# DOTEC vs CW Decoder

The clearest difference is price: CW Decoder at Free against DOTEC's $7.99. CW Decoder also leads on update cadence (every 8 days vs every 24 months). DOTEC's advantage is rating (2.6 vs 2.0) and in-app purchases (none vs 1). On ads and device support there is nothing between them.

CW Decoder is free to download; DOTEC costs $7.99 up front. CW Decoder sells 1 one-off in-app purchase. DOTEC asks for nothing beyond the download.

DOTEC holds the better App Store score, 2.6 against 2.0. That said, the two scores are not equally well evidenced: DOTEC has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 25% of DOTEC's written reviews are positive against 0% of CW Decoder's.

DOTEC ships an update every 24 months, CW Decoder every 8 days. The most recent releases landed on October 5, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | DOTEC | CW Decoder |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | **[2.6 (5 ratings)](https://appshunter.io/ios/app/dotec-audio-deetrim/id1542574898/reviews)** | [2.0 (1 ratings)](https://appshunter.io/ios/app/cw-decoder/id6748900681/reviews) |
| Number of ratings | **5** | 1 |
| Positive reviews | **25.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 24 months | **Every 8 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 16 MB | 12 MB |
| Requires iOS | **13.0** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [fmfmsoft Corp.](https://appshunter.io/developer/1508747480) | [Keiya Chiba](https://appshunter.io/developer/1740986591) |

## What reviewers say

### DOTEC

[App page](https://appshunter.io/ios/app/dotec-audio-deetrim/id1542574898)

This audio plugin automatically controls volume levels for your tracks, keeping output constant regardless of input. It's designed to simplify mixing by maintaining consistent track volumes, with a special button optimized for voice tracks.

**Highlights:** Automatic volume leveling, Constant output level, Adjustable range (-12dB to +3dB), Optimized for voice tracks, AudioUnit V3 support

**Features:** Vision Pro support

**In-app purchases:** none


### CW Decoder

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

This application uses AI for high-accuracy Morse code decoding. It offers real-time signal processing for steady performance in noisy conditions. A free version allows for short decoding sessions, while a paid upgrade provides unlimited use and advanced features.

**Highlights:** AI-driven decoding, Real-time signal processing, Adjustable speed and thresholds, Decodes letters, numerals, and prosigns, Built-in microphone input, USB-C audio input (full version), Scrollable decoded text

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

**In-app purchases (1)**

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


## Frequently asked questions

### Is DOTEC free?

DOTEC costs $7.99, with no in-app purchases.

### Is CW Decoder free?

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

### Which has better reviews, DOTEC or CW Decoder?

DOTEC is rated higher. DOTEC averages 2.6 out of 5 from 5 ratings, while CW Decoder averages 2.0 from 1 ratings.

### Do DOTEC or CW Decoder have ads?

Neither DOTEC nor CW Decoder shows ads.

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

DOTEC ships an update every 24 months, and CW Decoder every 8 days. Most recently, DOTEC was updated on October 5, 2026 and CW Decoder on October 11, 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.*