# Slow Motion vs Watermarkly

The clearest difference is device support: Watermarkly at 3 against Slow Motion's 1. Watermarkly also leads on iOS requirement (15.0 vs 18.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Slow Motion sells 3 in-app purchases, starting at $4.99 per 7 days and Watermarkly sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Slow Motion ships an update every 5 weeks, Watermarkly every 2 months. Both last shipped on November 5, 2026.

## The numbers

| Metric | Slow Motion | Watermarkly |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Size | 3 MB | 21 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Phuc Pham](https://appshunter.io/developer/1893081423) | [海 周](https://appshunter.io/developer/6776879471) |

## What reviewers say

### Slow Motion

[App page](https://appshunter.io/ios/app/slow-motion-video-speed-edit/id6775003533)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cinematic Reels – Weekly | $4.99 | per 7 days |
| Action Highlights – Yearly | $24.99 | per year |
| Replay Studio: Pay Once | $49.99 | one-time |


### Watermarkly

[App page](https://appshunter.io/ios/app/watermarkly/id6790799628)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Unlock | $2.99 | one-time |


## Frequently asked questions

### Is Slow Motion free?

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

### Is Watermarkly free?

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

### Do Slow Motion or Watermarkly have ads?

Neither Slow Motion nor Watermarkly shows ads.

### Which is updated more often, Slow Motion or Watermarkly?

Slow Motion ships an update every 5 weeks, and Watermarkly every 2 months. Most recently, Slow Motion was updated on November 5, 2026 and Watermarkly on November 5, 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.*