# Periodic Table Quiz vs Recalibrating

The clearest difference is update cadence: Recalibrating at every 2 months against Periodic Table Quiz's every 24 months. Periodic Table Quiz's advantage is iOS requirement (13.4 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Periodic Table Quiz ships an update every 24 months, Recalibrating every 2 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Periodic Table Quiz | Recalibrating |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/periodic-table-quiz/id1632220216/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 24 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 21 MB | 56 MB |
| Requires iOS | **13.4** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Leticia Vila](https://appshunter.io/developer/1609278510) | [Charlotte Lowe Psychological Services](https://appshunter.io/developer/1656580896) |

## What reviewers say

### Periodic Table Quiz

[App page](https://appshunter.io/ios/app/periodic-table-quiz/id1632220216)

Learn about all 118 chemical elements with this free educational app. It offers quizzes on atomic numbers, weights, symbols, and names, along with tools like a mass calculator and scientific calculator. Easily switch between English, Spanish, and German.

**Highlights:** Study all 118 chemical elements, Atomic number, weight, symbol, and name lookup, Valences quiz, Periodic table quiz, Mass calculator, Scientific calculator

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Recalibrating

[App page](https://appshunter.io/ios/app/recalibrating/id6444744290)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Periodic Table Quiz free?

Periodic Table Quiz is free to download, with no in-app purchases.

### Is Recalibrating free?

Recalibrating is free to download, with no in-app purchases.

### Do Periodic Table Quiz or Recalibrating have ads?

Neither Periodic Table Quiz nor Recalibrating shows ads.

### Which is updated more often, Periodic Table Quiz or Recalibrating?

Periodic Table Quiz ships an update every 24 months, and Recalibrating every 2 months. Most recently, Periodic Table Quiz was updated on November 3, 2026 and Recalibrating on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*