# Denoise Pro: Noise Reducer — Audio background noise remover

> AI audio and video noise reduction and vocal enhancement app. (iPhone/iPad app by KnotSmith Ltd..)

- Source: https://appshunter.io/ios/app/denoise-pro-noise-reducer/id6751505212 (this page in markdown: same URL + `.md`)
- Developer: [KnotSmith Ltd.](https://appshunter.io/developer/1817434588)
- Category: Utilities
- Price: Free with in-app purchases
- Rating: 4.90/5 from 20 App Store ratings · 2 written reviews indexed
- Age rating: 4+
- Requires: iOS 16 · 55 MB
- Languages: Russian, Basque, Bangla, Bulgarian, Gujarati, Hindi, Kazakh, Odia, Slovenian, Urdu and 40 more
- Released: 2025-08-26
- Data updated: 2026-08-13
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/denoise-pro-noise-reducer/id6751505212/reviews.md

## What is Denoise Pro?

Denoise Pro is an AI audio and video noise reduction app that helps you remove background noise, enhance vocals, and improve sound clarity in seconds.

If you are searching for a way to remove noise from video, denoise audio recordings, reduce microphone hiss, or clean podcast sound, Denoise Pro is built for exactly that.

Professional-grade stability for large-file workflows:
- Stable processing for video files over 4GB
- Stable processing for audio files over 2 hours

Remove common noise types:
1. Background and environmental noise: wind noise, fan noise, hum, hiss, buzz, whine, room noise.
2. Sudden unwanted sounds: car horns, dog barks, baby crying, phone ringing, footsteps.
3. Device interference: microphone noise, speaker artifacts, headphone interference.
4. Other distractions: echo and unwanted background music.

Key Features:
1. Universal import options for audio and video: import from local Photos/Files, built-in audio recorder, AirDrop, import from other apps, and WiFi transfer from computer.
2. One-tap AI noise removal for audio and video.
3. Voice-preserving denoise that keeps speech natural, clear, and non-robotic.
4. Vocal clarity and volume enhancement for louder, cleaner output.
5. On-device AI processing for privacy-first noise reduction.
6. High-quality export with lossless, 320kbps, and other high-bitrate options.
7. Fast workflow for creators, interviews, meetings, and voice recordings.

Perfect for:
- Podcasters: clean podcast recordings, remove room noise and mic hiss, and improve spoken voice clarity for episodes and interviews.
- YouTubers: remove background noise from YouTube videos, fix voice audio, and make commentary or tutorial sound more professional.
- Vloggers: reduce wind noise and street noise in travel or daily vlogs for clearer outdoor video audio.
- Content creators: improve audio quality for reels, shorts, livestream clips, and social media video content.
- Musicians: denoise vocal takes, demo tracks, and rehearsal recordings while preserving natural tone and detail.
- Journalists: clean field interviews, press recordings, and voice notes captured in noisy environments.
- Students and online teachers: improve lecture recordings, online class videos, and study notes for better speech intelligibility.
- Remote workers and teams: reduce meeting noise in Zoom or webinar recordings for clearer call replays and presentations.
- Anyone who needs professional audio cleanup: quickly remove unwanted noise from voice recordings, videos, and long-form audio files.

Supported formats:
1. Audio: mp3, wav, aac, m4a and more.
2. Video: mp4, mov, m4v, avi, mpeg and more.

How to clean noisy audio or video in 3 steps:
1. Import your recording.
2. Tap once to remove noise and enhance voice.
3. Export clean, high-quality audio.

Frequently asked:

How can I remove background noise from a video?
Denoise Pro automatically detects and reduces wind, hum, hiss, and other background sounds while preserving speech.

Can I clean long recordings like podcasts or interviews?
Yes. Denoise Pro supports audio files over 2 hours and video files over 4GB.

Does Denoise Pro protect privacy?
Yes. Processing runs on-device, so your files stay on your phone.

Can I use it for podcast editing and YouTube audio cleanup?
Yes. Denoise Pro is designed for podcast noise reduction, YouTube voice cleanup, and creator workflows.

Terms of use: https://denoise.knotsmith.app/terms_of_use/
Privacy policy: https://denoise.knotsmith.app/privacy_policy/

## Key features

- AI noise removal for audio and video
- Voice-preserving denoise
- Vocal clarity and volume enhancement
- Universal import options
- On-device AI processing
- High-quality export

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Denoise Premium for 1 Year | $9.99 | per year |
| Denoise Premium for 1 Week | $3.99 | per 7 days |
| Noise Reducer Premium | $2.99 | per 7 days |
| Noise Reducer Premium | $4.99 | per month |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Noise Reducer Premium | $7.99 | one-time |
| Denoise Premium Lifetime | $19.99 | one-time |


## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/denoise-pro-noise-reducer/id6751505212/reviews.md

