# 2book vs Rient Admin

2book and Rient Admin 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.

2book ships an update every 2 weeks, Rient Admin every 10 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | 2book | Rient Admin |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Size | 7 MB | 30 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [MIRKOMIL MAKHMUDOV](https://appshunter.io/developer/6775345069) | [TRIOBOT](https://appshunter.io/developer/1542474339) |

## What reviewers say

### 2book

[App page](https://appshunter.io/ios/app/2book-booking-and-reservations/id6777758217)

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

**In-app purchases:** none


### Rient Admin

[App page](https://appshunter.io/ios/app/rient-admin/id6799497554)

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

**In-app purchases:** none


## Frequently asked questions

### Is 2book free?

2book is free to download, with no in-app purchases.

### Is Rient Admin free?

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

### Do 2book or Rient Admin have ads?

Neither 2book nor Rient Admin shows ads.

### Which is updated more often, 2book or Rient Admin?

2book ships an update every 2 weeks, and Rient Admin every 10 days. Most recently, 2book was updated on October 31, 2026 and Rient Admin on October 31, 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.*