# CittAumentata vs MARSS

The clearest difference is update cadence: MARSS at every 5 days against CittAumentata's every 7 months. MARSS also leads on iOS requirement (12.0 vs 15.2). 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.

CittAumentata ships an update every 7 months, MARSS every 5 days. The most recent releases landed on October 1, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | CittAumentata | MARSS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 days** |
| Size | 417 MB | 257 MB |
| Requires iOS | 15.2 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ARTernative srl](https://appshunter.io/developer/1173474430) | [INAF Osservatorio Astronomico di Brera](https://appshunter.io/developer/1669242323) |

## What reviewers say

### CittAumentata

[App page](https://appshunter.io/ios/app/cittaumentata/id1534308514)

**In-app purchases:** none


### MARSS

[App page](https://appshunter.io/ios/app/marss/id1669242321)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CittAumentata free?

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

### Is MARSS free?

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

### Do CittAumentata or MARSS have ads?

Neither CittAumentata nor MARSS shows ads.

### Which is updated more often, CittAumentata or MARSS?

CittAumentata ships an update every 7 months, and MARSS every 5 days. Most recently, CittAumentata was updated on October 1, 2026 and MARSS on October 9, 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.*