# レンタル専用在庫管理 ZAIKA vs Booking off

The clearest difference is update cadence: レンタル専用在庫管理 ZAIKA at every 6 weeks against Booking off's every 3 months. レンタル専用在庫管理 ZAIKA also leads on iOS requirement (13.0 vs 15.1). 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.

レンタル専用在庫管理 ZAIKA ships an update every 6 weeks, Booking off every 3 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | レンタル専用在庫管理 ZAIKA | Booking off |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | — | Free |
| Size | 11 MB | 56 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [TENT INC.](https://appshunter.io/developer/1438710550) | [合同会社日本揚重Group](https://appshunter.io/developer/1573517462) |

## What reviewers say

### レンタル専用在庫管理 ZAIKA

[App page](https://appshunter.io/ios/app/zaika/id1504480493)

**Features:** macOS Compatibility

**In-app purchases:** none


### Booking off

[App page](https://appshunter.io/ios/app/booking-off/id1573517460)

This app streamlines daily operations for construction site managers. It simplifies project and staff management, automating scheduling, payroll calculations, and attendance tracking. Users can easily issue documents and share data from their smartphones.

**Highlights:** Project management, Staff payroll calculation, Automated scheduling, Attendance tracking, Document issuance, Data sharing

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

**In-app purchases:** none


## Frequently asked questions

### Is レンタル専用在庫管理 ZAIKA free?

レンタル専用在庫管理 ZAIKA is free to download, with no in-app purchases.

### Is Booking off free?

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

### Do レンタル専用在庫管理 ZAIKA or Booking off have ads?

Neither レンタル専用在庫管理 ZAIKA nor Booking off shows ads.

### Which is updated more often, レンタル専用在庫管理 ZAIKA or Booking off?

レンタル専用在庫管理 ZAIKA ships an update every 6 weeks, and Booking off every 3 months. Most recently, レンタル専用在庫管理 ZAIKA was updated on November 7, 2026 and Booking off on November 3, 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.*