# CloudLabs Linear Motion vs MARVLS

The clearest difference is update cadence: MARVLS at every 4 months against CloudLabs Linear Motion's every 20 months. CloudLabs Linear Motion's advantage is device support (3 vs 1) and iOS requirement (9.0 vs 18.0). On price, ads and in-app purchases there is nothing between them.

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

CloudLabs Linear Motion ships an update every 20 months, MARVLS every 4 months. The most recent releases landed on September 10, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | CloudLabs Linear Motion | MARVLS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 4 months** |
| Size | 69 MB | 242 MB |
| Requires iOS | **9.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 9+ |
| Developer | [Jiovany Orozco](https://appshunter.io/developer/1114670847) | [Michele McColgan](https://appshunter.io/developer/1532617986) |

## What reviewers say

### CloudLabs Linear Motion

[App page](https://appshunter.io/ios/app/cloudlabs-linear-motion-rum/id1633089358)

**Features:** macOS Compatibility

**In-app purchases:** none


### MARVLS

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CloudLabs Linear Motion free?

CloudLabs Linear Motion is free to download, with no in-app purchases.

### Is MARVLS free?

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

### Do CloudLabs Linear Motion or MARVLS have ads?

Neither CloudLabs Linear Motion nor MARVLS shows ads.

### Which is updated more often, CloudLabs Linear Motion or MARVLS?

CloudLabs Linear Motion ships an update every 20 months, and MARVLS every 4 months. Most recently, CloudLabs Linear Motion was updated on September 10, 2026 and MARVLS on September 16, 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.*