# Add Audio to Video Editor vs Katunizer

The clearest difference is in-app purchases: Add Audio to Video Editor at none against Katunizer's 1. Add Audio to Video Editor also leads on iOS requirement (13.0 vs 16.0). Katunizer's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Katunizer sells 1 one-off in-app purchase. Add Audio to Video Editor asks for nothing beyond the download.

Add Audio to Video Editor ships an update every 31 months, Katunizer every 41 months. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Add Audio to Video Editor | Katunizer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 31 months** | Every 41 months |
| Monetization | Ad-supported | — |
| Size | 30 MB | 117 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Patel Darshan](https://appshunter.io/developer/1487427494) | [Khor Yong Hao](https://appshunter.io/developer/1473737236) |

## What reviewers say

### Add Audio to Video Editor

[App page](https://appshunter.io/ios/app/add-audio-to-video-editor/id1484304876)

Easily add your favorite music or recorded audio to existing video clips. This app allows you to merge custom sound files with your videos, offering a personal touch to your content. Save your new audio-visual creations directly to your device.

**Highlights:** Add custom audio to videos, Record new audio or select from library, Merge sound files with video clips, Preview audio-video creations, Save and manage created videos, Lightweight and resource-efficient

**In-app purchases:** none


### Katunizer

[App page](https://appshunter.io/ios/app/katunizer/id1660266524)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Profile Avatar Pack | $3.99 | one-time |


## Frequently asked questions

### Is Add Audio to Video Editor free?

Add Audio to Video Editor is free to download, with no in-app purchases.

### Is Katunizer free?

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

### Do Add Audio to Video Editor or Katunizer have ads?

Add Audio to Video Editor shows ads; Katunizer does not.

### Which is updated more often, Add Audio to Video Editor or Katunizer?

Add Audio to Video Editor ships an update every 31 months, and Katunizer every 41 months. Most recently, Add Audio to Video Editor was updated on November 3, 2026 and Katunizer on October 27, 2026.

---

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