboard or competition mode
- Implement audio pronunciation of element names
- Allow saving/loading favorite quiz configurations
In-app purchases
MCMMCD
No in-app purchases
Periodic Table Quiz
- Remove Ads$0.99
Questions
Is MCMMCD free?
Is Periodic Table Quiz free?
Do MCMMCD or Periodic Table Quiz have ads?
Which is updated more often, MCMMCD or Periodic Table Quiz?
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