# TourViewer vs Unisphere AR

TourViewer and Unisphere AR are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

TourViewer ships an update every 5 months, Unisphere AR every 8 months. Both last shipped on October 27, 2026.

## The numbers

| Metric | TourViewer | Unisphere AR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 8 months |
| Size | 5 MB | 161 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ARtGlass USA LLC](https://appshunter.io/developer/1670104939) | [EyeJack](https://appshunter.io/developer/1176913904) |

## What reviewers say

### TourViewer

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

**In-app purchases:** none


### Unisphere AR

[App page](https://appshunter.io/ios/app/unisphere-ar/id6736978519)

**In-app purchases:** none


## Frequently asked questions

### Is TourViewer free?

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

### Is Unisphere AR free?

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

### Do TourViewer or Unisphere AR have ads?

Neither TourViewer nor Unisphere AR shows ads.

### Which is updated more often, TourViewer or Unisphere AR?

TourViewer ships an update every 5 months, and Unisphere AR every 8 months. Most recently, TourViewer was updated on October 27, 2026 and Unisphere AR on October 27, 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.*