# Jupiter vs Mars Today

The clearest difference is ads: Mars Today at none against Jupiter's shown. Mars Today also leads on update cadence (monthly vs every 58 months) and monetization model (free vs ad-supported). On price, rating, ratings volume 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.

On the App Store both sit at effectively the same score — 5.0 for Jupiter against 5.0 for Mars Today. Both are backed by a comparable volume of ratings — 2 and 4 respectively.

Jupiter ships an update every 58 months, Mars Today monthly. The most recent releases landed on September 30, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Jupiter | Mars Today |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/jupiter-juno/id1562173082/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/mars-today/id1640335599/reviews) |
| Number of ratings | 2 | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 58 months | **Monthly** |
| Monetization | Ad-supported | **Free** |
| Size | 153 MB | 4 MB |
| Requires iOS | 16.0 | **15.2** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Alparslan Topbas](https://appshunter.io/developer/1130875171) | [James Buckhouse](https://appshunter.io/developer/1631924321) |

## What reviewers say

### Jupiter

[App page](https://appshunter.io/ios/app/jupiter-juno/id1562173082)

Explore Jupiter with stunning images and scientific insights from NASA's Juno mission. Features an immersive slideshow, interactive 3D models, and a dynamic video library for a deep-space educational experience.

**Highlights:** High-definition Jupiter images, Scientific insights for each image, Immersive full-screen slideshow, Dynamic video library, Interactive 3D models of Jupiter, Haptic feedback

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Jupiter free?

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

### Is Mars Today free?

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

### Which has better reviews, Jupiter or Mars Today?

Jupiter and Mars Today are both rated 5.0 out of 5 on the App Store, from 2 and 4 ratings respectively.

### Do Jupiter or Mars Today have ads?

Jupiter shows ads; Mars Today does not.

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

Jupiter ships an update every 58 months, and Mars Today monthly. Most recently, Jupiter was updated on September 30, 2026 and Mars Today on October 12, 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.*