# AFORS vs Echo EFB

The clearest difference is iOS requirement: AFORS at 13.0 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.

AFORS ships an update every 6 months, Echo EFB every 3 months. The most recent releases landed on September 28, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | AFORS | Echo EFB |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Size | 5 MB | 19 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [中国民航科学技术研究院](https://appshunter.io/developer/1431795814) | [从哲 黄](https://appshunter.io/developer/1895937784) |

## What reviewers say

### AFORS

[App page](https://appshunter.io/ios/app/afors/id6651839362)

**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 AFORS free?

AFORS 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 AFORS or Echo EFB have ads?

Neither AFORS nor Echo EFB shows ads.

### Which is updated more often, AFORS or Echo EFB?

AFORS ships an update every 6 months, and Echo EFB every 3 months. Most recently, AFORS was updated on September 28, 2026 and Echo EFB on October 5, 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.*