# Periodic IQ — Chemistry Quiz · 118 Elements

> Chemistry Quiz · 118 Elements (iPhone/iPad app by Volodymyr Shyrochuk.)

- Source: https://appshunter.io/ios/app/periodic-iq/id6764270373 (this page in markdown: same URL + `.md`)
- Developer: [Volodymyr Shyrochuk](https://appshunter.io/developer/1643556953)
- Category: Games, Education, Puzzle, Trivia
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 15.0 · 45 MB
- Languages: American English
- Released: 2026-05-01
- Data updated: 2026-09-05
- User reviews in markdown: https://appshunter.io/ios/app/periodic-iq/id6764270373/reviews.md

## What is Periodic IQ?

Can you name all 118 elements? Periodic IQ puts your chemistry knowledge to the test!

See a chemical symbol like Cu — pick the right element name from four choices. Or flip it around in Reverse mode: see the element name, pick the right symbol from H, He, Fe, Hg.

FEATURES:
• 118 elements from Hydrogen to Oganesson
• 11 IUPAC group categories — Alkali Metals, Noble Gases, Transition Metals, and more
• Standard mode: symbol → name
• Reverse mode: name → symbol
• Bucket-aware difficulty — wrong answers come from the same chemical group, so you actually learn
• Daily Challenge — one new element every day
• 25 achievements to unlock — master every group and earn the Periodic Completionist badge
• Dark-mode first design with a gold-on-charcoal periodic-table aesthetic
• Available in 60 languages — just use your device language

Whether you're studying for an exam, teaching a class, or just curious about chemistry, Periodic IQ makes the periodic table unforgettable.

Download now and start your first reaction!

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| 15 Lives | $1.99 | one-time |
| 5 Skips | $0.99 | one-time |
| Remove Ads | $2.99 | one-time |
| 50 Lives | $4.99 | one-time |
| 5 50/50 Hints | $0.99 | one-time |
| 50 50/50 Hints | $4.99 | one-time |
| Value Pack | $4.99 | one-time |
| 50 Skips | $4.99 | one-time |
| Starter Pack | $1.99 | one-time |
| Pro Pack | $9.99 | one-time |



## Version history (last 1 release)

### 1.0.0 — 2026-05-01

No release notes.

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## More apps by Volodymyr Shyrochuk

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All apps by Volodymyr Shyrochuk: https://appshunter.io/developer/1643556953

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-05.*