# SDO Viewer vs Jupiter

The clearest difference is rating: Jupiter at 5.0 against SDO Viewer's 3.0. SDO Viewer's advantage is ads (none vs shown) and update cadence (every 2 months vs every 58 months). On price, ratings volume, 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.

Jupiter holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 5 and 2 respectively.

SDO Viewer ships an update every 2 months, Jupiter every 58 months. The most recent releases landed on October 7, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | SDO Viewer | Jupiter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (5 ratings)](https://appshunter.io/ios/app/sdo-viewer/id913723111/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/jupiter-juno/id1562173082/reviews)** |
| Number of ratings | **5** | 2 |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 58 months |
| Monetization | **Free** | Ad-supported |
| Size | 6 MB | 153 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Jérôme Diaz](https://appshunter.io/developer/334987620) | [Alparslan Topbas](https://appshunter.io/developer/1130875171) |

## What reviewers say

### SDO Viewer

[App page](https://appshunter.io/ios/app/sdo-viewer/id913723111)

Access and view the latest images from the Solar Dynamics Observatory. Receive push notifications when new images become available, keeping you updated on solar activity.

**Highlights:** Download SDO images, Display latest solar images, Push notifications for new images, Courtesy of NASA/SDO science teams

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is SDO Viewer free?

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

### Is Jupiter free?

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

### Which has better reviews, SDO Viewer or Jupiter?

Jupiter is rated higher. SDO Viewer averages 3.0 out of 5 from 5 ratings, while Jupiter averages 5.0 from 2 ratings.

### Do SDO Viewer or Jupiter have ads?

Jupiter shows ads; SDO Viewer does not.

### Which is updated more often, SDO Viewer or Jupiter?

SDO Viewer ships an update every 2 months, and Jupiter every 58 months. Most recently, SDO Viewer was updated on October 7, 2026 and Jupiter 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.*