# Harness On vs AI Chatbot

The clearest difference is in-app purchases: Harness On at none against AI Chatbot's 6. Harness On also leads on update cadence (fortnightly vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AI Chatbot sells 6 in-app purchases, starting at $7.99 per 7 days. Harness On asks for nothing beyond the download.

Harness On ships an update fortnightly, AI Chatbot every 2 months. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Harness On | AI Chatbot |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Size | 41 MB | 96 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Harness Inc.](https://appshunter.io/developer/1728785203) | [Oliver Martinez](https://appshunter.io/developer/1048810415) |

## What reviewers say

### Harness On

[App page](https://appshunter.io/ios/app/harness-on-call/id6753579217)

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

**In-app purchases:** none


### AI Chatbot

[App page](https://appshunter.io/ios/app/ai-chatbot-stein/id6760390416)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro | $7.99 | per 7 days |
| Monthly Pro Offer | $14.99 | per month |
| Monthly Pro | $19.99 | per month |
| Annual Pro Offer | $29.99 | per year |
| Annual Pro | $39.99 | per year |
| Lifetime Pro | $79.99 | one-time |


## Frequently asked questions

### Is Harness On free?

Harness On is free to download, with no in-app purchases.

### Is AI Chatbot free?

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

### Do Harness On or AI Chatbot have ads?

Neither Harness On nor AI Chatbot shows ads.

### Which is updated more often, Harness On or AI Chatbot?

Harness On ships an update fortnightly, and AI Chatbot every 2 months. Most recently, Harness On was updated on October 25, 2026 and AI Chatbot on October 31, 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.*