# Google Admin vs Rinnai app

The clearest difference is update cadence: Rinnai app at fortnightly against Google Admin's every 8 months. Rinnai app also leads on iOS requirement (15.6 vs 17.0). 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.

Google Admin ships an update every 8 months, Rinnai app fortnightly. The most recent releases landed on October 21, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Google Admin | Rinnai app |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.7 (520 ratings)](https://appshunter.io/ios/app/google-admin/id779592978/reviews)** | — |
| Number of ratings | **520** | — |
| Positive reviews | 10.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 50 MB | 22 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Google](https://appshunter.io/developer/281956209) | [Rinnai](https://appshunter.io/developer/1641029307) |

## What reviewers say

### Google Admin

[App page](https://appshunter.io/ios/app/google-admin/id779592978)

Manage your Google Workspace and other Google services from your mobile device. Add and manage users and groups, access support, and review audit logs for your organization. Ideal for super admins on the go.

**Highlights:** User management, Group management, Password reset, Audit log review, Contact support

**In-app purchases:** none

**What reviewers like**

- ⭐ Great tool for everyday use
- 👍 Working well on iOS 18.3.2
- 🙌 Nice app, handy for quick user changes

**What reviewers complain about**

- 🤯 Crashes on iOS 18 launch
- 🤔 Very limited functionality
- 😞 Useless, does almost nothing
- 🙄 Glorified directory, no real admin features

**Reported bugs**

- Crashes on launch, even after reinstalls
- User status not showing correctly
- Sign-in loop, unable to log in

**Requested features**

- Add more admin features like the web version
- Allow managing devices, groups, and policies
- Improve UI and add more functionality


### Rinnai app

[App page](https://appshunter.io/ios/app/rinnai-app/id1641199172)

**In-app purchases:** none


## Frequently asked questions

### Is Google Admin free?

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

### Is Rinnai app free?

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

### Do Google Admin or Rinnai app have ads?

Neither Google Admin nor Rinnai app shows ads.

### Which is updated more often, Google Admin or Rinnai app?

Google Admin ships an update every 8 months, and Rinnai app fortnightly. Most recently, Google Admin was updated on October 21, 2026 and Rinnai app on October 3, 2026.

---

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