# Haiz Smart vs Sat

The clearest difference is update cadence: Sat at every 5 weeks against Haiz Smart's every 18 months. Haiz Smart's advantage is iOS requirement (13.0 vs 15.5). 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.

Haiz Smart ships an update every 18 months, Sat every 5 weeks. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Haiz Smart | Sat |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 18 months | **Every 5 weeks** |
| Size | 208 MB | 409 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Yong Hong](https://appshunter.io/developer/1575310922) | [Geosolution i Goteborg AB](https://appshunter.io/developer/6776122441) |

## What reviewers say

### Haiz Smart

[App page](https://appshunter.io/ios/app/haiz-smart/id1632444360)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sat

[App page](https://appshunter.io/ios/app/sat-slam/id6776122439)

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

**In-app purchases:** none


## Frequently asked questions

### Is Haiz Smart free?

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

### Is Sat free?

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

### Do Haiz Smart or Sat have ads?

Neither Haiz Smart nor Sat shows ads.

### Which is updated more often, Haiz Smart or Sat?

Haiz Smart ships an update every 18 months, and Sat every 5 weeks. Most recently, Haiz Smart was updated on October 27, 2026 and Sat on October 25, 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.*