# SMD vs Voice Isolation

The clearest difference is in-app purchases: SMD at none against Voice Isolation's 2. SMD also leads on ads (none vs shown) and iOS requirement (15.1 vs 18.0). Voice Isolation's advantage is update cadence (every 2 weeks vs every 2 months). On price and device support there is nothing between them.

Both are free to download. Voice Isolation sells 2 in-app purchases, starting at $4.99 per month. SMD asks for nothing beyond the download.

SMD ships an update every 2 months, Voice Isolation every 2 weeks. The most recent releases landed on September 27, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | SMD | Voice Isolation |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (2 ratings)](https://appshunter.io/ios/app/voice-isolation-denoise/id6764350772/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 39 MB | 6 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Oussama Berhayla](https://appshunter.io/developer/1711777632) | [BULPARA TEKNOLOJI LIMITED SIRKETI](https://appshunter.io/developer/1552593177) |

## What reviewers say

### SMD

[App page](https://appshunter.io/ios/app/smd/id6737133229)

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

**In-app purchases:** none


### 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 SMD free?

SMD is free to download, with no in-app purchases.

### Is Voice Isolation free?

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

### Do SMD or Voice Isolation have ads?

Voice Isolation shows ads; SMD does not.

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

SMD ships an update every 2 months, and Voice Isolation every 2 weeks. Most recently, SMD was updated on September 27, 2026 and Voice Isolation on October 4, 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.*