# AirSLR vs ATOMxGALAXIES

The clearest difference is in-app purchases: AirSLR at none against ATOMxGALAXIES's 1. AirSLR also leads on iOS requirement (15.0 vs 17.6). ATOMxGALAXIES's advantage is update cadence (monthly vs every 5 months). On price, ads and device support there is nothing between them.

Both are free to download. ATOMxGALAXIES sells 1 one-off in-app purchase. AirSLR asks for nothing beyond the download.

AirSLR ships an update every 5 months, ATOMxGALAXIES monthly. The most recent releases landed on November 11, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | AirSLR | ATOMxGALAXIES |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 5 months | **Monthly** |
| Size | 10 MB | 12 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [HIROFUMI MARUO](https://appshunter.io/developer/667820705) | [Masayuki Akamatsu](https://appshunter.io/developer/284722836) |

## What reviewers say

### AirSLR

[App page](https://appshunter.io/ios/app/airslr/id898703188)

**Features:** macOS Compatibility

**In-app purchases:** none


### ATOMxGALAXIES

[App page](https://appshunter.io/ios/app/atomxgalaxies/id6757389981)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RemoveAds | $4.99 | one-time |


## Frequently asked questions

### Is AirSLR free?

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

### Is ATOMxGALAXIES free?

ATOMxGALAXIES is free to download, with in-app purchases available.

### Do AirSLR or ATOMxGALAXIES have ads?

Both AirSLR and ATOMxGALAXIES show ads.

### Which is updated more often, AirSLR or ATOMxGALAXIES?

AirSLR ships an update every 5 months, and ATOMxGALAXIES monthly. Most recently, AirSLR was updated on November 11, 2026 and ATOMxGALAXIES on November 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.*