# 数字空压站 vs EPSS调试工具

The clearest difference is update cadence: 数字空压站 at every 2 months against EPSS调试工具's every 5 months. 数字空压站 also leads on iOS requirement (11.0 vs 15.6). 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.

数字空压站 ships an update every 2 months, EPSS调试工具 every 5 months. The most recent releases landed on October 6, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | 数字空压站 | EPSS调试工具 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Size | 76 MB | 55 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [苏州汇川技术有限公司](https://appshunter.io/developer/1441943965) | [怡达快速电梯有限公司](https://appshunter.io/developer/1731770394) |

## What reviewers say

### 数字空压站

[App page](https://appshunter.io/ios/app/id6447392098)

**Features:** macOS Compatibility

**In-app purchases:** none


### EPSS调试工具

[App page](https://appshunter.io/ios/app/epss/id6730112773)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 数字空压站 free?

数字空压站 is free to download, with no in-app purchases.

### Is EPSS调试工具 free?

EPSS调试工具 is free to download, with no in-app purchases.

### Do 数字空压站 or EPSS调试工具 have ads?

Neither 数字空压站 nor EPSS调试工具 shows ads.

### Which is updated more often, 数字空压站 or EPSS调试工具?

数字空压站 ships an update every 2 months, and EPSS调试工具 every 5 months. Most recently, 数字空压站 was updated on October 6, 2026 and EPSS调试工具 on September 30, 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.*