# Otto The Agent vs Slow Mule

The clearest difference is in-app purchases: Otto The Agent at none against Slow Mule's 8. Otto The Agent also leads on update cadence (weekly vs every 3 months). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Slow Mule sells 8 one-off in-app purchases. Otto The Agent asks for nothing beyond the download.

Otto The Agent ships an update weekly, Slow Mule every 3 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Otto The Agent | Slow Mule |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (11 ratings)](https://appshunter.io/ios/app/otto-the-agent/id6736584200/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 119 MB | 144 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Otto Trip Inc](https://appshunter.io/developer/1770727567) | [Slow Mule](https://appshunter.io/developer/1896781379) |

## What reviewers say

### Otto The Agent

[App page](https://appshunter.io/ios/app/otto-the-agent/id6736584200)

This AI-powered travel assistant streamlines trip planning for professionals by integrating with your Google Calendar. It offers smart booking, proactive travel suggestions based on your events, and enterprise-level efficiency for business users.

**Highlights:** Smart travel management, Effortless flight and hotel booking, Google Calendar sync, Proactive trip insights, Enterprise-level efficiency, Push notifications for travel updates

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

**In-app purchases:** none


### Slow Mule

[App page](https://appshunter.io/ios/app/slow-mule/id6771470177)

Explore historical sites with immersive audio tours that go beyond the surface. Discover curated walking routes designed for slow discovery, allowing you to connect with the living history of diverse locations worldwide. Download for free and begin your journey of deeper exploration.

**Highlights:** Atmospheric audio guides, Slow discovery walking routes, Global tour coverage, Offline functionality, Regularly added new tours

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kokoda | $6.99 | one-time |
| Grampians - 4 day tour | $18.99 | one-time |
| Cinque Terre | $18.99 | one-time |
| Tour du Mont Blanc | $18.99 | one-time |
| Grampians - 3 day tour | $18.99 | one-time |
| Camino de Santiago | $18.99 | one-time |
| Everest 1953 Expedition | $18.99 | one-time |
| Kumano Kodo Pilgrimage | $18.99 | one-time |


## Frequently asked questions

### Is Otto The Agent free?

Otto The Agent is free to download, with no in-app purchases.

### Is Slow Mule free?

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

### Do Otto The Agent or Slow Mule have ads?

Neither Otto The Agent nor Slow Mule shows ads.

### Which is updated more often, Otto The Agent or Slow Mule?

Otto The Agent ships an update weekly, and Slow Mule every 3 months. Most recently, Otto The Agent was updated on October 24, 2026 and Slow Mule on October 24, 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.*