DOTEC vs CW Decoder
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DOTEC
This audio tool automatically adjusts sound pressure balance for professional and catchy sounds. It's ideal for music uploads to social media, delivering powerful audio that grabs attention. Features include one-dial control, warmth compensation, and a monitor function.
- One-dial sound pressure balance control
- WARMTH function for high sound pressure compensation
- MONITOR function for volume-independent effect checking
- Redesigned pop and fun graphics for iOS
- AudioUnit V3 support
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DOTEC-AUDIO presents DeePopMax, a big hit“Loudness Maximizer" for MacOS, now available for iOS, including AudioUnit V3 support. DeePopMax adjusts the sound pressure balance of each range automatically with one dial. It creates a professional and catchy sounds. Great for music uploads to SNS, it brings a powerful sound that will catch your ear ! Main Functions - can control the balance and sound pressure levels with one main dial. - WARMTH function to compensate for warmth at high sound pressure - MONITOR function allows you to check the effect without changing the volume - Pop and fun graphics redesigned for iOS
CW Decoder
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High-Precision Morse Code Decoder(AI greatly improved the decoding rate!) Achieve noise-resistant, accurate Morse code decoding with high-precision, sample-level signal processing. Try the superior “listening performance” in the free version. Differences Between Free and Full Versions This app lets everyone try the high-performance decoding engine for free. Free Version - Continuous decoding: Up to 3 minutes per session (restart anytime, unlimited times) - Basic font display Ideal for testing performance and checking short communications. Full Version (Paid Add-on) - Unlimited time: For long ragchews and continuous monitoring - Font settings: Customize font type and size for better visibility Recommended for active operation and a stress-free learning experience. Main Features & Technology High-Precision Real-Time Decoding - Speed range: 5–50 WPM (auto-adjust speed and threshold) - Frequency detection: 400–900 Hz (automatically tracks the strongest signal) Advanced Signal Processing - Bandpass filter: Narrowband filtering reduces unwanted noise - AGC (Automatic Gain Control): Compensates for signal level changes and fading - Noise blanker: Reduces spike noise using MAD (Median Absolute Deviation) - Signal stabilization: Multi-sample buffering helps prevent false detections Designed for Real-World Use - Scrollable text: Review and check missed content - Frequency lock: Tracks the actual operating frequency range (400–900 Hz) - Visual support: On-screen text supports listening and copying Recommended For Morse Code Beginners Great for those getting started with Morse code. Seeing decoded text while listening helps self-correction and improves learning efficiency. Amateur Radio Operators - CW practice: Compare results with your own copying to find weak points - Contests: Helpful for high-speed reception support and log checking - Portable ops: No PC needed—build a CW reception setup with just a smartphone Comeback Hams & Experts Useful for reducing fatigue during long monitoring sessions and supporting operators with hearing decline. Powerful filtering helps decoding in weak-signal or interference conditions. Note: Microphone permission is used only for signal analysis. No audio is saved or transmitted.
Screenshots
Verdict
The clearest difference is price: CW Decoder at Free against DOTEC's $7.99. CW Decoder also leads on update cadence (weekly vs every 16 months). DOTEC's advantage is in-app purchases (none vs 1) and chart position (#198 vs unranked). On ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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 ships an update every 16 months, CW Decoder weekly. The most recent releases landed on September 6, 2026 and September 25, 2026 respectively.
| Parameter | DOTEC | CW Decoder |
|---|---|---|
| Price | $7.99 | Free — better |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 16 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | — |
| Best chart rank | #198 — better | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 17.2 |
| Further details — not scored | ||
| Size | 11 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | fmfmsoft Corp. | Keiya Chiba |
In-app purchases
DOTEC
No in-app purchases
CW Decoder
- Unlock Full Version$2.99









