# 机场性能分析 vs Echo EFB

The clearest difference is iOS requirement: 机场性能分析 at 9.0 against Echo EFB's 16.0. 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.

机场性能分析 ships an update every 2 months, Echo EFB every 3 months. The most recent releases landed on October 16, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | 机场性能分析 | Echo EFB |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Size | 57 MB | 19 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [文松 付](https://appshunter.io/developer/1465911192) | [从哲 黄](https://appshunter.io/developer/1895937784) |

## What reviewers say

### 机场性能分析

[App page](https://appshunter.io/ios/app/id1466081928)

**Features:** macOS Compatibility

**In-app purchases:** none


### Echo EFB

[App page](https://appshunter.io/ios/app/echo-efb/id6772218047)

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

**In-app purchases:** none


## Frequently asked questions

### Is 机场性能分析 free?

机场性能分析 is free to download, with no in-app purchases.

### Is Echo EFB free?

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

### Do 机场性能分析 or Echo EFB have ads?

Neither 机场性能分析 nor Echo EFB shows ads.

### Which is updated more often, 机场性能分析 or Echo EFB?

机场性能分析 ships an update every 2 months, and Echo EFB every 3 months. Most recently, 机场性能分析 was updated on October 16, 2026 and Echo EFB on October 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*