# Mars Today vs Astris

The clearest difference is update cadence: Mars Today at monthly against Astris's every 3 months. 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.

Mars Today ships an update monthly, Astris every 3 months. The most recent releases landed on June 11, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Mars Today | Astris |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/mars-today/id1640335599/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Free | — |
| Size | 4 MB | 21 MB |
| Requires iOS | 15.2 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [James Buckhouse](https://appshunter.io/developer/1631924321) | [ISTITUTI EDMONDO DE AMICIS SRL](https://appshunter.io/developer/1219261025) |

## What reviewers say

### Mars Today

[App page](https://appshunter.io/ios/app/mars-today/id1640335599)

Access the latest images of Mars from NASA's Curiosity rover. Browse current photos or explore past images from Curiosity, Spirit, and Opportunity by SOL. Bookmark and share your favorite discoveries.

**Highlights:** Latest Mars images from Curiosity, View past images from Spirit and Opportunity, Browse by Mars SOL, Bookmark favorite images, Easy sharing functionality, No login required

**Features:** macOS Compatibility

**In-app purchases:** none


### Astris

[App page](https://appshunter.io/ios/app/astris/id6454899891)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mars Today free?

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

### Is Astris free?

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

### Do Mars Today or Astris have ads?

Neither Mars Today nor Astris shows ads.

### Which is updated more often, Mars Today or Astris?

Mars Today ships an update monthly, and Astris every 3 months. Most recently, Mars Today was updated on June 11, 2026 and Astris on September 27, 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.*