# CircleMap vs RandleSimulation

The clearest difference is update cadence: CircleMap at daily against RandleSimulation's every 4 days. RandleSimulation's advantage is iOS requirement (11.0 vs 16.6). 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.

CircleMap ships an update daily, RandleSimulation every 4 days. The most recent releases landed on November 5, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | CircleMap | RandleSimulation |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/circlemap/id6749683203/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 4 days |
| Monetization | Free | — |
| Size | 29 MB | 78 MB |
| Requires iOS | 16.6 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Supparsorn Wantarnagon](https://appshunter.io/developer/1800705021) | [Brian Dockerty](https://appshunter.io/developer/1370231043) |

## 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


### RandleSimulation

[App page](https://appshunter.io/ios/app/randlesimulation/id6753091164)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CircleMap free?

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

### Is RandleSimulation free?

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

### Do CircleMap or RandleSimulation have ads?

Neither CircleMap nor RandleSimulation shows ads.

### Which is updated more often, CircleMap or RandleSimulation?

CircleMap ships an update daily, and RandleSimulation every 4 days. Most recently, CircleMap was updated on November 5, 2026 and RandleSimulation on November 12, 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.*