# CircleMap vs Chemistry Toolbox

The clearest difference is in-app purchases: CircleMap at none against Chemistry Toolbox's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Chemistry Toolbox sells 2 one-off in-app purchases. CircleMap asks for nothing beyond the download.

Both ship on a similar rhythm, roughly daily. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | CircleMap | Chemistry Toolbox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/circlemap/id6749683203/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Daily | Daily |
| Monetization | Free | — |
| Size | 29 MB | 12 MB |
| Requires iOS | **16.6** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Supparsorn Wantarnagon](https://appshunter.io/developer/1800705021) | [Florent Breton](https://appshunter.io/developer/1184085186) |

## What reviewers say

### CircleMap

[App page](https://appshunter.io/ios/app/circlemap/id6749683203)

This app makes learning the unit circle and polar graphs interactive and fun. It offers customizable quizzes for angles, radians, and coordinates, along with a mode to visualize polar equations in both polar and Cartesian systems. It's designed to build confidence and speed in trigonometry and calculus.

**Highlights:** Interactive unit circle quizzes, Customizable angle and radian practice, Polar equation input and graphing, Dual polar and Cartesian visualization, Real-time graph exploration, Instant feedback and score tracking

**In-app purchases:** none


### Chemistry Toolbox

[App page](https://appshunter.io/ios/app/chemistry-toolbox/id6764052683)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One month subscription | $0.99 | one-time |
| Full app | $4.99 | one-time |


## Frequently asked questions

### Is CircleMap free?

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

### Is Chemistry Toolbox free?

Chemistry Toolbox is free to download, with in-app purchases available.

### Do CircleMap or Chemistry Toolbox have ads?

Neither CircleMap nor Chemistry Toolbox shows ads.

### Which is updated more often, CircleMap or Chemistry Toolbox?

CircleMap ships an update daily, and Chemistry Toolbox daily. Most recently, CircleMap was updated on October 30, 2026 and Chemistry Toolbox on October 28, 2026.

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