# ERR Jupiter vs Rotondes AR

The clearest difference is update cadence: Rotondes AR at fortnightly against ERR Jupiter's every 4 months. Rotondes AR also leads on device support (3 vs 1) and iOS requirement (11.0 vs 16.0). On price, ads and in-app purchases there is nothing between them.

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

ERR Jupiter ships an update every 4 months, Rotondes AR fortnightly. The most recent releases landed on August 10, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | ERR Jupiter | Rotondes AR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Size | 8 MB | 243 MB |
| Requires iOS | 16.0 | **11.0** |
| Devices | Apple TV | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Estonian Public Broadcasting](https://appshunter.io/developer/523587740) | [Virtual Rangers Sarl](https://appshunter.io/developer/1353325292) |

## What reviewers say

### ERR Jupiter

[App page](https://appshunter.io/ios/app/err-jupiter/id1529246188)

**In-app purchases:** none


### Rotondes AR

[App page](https://appshunter.io/ios/app/rotondes-ar/id1558697340)

**In-app purchases:** none


## Frequently asked questions

### Is ERR Jupiter free?

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

### Is Rotondes AR free?

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

### Do ERR Jupiter or Rotondes AR have ads?

Neither ERR Jupiter nor Rotondes AR shows ads.

### Which is updated more often, ERR Jupiter or Rotondes AR?

ERR Jupiter ships an update every 4 months, and Rotondes AR fortnightly. Most recently, ERR Jupiter was updated on August 10, 2026 and Rotondes AR on October 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*