# AI chat assistant vs TAHMS

The clearest difference is in-app purchases: TAHMS at none against AI chat assistant's 7. TAHMS also leads on ads (none vs shown) and device support (3 vs 1). AI chat assistant's advantage is update cadence (every 9 days vs every 5 weeks). On price there is nothing between them.

Both are free to download. AI chat assistant sells 7 in-app purchases, starting at $6.99 per 7 days. TAHMS asks for nothing beyond the download.

AI chat assistant ships an update every 9 days, TAHMS every 5 weeks. The most recent releases landed on October 9, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | AI chat assistant | TAHMS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 9 days** | Every 5 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 49 MB | 39 MB |
| Requires iOS | 17.5 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | +12 | 4+ |
| Developer | [Aplexity](https://appshunter.io/developer/1810247790) | [M2ComSys](https://appshunter.io/developer/467340711) |

## What reviewers say

### AI chat assistant

[App page](https://appshunter.io/ios/app/ai-chat-assistant-chatcom/id6744974392)

This AI assistant offers pre-trained, task-specific tools for writing, planning, content creation, translation, and business tasks. It eliminates the need for prompt engineering, providing instant results for real-world applications.

**Highlights:** Task-specific AI assistants, Instant content generation, Pre-trained for writing tasks, Planning and organization tools, AI image generation, Document translation and rewriting

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ChatCom Weekly | $6.99 | per 7 days |
| ChatCom - Weekly Subscription | $6.99 | per 7 days |
| ChatCom - Year | $39.99 | per year |
| ChatCom Pro 3 Months | $39.99 | per 3 months |
| ChatCom 6 Months Subscription | $49.99 | per 6 months |
| ChatCom - Half Year | $59.99 | per 6 months |
| Annual Pro | $59.99 | per year |


### TAHMS

[App page](https://appshunter.io/ios/app/tahms/id6760688295)

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

**In-app purchases:** none


## Frequently asked questions

### Is AI chat assistant free?

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

### Is TAHMS free?

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

### Do AI chat assistant or TAHMS have ads?

AI chat assistant shows ads; TAHMS does not.

### Which is updated more often, AI chat assistant or TAHMS?

AI chat assistant ships an update every 9 days, and TAHMS every 5 weeks. Most recently, AI chat assistant was updated on October 9, 2026 and TAHMS on October 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.*