# ASIAIR vs Robot72

The clearest difference is review sentiment: Robot72 at 100% against ASIAIR's 52%. Robot72 also leads on rating (4.8 vs 3.8) and update cadence (every 3 weeks vs every 2 months). ASIAIR's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Robot72 sells 2 one-off in-app purchases. ASIAIR asks for nothing beyond the download.

Robot72 holds the better App Store score, 4.8 against 3.8. That said, the two scores are not equally well evidenced: ASIAIR has 244 ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 52% of ASIAIR's written reviews are positive against 100% of Robot72's.

ASIAIR ships an update every 2 months, Robot72 every 3 weeks. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | ASIAIR | Robot72 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (244 ratings)](https://appshunter.io/ios/app/asiair/id1367782034/reviews) | **[4.8 (12 ratings)](https://appshunter.io/ios/app/robot72-sstv-decoder/id6764195382/reviews)** |
| Number of ratings | **244** | 12 |
| Positive reviews | 52.3% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1.1 GB | 36 MB |
| Requires iOS | **13.0** | 18.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 17+ | 4+ |
| Developer | [SuZhou ZWO Co., Ltd](https://appshunter.io/developer/1367782033) | [晨阳 段](https://appshunter.io/developer/1791560858) |

## What reviewers say

### ASIAIR

[App page](https://appshunter.io/ios/app/asiair/id1367782034)

This app acts as an intelligent wireless controller for astrophotography, enabling control of various cameras and equatorial mounts. It offers comprehensive tools for deep-sky and planetary imaging, including focusing, alignment, and stacking, all accessible from your mobile device.

**Highlights:** Wireless camera and mount control, DSLR/MILC and equatorial mount support, Built-in SkyAtlas for imaging tasks, Auto-focus and polar alignment, Live stacking and post-stacking, Multi-target and mosaic planning

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Powerful and feature-rich
- 👍 Easy to use and intuitive
- 🔒 Reliable and stable
- 🌟 Excellent automation and control
- 💻 Seamless integration with ZWO ecosystem

**What reviewers complain about**

- 🐛 Buggy software updates
- 🔍 Limited camera/mount compatibility
- 🔧 Difficult to troubleshoot issues
- 🔋 Connectivity and Wi-Fi problems
- 🗺️ Inaccurate object locating and plate solving

**Reported bugs**

- Crashes and freezes with recent updates
- Guiding and tracking issues after updates
- Connectivity problems with certain mounts
- Polar alignment and plate solving failures
- Incompatibility with newer iOS versions

**Requested features**

- Improved object catalog and sky atlas
- Support for more camera brands and models
- Mosaic imaging capabilities
- Customizable file naming and organization
- Notifications and alerts for issues during sessions


### Robot72

[App page](https://appshunter.io/ios/app/robot72-sstv-decoder/id6764195382)

Decode amateur radio SSTV transmissions into images or encode your own photos as audio. This app offers a wide range of SSTV modes and runs entirely on your device for privacy.

**Highlights:** Auto-detect SSTV modes, Decode live audio or WAV files, Encode photos to SSTV audio, Extensive SSTV mode support, Decoding history with thumbnails, Save and share decoded images

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro — Special Offer | $2.99 | one-time |
| Robot72 Pro | $4.99 | one-time |


## Frequently asked questions

### Is ASIAIR free?

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

### Is Robot72 free?

Robot72 is free to download, with in-app purchases available.

### Which has better reviews, ASIAIR or Robot72?

Robot72 is rated higher. ASIAIR averages 3.8 out of 5 from 244 ratings, while Robot72 averages 4.8 from 12 ratings.

### Do ASIAIR or Robot72 have ads?

Robot72 shows ads; ASIAIR does not.

### Which is updated more often, ASIAIR or Robot72?

ASIAIR ships an update every 2 months, and Robot72 every 3 weeks. Most recently, ASIAIR was updated on October 24, 2026 and Robot72 on October 31, 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.*