# CW Decoder vs AeroMetry

The clearest difference is in-app purchases: AeroMetry at none against CW Decoder's 1. CW Decoder's advantage is iOS requirement (17.2 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. CW Decoder sells 1 one-off in-app purchase. AeroMetry asks for nothing beyond the download.

CW Decoder ships an update weekly, AeroMetry every 6 days. The most recent releases landed on September 25, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | CW Decoder | AeroMetry |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 6 days** |
| Size | 12 MB | 6 MB |
| Requires iOS | **17.2** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Keiya Chiba](https://appshunter.io/developer/1740986591) | [ALEXANDRU CORNEL CHIREA](https://appshunter.io/developer/1896769728) |

## What reviewers say

### CW Decoder

[App page](https://appshunter.io/ios/app/cw-decoder/id6748900681)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Full Version | $2.99 | one-time |


### AeroMetry

[App page](https://appshunter.io/ios/app/aerometry/id6771050607)

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

**In-app purchases:** none


## Frequently asked questions

### Is CW Decoder free?

CW Decoder is free to download, with in-app purchases available.

### Is AeroMetry free?

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

### Do CW Decoder or AeroMetry have ads?

Neither CW Decoder nor AeroMetry shows ads.

### Which is updated more often, CW Decoder or AeroMetry?

CW Decoder ships an update weekly, and AeroMetry every 6 days. Most recently, CW Decoder was updated on September 25, 2026 and AeroMetry on September 21, 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.*