# MarsMars vs YTHSDigi

The clearest difference is update cadence: MarsMars at weekly against YTHSDigi's fortnightly. MarsMars also leads on iOS requirement (15.0 vs 17.0). 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.

MarsMars ships an update weekly, YTHSDigi fortnightly. The most recent releases landed on October 5, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | MarsMars | YTHSDigi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/marsmars/id1270594217/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | Free | — |
| Size | 35 MB | 134 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Puolustusvoimat](https://appshunter.io/developer/1270594216) | [Ylioppilaiden terveydenhoitosäätiö](https://appshunter.io/developer/1869611361) |

## What reviewers say

### MarsMars

[App page](https://appshunter.io/ios/app/marsmars/id1270594217)

This app guides you to set health goals, build good habits, and improve your well-being year-round. Track your activity, diet, sleep, and recovery, and challenge yourself in various wellness areas. It also offers professional training programs and allows you to encourage friends.

**Highlights:** Goal setting, Habit formation, Activity tracking, Diet monitoring, Sleep and recovery tracking, Guided exercise programs, Social encouragement

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

**In-app purchases:** none


### YTHSDigi

[App page](https://appshunter.io/ios/app/ythsdigi/id6757919486)

**In-app purchases:** none


## Frequently asked questions

### Is MarsMars free?

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

### Is YTHSDigi free?

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

### Do MarsMars or YTHSDigi have ads?

Neither MarsMars nor YTHSDigi shows ads.

### Which is updated more often, MarsMars or YTHSDigi?

MarsMars ships an update weekly, and YTHSDigi fortnightly. Most recently, MarsMars was updated on October 5, 2026 and YTHSDigi on September 30, 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.*