# Air Tree vs TourViewer

The clearest difference is ads: TourViewer at none against Air Tree's shown. TourViewer also leads on update cadence (every 5 months vs every 12 months). Air Tree's advantage is iOS requirement (13.0 vs 16.0). On price, 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.

Air Tree ships an update every 12 months, TourViewer every 5 months. The most recent releases landed on October 14, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Air Tree | TourViewer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 12 months | **Every 5 months** |
| Size | 138 MB | 5 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tahito Aoki](https://appshunter.io/developer/289946976) | [ARtGlass USA LLC](https://appshunter.io/developer/1670104939) |

## What reviewers say

### Air Tree

[App page](https://appshunter.io/ios/app/air-tree/id1326495528)

**Features:** macOS Compatibility

**In-app purchases:** none


### TourViewer

[App page](https://appshunter.io/ios/app/tourviewer/id1670104936)

**In-app purchases:** none


## Frequently asked questions

### Is Air Tree free?

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

### Is TourViewer free?

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

### Do Air Tree or TourViewer have ads?

Air Tree shows ads; TourViewer does not.

### Which is updated more often, Air Tree or TourViewer?

Air Tree ships an update every 12 months, and TourViewer every 5 months. Most recently, Air Tree was updated on October 14, 2026 and TourViewer on October 4, 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.*