# MARVLS vs CircleMap

The clearest difference is update cadence: CircleMap at daily against MARVLS's every 4 months. CircleMap also leads on iOS requirement (16.6 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.

MARVLS ships an update every 4 months, CircleMap daily. The most recent releases landed on September 16, 2026 and June 2, 2026 respectively.

## The numbers

| Metric | MARVLS | CircleMap |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/circlemap/id6749683203/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Daily** |
| Monetization | — | Free |
| Size | 242 MB | 29 MB |
| Requires iOS | 18.0 | **16.6** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 9+ | 4+ |
| Developer | [Michele McColgan](https://appshunter.io/developer/1532617986) | [Supparsorn Wantarnagon](https://appshunter.io/developer/1800705021) |

## What reviewers say

### MARVLS

[App page](https://appshunter.io/ios/app/marvls-physics-i-mechanics/id6475370470)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is MARVLS free?

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

### Is CircleMap free?

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

### Do MARVLS or CircleMap have ads?

Neither MARVLS nor CircleMap shows ads.

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

MARVLS ships an update every 4 months, and CircleMap daily. Most recently, MARVLS was updated on September 16, 2026 and CircleMap on June 2, 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.*