# Slapp Pro vs Slo

The clearest difference is price: Slo at Free against Slapp Pro's $4.99. Slapp Pro's advantage is in-app purchases (none vs 1) and chart position (#138 vs unranked). On rating, ratings volume, update cadence and ads there is nothing between them.

Slo is free to download; Slapp Pro costs $4.99 up front. Slo sells 1 one-off in-app purchase. Slapp Pro asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Slapp Pro against 5.0 for Slo. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Slapp Pro ships an update every 3 months, Slo every 4 months. The most recent releases landed on October 18, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Slapp Pro | Slo |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/slapp-pro/id1576185036/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/slo-mo-remover/id6503729591/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Paid | **Free** |
| Best chart rank | **#138** | — |
| Size | 22 MB | 1 MB |
| Requires iOS | **15.0** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [BalanceCG](https://appshunter.io/developer/1517122018) | [Jeongun Kim](https://appshunter.io/developer/1023494849) |

## What reviewers say

### Slapp Pro

[App page](https://appshunter.io/ios/app/slapp-pro/id1576185036)

**Currently charting:** #138 Top Paid · Photo & Video (US App Store)

This app allows professionals to quickly add context to photos by 'slapping' custom tags onto them. It integrates with your device's photo albums for easy organization and retrieval, streamlining documentation for various industries.

**Highlights:** Custom tags for photo context, Seamless Photos album integration, Create or select albums within the app, Search photos by tags, Fast interface for on-the-go use, Import existing photos with tags, Optimized for iPhone, iPad, and macOS

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

**In-app purchases:** none


### Slo

[App page](https://appshunter.io/ios/app/slo-mo-remover/id6503729591)

Adjust the playback speed of slow-motion videos without altering the original video file. This app allows you to modify multiple videos simultaneously, with changes automatically saved to your Photos app. You can easily revert to the original slow-motion segments by editing within the Photos app.

**Highlights:** Adjust slow-motion playback range, Batch processing for multiple videos, Non-destructive video editing, Automatic saving to Photos app, Restore original slow-motion segments

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Video limit | $0.99 | one-time |


## Frequently asked questions

### Is Slapp Pro free?

Slapp Pro costs $4.99, with no in-app purchases.

### Is Slo free?

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

### Which has better reviews, Slapp Pro or Slo?

Slapp Pro and Slo are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Slapp Pro or Slo have ads?

Neither Slapp Pro nor Slo shows ads.

### Which is updated more often, Slapp Pro or Slo?

Slapp Pro ships an update every 3 months, and Slo every 4 months. Most recently, Slapp Pro was updated on October 18, 2026 and Slo on October 13, 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.*