# Alter vs usrm wave

The clearest difference is in-app purchases: usrm wave at none against Alter's 3. usrm wave also leads on ads (none vs shown) and iOS requirement (13.0 vs 18.0). On price and device support there is nothing between them.

Both are free to download. Alter sells 3 in-app purchases, starting at $3.99 per month. usrm wave asks for nothing beyond the download.

## The numbers

| Metric | Alter | usrm wave |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/alter-voice-changer-for-video/id6758920622/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | — |
| Monetization | Free with in-app purchases | — |
| Size | 41 MB | 18 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Olena Gotsulyak](https://appshunter.io/developer/1699979294) | [YOUNGSAN CHANG](https://appshunter.io/developer/1885428496) |

## What reviewers say

### Alter

[App page](https://appshunter.io/ios/app/alter-voice-changer-for-video/id6758920622)

Easily modify and refine your voice in videos and audio recordings. Offers both quick presets and detailed manual controls for creators to achieve the perfect sound for their content.

**Highlights:** Voice modification for videos, Audio recording and editing, Adjustable pitch, tone, and character, Echo, space, and noise balance controls, Quick presets and manual precision, Import and export audio/video files

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly plan | $3.99 | per month |
| Plan anual | $12.99 | per year |
| Lifetime Access | $19.99 | one-time |


### usrm wave

[App page](https://appshunter.io/ios/app/usrm-wave/id6774669029)

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

**In-app purchases:** none


## Frequently asked questions

### Is Alter free?

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

### Is usrm wave free?

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

### Do Alter or usrm wave have ads?

Alter shows ads; usrm wave does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*