Clean Wave vs KVD
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Clean Wave
This app generates sound waves to clean your device's speaker by vibrating out dust and debris. It also includes a noise meter and speaker testing functionality to assess audio quality and volume.
- Speaker cleaning with sound waves
- Adjustable frequency generator (0Hz-25kHz)
- Noise meter for volume measurement
- Speaker testing with audio playback
- Manual wave type selection
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A simple and intuitive application that allows you to play sounds, clean speaker at a strictly defined frequency by a clean wave speaker shortcut. It is an all around good speaker cleaner. It allows you to play any frequency ranging from 0Hz to 22kHz. Key features: • Noise meter: find out how loud you can be. • Speaker tester: test your speakers by playing quality audio to hear the crisp and clean sound. • Player: play a sound of strictly defined frequencies automatically. Just press the button below to start. • Manual frequency generator: play any frequency manually. Press the sine, triangle, square or sawtooth button to change the wave type. IMPORTANT NOTES: • Position your smartphone facing screen down. • Turn up volume to the max. • Disconnect headphones if connected. • If noise meter denies access to micophone. Go to settings > privacy > microphone and allow the microphone for this clean wave - clear speaker app there. Clean Wave - Clear speaker lets you play with sound and explore many different possibilites. Play clean tunes in this clear speaker cleaner wave sound app. Scroll through tabs of features and enjoy. This app is going to help you... :) EULA: https://dczt.dev/eula-terms-of-use.html Privacy Policy: https://www.cleanspeaker.app/privacy
KVD
Control the color temperature and brightness of lights via Bluetooth connection to your devices. Adjust your lighting environment with ease.
- Bluetooth connectivity
- Light color temperature adjustment
- Brightness control
- Device integration
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通过连接设备的蓝牙，进行灯光色温、亮度的控制；
Screenshots
Verdict
The clearest difference is review sentiment: Clean Wave at 73% against KVD's 0%. Clean Wave also leads on rating (4.4 vs 1.0) and ratings volume (3K vs 1). KVD's advantage is in-app purchases (none vs 4) and ads (none vs shown). On price, device support and iOS requirement 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
Both are free to download. Clean Wave sells 4 in-app purchases, starting at $2.99 per month. KVD asks for nothing beyond the download.
Clean Wave holds the better App Store score, 4.4 against 1.0. That said, the two scores are not equally well evidenced: Clean Wave has 3K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 73% of Clean Wave's written reviews are positive against 0% of KVD's.
Clean Wave ships an update monthly, KVD every 9 days. The most recent releases landed on October 30, 2026 and October 14, 2026 respectively.
| Parameter | Clean Wave | KVD |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (3K ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 73.2% of reviews — better | 0.0% of reviews |
| Number of ratings | 3K — better | 1 |
| Update frequency | Monthly | Every 9 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 14 — better |
| Further details — not scored | ||
| Size | 149 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | David Krejci | 家庆 胡 |
Customer experience
Clean Wave
KVD
Bugs and requests
Clean Wave
Reported bugs
2 issues- Doesn't play any sound
- Caused further damage to speaker
Requested features
2 requests- Add dark mode
- Improve compatibility with newer devices
KVD
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Clean Wave
- Monthly Subscription$2.991 Month
- Yearly Subscription7 Days trial$9.991 Year
- Yearly Subscription$9.991 Year
- Lifetime Membership$19.99
KVD
No in-app purchases
