# Guerin vs Slow Down a Video

The clearest difference is in-app purchases: Slow Down a Video at none against Guerin's 1. Slow Down a Video also leads on update cadence (every 3 weeks vs every 6 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Guerin sells 1 in-app purchase, starting at $10.99 per month. Slow Down a Video asks for nothing beyond the download.

Guerin ships an update every 6 months, Slow Down a Video every 3 weeks. The most recent releases landed on October 14, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Guerin | Slow Down a Video |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (7 ratings)](https://appshunter.io/ios/app/guerin/id6741745490/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 216 MB | 9 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Chase Guerin](https://appshunter.io/developer/1795365802) | [Yuya Takamoto](https://appshunter.io/developer/1881459297) |

## What reviewers say

### Guerin

[App page](https://appshunter.io/ios/app/guerin/id6741745490)

This app offers tools to creatively manipulate audio and video media, allowing users to adjust speed, pitch, and add effects. It fosters a community for sharing creations and discovering new content.

**Highlights:** Adjust media speed, Modify audio pitch, Add reverb effects, Share creations, Discover content, Community connection

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $10.99 | per month |


### Slow Down a Video

[App page](https://appshunter.io/ios/app/slow-down-a-video/id6808730213)

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

**In-app purchases:** none


## Frequently asked questions

### Is Guerin free?

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

### Is Slow Down a Video free?

Slow Down a Video is free to download, with no in-app purchases.

### Do Guerin or Slow Down a Video have ads?

Both Guerin and Slow Down a Video show ads.

### Which is updated more often, Guerin or Slow Down a Video?

Guerin ships an update every 6 months, and Slow Down a Video every 3 weeks. Most recently, Guerin was updated on October 14, 2026 and Slow Down a Video on October 11, 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.*