# Denoise vs Voice Isolation

The clearest difference is rating: Denoise at 4.7 against Voice Isolation's 1.0. Denoise also leads on review sentiment (38% vs 0%) and ads (none vs shown). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. Denoise sells 5 in-app purchases, starting at $2.99 per month and Voice Isolation sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Denoise holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: Denoise has 21 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 38% of Denoise's written reviews are positive against 0% of Voice Isolation's.

Denoise ships an update every 8 days, Voice Isolation every 2 weeks. The most recent releases landed on September 23, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Denoise | Voice Isolation |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (21 ratings)](https://appshunter.io/ios/app/denoise-ai-noise-remover/id946423200/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/voice-isolation-denoise/id6764350772/reviews) |
| Number of ratings | **21** | 2 |
| Positive reviews | **38.1% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 8 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 163 MB | 6 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Routes Software SRL](https://appshunter.io/developer/1164817640) | [BULPARA TEKNOLOJI LIMITED SIRKETI](https://appshunter.io/developer/1552593177) |

## What reviewers say

### Denoise

[App page](https://appshunter.io/ios/app/denoise-ai-noise-remover/id946423200)

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.

**Highlights:** Remove background noise, Enhance voice memo audio, Process videos from Photo Library, iOS app extension integration, Interactive frequency analyzer, Speech transcription

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Accesso Pro illimitato | $2.99 | per month |
| 3 Exports | $1.99 | one-time |
| One Hour Transcribe Time. (60 minutes) | $4.99 | one-time |
| Denoise Pro (Lifetime) | $14.99 | one-time |
| 10 Hours Transcribe Time (600 minutes) | $29.99 | one-time |

**What reviewers like**

- ✨ Effective noise reduction for clean audio
- 💰 Affordable pricing for the functionality
- 🎚️ Adjustable noise removal levels
- 📱 Convenient mobile solution
- 👍 User-friendly interface when working properly

**What reviewers complain about**

- 🐛 Frequent app crashes and freezing
- 📉 Overall volume reduction alongside noise removal
- 🔊 Audio distortion and quality degradation
- ⚠️ Inconsistent results between preview and export
- 🎬 Limited to short video/audio files (4 minutes max)

**Reported bugs**

- 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

**Requested features**

- 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


### Voice Isolation

[App page](https://appshunter.io/ios/app/voice-isolation-denoise/id6764350772)

Effortlessly remove unwanted background noise from your audio and video recordings directly on your iPhone. This app processes sound entirely on-device, ensuring your data stays private. Perfect for creators needing clean audio for social media, podcasts, or interviews.

**Highlights:** 100% on-device processing, System-wide Share Extension, A/B before-and-after preview, Removes wind, traffic, chatter, echo, Import from various sources, Export cleaned audio and video

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $4.99 | per month |
| Voice Isolation Pro Annual | $29.99 | per year |


## Frequently asked questions

### Is Denoise free?

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

### Is Voice Isolation free?

Voice Isolation is free to download, with in-app purchases available.

### Which has better reviews, Denoise or Voice Isolation?

Denoise is rated higher. Denoise averages 4.7 out of 5 from 21 ratings, while Voice Isolation averages 1.0 from 2 ratings.

### Do Denoise or Voice Isolation have ads?

Voice Isolation shows ads; Denoise does not.

### Which is updated more often, Denoise or Voice Isolation?

Denoise ships an update every 8 days, and Voice Isolation every 2 weeks. Most recently, Denoise was updated on September 23, 2026 and Voice Isolation on September 19, 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.*