# 易查单 vs smartoo

The clearest difference is ads: smartoo at none against 易查单's shown. 易查单's advantage is update cadence (every 4 days vs every 3 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

易查单 ships an update every 4 days, smartoo every 3 months. The most recent releases landed on October 20, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 易查单 | smartoo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 3 months |
| Size | 115 MB | 26 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [深圳市易查科技有限公司](https://appshunter.io/developer/1543851298) | [Keeson Technology Corporation Limited](https://appshunter.io/developer/1561275126) |

## What reviewers say

### 易查单

[App page](https://appshunter.io/ios/app/id1543851296)

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

**In-app purchases:** none


### smartoo

[App page](https://appshunter.io/ios/app/smartoo/id6736896125)

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

**In-app purchases:** none


## Frequently asked questions

### Is 易查单 free?

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

### Is smartoo free?

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

### Do 易查单 or smartoo have ads?

易查单 shows ads; smartoo does not.

### Which is updated more often, 易查单 or smartoo?

易查单 ships an update every 4 days, and smartoo every 3 months. Most recently, 易查单 was updated on October 20, 2026 and smartoo on October 25, 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.*