# Aerostar vs SIT Viewer

The clearest difference is update cadence: SIT Viewer at every 3 weeks against Aerostar's every 2 months. On price, ads, 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.

Aerostar ships an update every 2 months, SIT Viewer every 3 weeks. The most recent releases landed on November 3, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Aerostar | SIT Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/aerostar/id1502884922/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 36 MB | 57 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Aerostar](https://appshunter.io/developer/1896587407) | [Oleksii Tsymbaliuk](https://appshunter.io/developer/6811027197) |

## What reviewers say

### Aerostar

[App page](https://appshunter.io/ios/app/aerostar/id1502884922)

Control climate control units remotely, from industrial equipment to home appliances. Manage settings, receive alerts, and schedule operations from anywhere in the world. Supports multiple units and groups for easy management.

**Highlights:** Remote control of climate units, Change settings from anywhere, Receive alarm notifications, Customizable operating schedules, Manage unlimited units and groups, In-app service support chat

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

**In-app purchases:** none


### SIT Viewer

[App page](https://appshunter.io/ios/app/sit-viewer/id6811027195)

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

**In-app purchases:** none


## Frequently asked questions

### Is Aerostar free?

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

### Is SIT Viewer free?

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

### Do Aerostar or SIT Viewer have ads?

Neither Aerostar nor SIT Viewer shows ads.

### Which is updated more often, Aerostar or SIT Viewer?

Aerostar ships an update every 2 months, and SIT Viewer every 3 weeks. Most recently, Aerostar was updated on November 3, 2026 and SIT Viewer on November 10, 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.*