# Smart Invoice ERP vs 快工单MES

The clearest difference is iOS requirement: Smart Invoice ERP at 10 against 快工单MES's 12.0. On price, update cadence, 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.

Smart Invoice ERP ships an update every 2 months, 快工单MES every 3 months. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Smart Invoice ERP | 快工单MES |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (2 ratings)](https://appshunter.io/ios/app/smart-invoice-erp/id915699862/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 52 MB |
| Requires iOS | **10** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [海件 阳](https://appshunter.io/developer/861700887) | [Feiliu Changshu Information Technology Co., Ltd.](https://appshunter.io/developer/1745650474) |

## What reviewers say

### Smart Invoice ERP

[App page](https://appshunter.io/ios/app/smart-invoice-erp/id915699862)

Manage sales, purchases, stock, and clients with this mobile ERP solution. Scan barcodes, import contacts, and print receipts via Bluetooth. Suitable for various retail and wholesale businesses.

**Highlights:** Sales and purchase tracking, Inventory management, Client database, Barcode scanning, Bluetooth receipt printing, Cloud backup, Offline operation

**Features:** macOS Compatibility

**In-app purchases:** none


### 快工单MES

[App page](https://appshunter.io/ios/app/mes/id6767488407)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart Invoice ERP free?

Smart Invoice ERP is free to download, with no in-app purchases.

### Is 快工单MES free?

快工单MES is free to download, with no in-app purchases.

### Do Smart Invoice ERP or 快工单MES have ads?

Neither Smart Invoice ERP nor 快工单MES shows ads.

### Which is updated more often, Smart Invoice ERP or 快工单MES?

Smart Invoice ERP ships an update every 2 months, and 快工单MES every 3 months. Most recently, Smart Invoice ERP was updated on November 1, 2026 and 快工单MES 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.*