### 4/5 — 文字起こしに最適

*2026-04-24*

このノイズリダクションアプリ、本当に神アプリです！
色々な音源の背景ノイズをしっかり除去してくれて、声が驚くほどクリアになります。特に文字起こしをする時に最高で、AIの精度が格段に上がってミスが激減しました。また、大事な会話を後で聞き返す時も、ノイズがなくて内容が頭に入りやすいので、メモを取る手間が大幅に減りました。

**Developer response:** この度は当アプリをご愛用いただき、誠にありがとうございます！🙇‍♂️
背景ノイズの除去や文字起こしの精度向上にお役立ていただけたとのこと、開発チーム一同大変嬉しく思っております。
さて、いただいた内容はすべて大変嬉しいお言葉でしたが、星の評価が4つ星となっておりました。もしよろしければ、どのような点が5つ星に満たなかったのか、ぜひお聞かせいただけますでしょうか。
いただいたご意見をもとに、より良いアプリを目指して改善してまいります。今後ともどうぞよろしくお願いいたします！

### 1/5 — Não funciona

*2025-10-08*

Carrega o vídeo e no final dá erro. Não dá pra usar.

**Developer response:** Olá! Pedimos desculpas pelo erro. Já corrigimos problemas de compatibilidade com alguns formatos de vídeo na versão mais recente do app. Por favor, atualize para a versão mais recente e tente novamente.
Se o problema persistir ou precisar de mais ajuda, entre em contato conosco: theknotltd@outlook.com
Agradecemos sua paciência! 🙏

## Frequently asked questions about Denoise Pro

### How can I remove background noise from a video with Denoise Pro?

Denoise Pro automatically detects and reduces wind, hum, hiss, and other background sounds while preserving speech. Simply import your video, tap once to remove noise, and export the clean audio.

### What types of noise can Denoise Pro remove?

Denoise Pro can remove common noise types including background and environmental noise (wind, hum, hiss), sudden unwanted sounds (horns, barks), device interference (mic hiss), and echo or unwanted background music.

### Does Denoise Pro preserve the natural sound of voices?

Yes, Denoise Pro features voice-preserving denoise technology that keeps speech natural, clear, and non-robotic. It also offers vocal clarity and volume enhancement for a louder, cleaner output.

### What are the import and export options for Denoise Pro?

Denoise Pro supports universal import from local files, built-in recorder, AirDrop, other apps, and WiFi transfer. Exports are available in high-quality formats including lossless and 320kbps.

### Is Denoise Pro available on Android devices?

Currently, Denoise Pro is supported on iPhone and iPod. Information regarding Android availability is not provided in the current data.

### What is the update frequency for Denoise Pro?

The latest version of Denoise Pro is 2.5, last updated on April 26, 2026. This indicates a recent update, suggesting active development and support.

### What are the subscription plans for Denoise Pro?

Denoise Pro offers several subscription plans, including weekly options for $2.99 or $3.99, a monthly plan for $4.99, and an annual plan for $9.99. These plans provide access to premium noise reduction features.

### How does Denoise Pro handle large audio or video files?

Denoise Pro offers professional-grade stability for large files, supporting video files over 4GB and audio files over 2 hours in length.

## Version history (last 5 releases)

### 2.8 — 2026-07-02

This version improves product performance. It retains the original noise reduction effect, and the speed of audio and video noise reduction is slightly improved.

### 2.7 — 2026-06-18

Improved noise removal for audio files, making voices clearer.

### 2.6 — 2026-06-07

Support loudness normalization.

### 2.5 — 2026-04-26

Optimize app size and improve performance

### 2.4 — 2026-04-24

- Added new user onboarding to quickly experience audio noise reduction.
- Bug fix for audio player.

## Apps similar to Denoise Pro

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Noise Reducer · Audio Tool](https://appshunter.io/ios/app/noise-reducer-audio-tool/id6758679562) | — | Free | Utilities |
| [Noise Reducer & Recorder](https://appshunter.io/ios/app/noise-reducer-and-recorder/id6755940213) | 5.0 (2) | Free | Utilities |
| [Noise Reducer](https://appshunter.io/ios/app/noise-reducer/id6756770738) | 4.3 (6) | Free | Utilities |
| [Noise Remover](https://appshunter.io/ios/app/noise-remover/id6747009576) | 5.0 (4) | Free | Utilities |
| [Noise Reducer & Enhancer](https://appshunter.io/ios/app/noise-reducer-and-enhancer/id6748647645) | 3.5 (2) | Free | Utilities |
| [AI Noise Reducer Audio Enhance](https://appshunter.io/ios/app/ai-noise-reducer-audio-enhance/id6737981474) | — | Free | Utilities |

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All apps by KnotSmith Ltd.: https://appshunter.io/developer/1817434588

## Related topics

[denoise pro](https://appshunter.io/ios/topics/denoise-pro) · [denoise](https://appshunter.io/ios/topics/denoise) · [denoise me](https://appshunter.io/ios/topics/denoise-me) · [denoise audio](https://appshunter.io/ios/topics/denoise-audio) · [noise removal](https://appshunter.io/ios/topics/noise-removal)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-13.*