# SDO Viewer vs CrossBridge Indy

The clearest difference is rating: CrossBridge Indy at 5.0 against SDO Viewer's 2.7. CrossBridge Indy also leads on review sentiment (100% vs 60%). SDO Viewer's advantage is iOS requirement (13.0 vs 15.1). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CrossBridge Indy holds the better App Store score, 5.0 against 2.7. Both are backed by a comparable volume of ratings — 6 and 4 respectively. Written reviews point the same way: 60% of SDO Viewer's written reviews are positive against 100% of CrossBridge Indy's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 24, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | SDO Viewer | CrossBridge Indy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (6 ratings)](https://appshunter.io/ios/app/sdo-viewer/id913723111/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/crossbridge-indy/id6444780047/reviews)** |
| Number of ratings | **6** | 4 |
| Positive reviews | 60.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 6 MB | 52 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple TV** |
| Age rating | 4+ | 4+ |
| Developer | [Jérôme Diaz](https://appshunter.io/developer/334987620) | [Crossbridge Baptist Church, Inc.](https://appshunter.io/developer/1656839367) |

## 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


### CrossBridge Indy

[App page](https://appshunter.io/ios/app/crossbridge-indy/id6444780047)

Connect with a church community through on-demand messages, online Bible access, and information on church activities and ministries. This free app facilitates worship, spiritual growth, and service to others.

**Highlights:** On-demand messages, Online Bible, Church activities, Ministry information, Easy contact

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SDO Viewer free?

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

### Is CrossBridge Indy free?

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

### Which has better reviews, SDO Viewer or CrossBridge Indy?

CrossBridge Indy is rated higher. SDO Viewer averages 2.7 out of 5 from 6 ratings, while CrossBridge Indy averages 5.0 from 4 ratings.

### Do SDO Viewer or CrossBridge Indy have ads?

Neither SDO Viewer nor CrossBridge Indy shows ads.

### Which is updated more often, SDO Viewer or CrossBridge Indy?

SDO Viewer ships an update every 2 months, and CrossBridge Indy every 2 months. Most recently, SDO Viewer was updated on October 24, 2026 and CrossBridge Indy on October 16, 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.*