# ZJ Inventory vs 瑞特科Dos

The clearest difference is in-app purchases: 瑞特科Dos at none against ZJ Inventory's 9. ZJ Inventory's advantage is update cadence (every 3 weeks vs every 3 months) and iOS requirement (9.3 vs 11.0). On price, ads and device support there is nothing between them.

Both are free to download. ZJ Inventory sells 9 one-off in-app purchases. 瑞特科Dos asks for nothing beyond the download.

ZJ Inventory ships an update every 3 weeks, 瑞特科Dos every 3 months. The most recent releases landed on September 22, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | ZJ Inventory | 瑞特科Dos |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/zj-inventory/id1360608577/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 95.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 62 MB | 143 MB |
| Requires iOS | **9.3** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [成都寒峰科技有限公司](https://appshunter.io/developer/1360608576) | [Longchuang Intelligence Technology (Zhejiang) Co., Ltd.](https://appshunter.io/developer/1760690796) |

## What reviewers say

### ZJ Inventory

[App page](https://appshunter.io/ios/app/zj-inventory/id1360608577)

This app provides comprehensive inventory and sales management for small to medium-sized businesses. It offers features like real-time data synchronization, product management with specifications, financial tracking, and detailed reporting. The system supports multiple stores and integrates with hardware for efficient operations.

**Highlights:** Sales and Purchases Management, Inventory & Warehouse Management, Product Management with Specs, Financial Management & Reconciliation, Data Reporting & Analysis, Multi-store Management, Barcode Scanning & Printing

**Features:** Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 添加一个员工 | $8.99 | one-time |
| 添加100款商品 | $8.99 | one-time |
| 添加一个仓库或店铺 | $17.99 | one-time |
| 小程序商城基础版版次年年费 | $31.99 | one-time |
| 小程序商城高级版次年年费 | $48.99 | one-time |
| Premium edition annual fee | $59.99 | one-time |
| 基础版一次性购买费用 | $59.99 | one-time |
| 小程序商城基础版首年年费 | $149.99 | one-time |
| 小程序商城高级版首年年费 | $299.99 | one-time |


### 瑞特科Dos

[App page](https://appshunter.io/ios/app/dos/id1491525480)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ZJ Inventory free?

ZJ Inventory is free to download, with in-app purchases available.

### Is 瑞特科Dos free?

瑞特科Dos is free to download, with no in-app purchases.

### Do ZJ Inventory or 瑞特科Dos have ads?

Neither ZJ Inventory nor 瑞特科Dos shows ads.

### Which is updated more often, ZJ Inventory or 瑞特科Dos?

ZJ Inventory ships an update every 3 weeks, and 瑞特科Dos every 3 months. Most recently, ZJ Inventory was updated on September 22, 2026 and 瑞特科Dos on September 12, 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.*