Denoise vs Watcher VMS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Denoise
Enhance your audio by removing unwanted background noise from voice memos and videos. Achieve professional sound quality directly on your device, even without specialized equipment. The app offers an interactive analyzer and transcription services.
- Remove background noise
- Enhance voice memo audio
- Process videos from Photo Library
- iOS app extension integration
- Interactive frequency analyzer
- Speech transcription
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Denoise cleans up bad voice recordings. Instantly. On your iPhone. Completely private. Tap one button. Background noise, fan hum, traffic, room echo, and wind are gone. Your voice stays clear. No audio leaves your device. No subscription needed to denoise. No DAW jargon to learn. WHAT'S NEW IN 4.0 • AI Denoise (Free): on-device neural network, built for voices. Runs in seconds. • Pro Rescue: restores impossible recordings - clipped audio, heavy reverb, low-quality phone calls, distant voice memos. Premium. • Before/after toggle: hear the difference instantly. • Faster export with iOS 17 and 18. WHO IT'S FOR • Podcasters cleaning up guest tracks recorded on iPhone • Journalists rescuing field interviews • Students saving lecture recordings from echoey halls • Creators making TikTok, Reels, and Shorts that don't sound like they were recorded in a parking lot • Anyone who hits Voice Memos and regrets it later WHY DENOISE • 100% on-device. We never see your audio. • Works on what you already have: Voice Memos, Photos videos, Files, share sheet, and as a Photos extension. • Pro power-user mode keeps the manual 5-band EQ and noise-floor slider for people who want it. • Export to .m4a or .mp3, send anywhere. Try Denoise on your worst recording. We bet it sounds usable. DENOISE PRO Denoise Pro is a premium subscription that unlocks unlimited saving and exporting of your cleaned recordings, plus Pro Rescue, our most powerful restoration for difficult audio. The core AI denoiser is always free - Denoise Pro keeps the app ad-free and funds its continued development. Denoise Pro is available as a monthly auto-renewable subscription or as a one-time lifetime purchase. Payment is charged to your Apple ID at purchase, and a subscription renews automatically unless it is cancelled at least 24 hours before the end of the current period. You can manage or cancel anytime in your App Store account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Watcher VMS
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Watcher VMS can be connected via wireless network or mobile data traffic.It implements previewing real-time image, playbacking remote video,pushing alarm message and PTZ control function. Watcher VMS software supports TCP or P2P connection mode to connect the device.If your mobile phone is located in a private LAN, you may need to do port mapping for the data port of the device.
Screenshots
Verdict
The clearest difference is in-app purchases: Watcher VMS at none against Denoise's 5. Watcher VMS also leads on iOS requirement (10.0 vs 17.0). Denoise's advantage is update cadence (every 8 days vs every 2 months). On price, 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
Both are free to download. Denoise sells 5 in-app purchases, starting at $2.99 per month. Watcher VMS asks for nothing beyond the download.
Denoise ships an update every 8 days, Watcher VMS every 2 months. The most recent releases landed on September 23, 2026 and June 5, 2026 respectively.
| Parameter | Denoise | Watcher VMS |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (21 ratings) — better | — |
| Positive reviews | 38.1% of reviews | — |
| Number of ratings | 21 — better | — |
| Update frequency | Every 8 days — better | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 10.0 — better |
| Further details — not scored | ||
| Size | 163 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Routes Software SRL | Watcher Products |
Bugs and requests
Denoise
Reported bugs
12 issues- App crashes when processing videos longer than 4 minutes
- EQ button causes app to freeze
- Denoise settings crash the application
- Export functionality fails to save files
- Black screen or no audio on playback
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- App crashes during save process
- Video corruption resulting in white/black screens
- Audio doesn't match video lip-sync after processing
- App freezes when adjusting selection areas
- Voice memo integration not showing denoise option
- Crashes on iOS 14 and newer versions
- App closes unexpectedly during normal use
Requested features
9 requests- Update to use native video selector instead of custom folders
- Improve EQ and denoise mode visibility in layout
- Support for longer video/audio files beyond 4 minutes
- Better help documentation and tutorials
- Ability to adjust wet/dry mix percentage
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- Smaller noise sample selection areas
- Audio amplification option
- Prevent app reload on every interaction
- Fix crashes when using full strength enhancement
Watcher VMS
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Denoise
- Accesso Pro illimitato$2.991 Month
- 3 Exports$1.99
- One Hour Transcribe Time. (60 minutes)$4.99
- Denoise Pro (Lifetime)$14.99
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- 10 Hours Transcribe Time (600 minutes)$29.99
Watcher VMS
No in-app purchases









