Periodic Table Quiz vs leARnCHEM
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
leARnCHEM
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leARnCHEM is an augmented reality mobile application for visualizing chemistry molecules and focuses on molecular orbitals and symmetry. View, animate and interact with symmetry elements of over 50 molecules and test your knowledge of symmetry and point groups with our quizzes. Embedded character tables provide symmetry information at the touch of a button. Place the molecules on any surface or use the targets provided on our website to quickly open a molecule of interest. For instructors, embed the targets in your teaching materials to engage and motivate students to learn. Visualize and interact with the molecular orbitals of simple molecules using interactive molecular orbital diagrams. Whether you are a student, teacher or just have an interest in chemistry, this app has everything you need to learn about symmetry and orbitals. Designed for University level chemistry but is free for all to use. Developed by Marc Zambri and Dr. John De Backere at the University of Toronto. ============================================================ The University of Toronto is the distributor of this application but it does not warrant or assume any legal liability or responsibility for the completeness, or usefulness of any information contained in the application or any websites linked from this application.
Screenshots
Verdict
The clearest difference is in-app purchases: leARnCHEM at none against Periodic Table Quiz's 1. leARnCHEM also leads on ads (none vs shown) and iOS requirement (11.0 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. leARnCHEM asks for nothing beyond the download.
Periodic Table Quiz ships an update every 9 months, leARnCHEM every 7 months. The most recent releases landed on October 22, 2026 and October 20, 2026 respectively.
| Parameter | Periodic Table Quiz | leARnCHEM |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (409 ratings) — better | — |
| Positive reviews | 91.3% of reviews | — |
| Number of ratings | 409 — better | — |
| Update frequency | Every 9 months | Every 7 months — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 85 MB | 437 MB |
| Age rating | 4+ | 4+ |
| Developer | Atlas Educational Software | University of Toronto |
Bugs and 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
leARnCHEM
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Periodic Table Quiz
- Remove Ads$0.99
leARnCHEM
No in-app purchases
Questions
Is Periodic Table Quiz free?
Is leARnCHEM free?
Do Periodic Table Quiz or leARnCHEM have ads?
Which is updated more often, Periodic Table Quiz or leARnCHEM?
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