# ChatMax AI vs Modem AI

The clearest difference is in-app purchases: Modem AI at none against ChatMax AI's 2. Modem AI also leads on device support (4 vs 1) and iOS requirement (15.0 vs 17.0). ChatMax AI's advantage is update cadence (every 3 weeks vs every 7 months). On price and ads there is nothing between them.

Both are free to download. ChatMax AI sells 2 in-app purchases, starting at $4.99 per 7 days. Modem AI asks for nothing beyond the download.

ChatMax AI ships an update every 3 weeks, Modem AI every 7 months. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | ChatMax AI | Modem AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chatmax-ai-your-ai-assistant/id6445965744/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 7 months |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 42 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 17+ |
| Developer | [Serhii Blinov](https://appshunter.io/developer/1590823529) | [Joe Mayo](https://appshunter.io/developer/1875822515) |

## What reviewers say

### ChatMax AI

[App page](https://appshunter.io/ios/app/chatmax-ai-your-ai-assistant/id6445965744)

This AI companion offers instant assistance for writing, problem-solving, and creative tasks. Generate text, images, and gain intelligent insights to enhance productivity and streamline your workflow. No sign-up is required to start chatting.

**Highlights:** Instant AI assistance, Creative writing tool, Problem-solving and research, AI-powered image generation, Smart recommendations, No sign-up required

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week | $4.99 | per 7 days |
| 1 Month | $14.99 | per month |


### Modem AI

[App page](https://appshunter.io/ios/app/modem-ai/id6758928585)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ChatMax AI free?

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

### Is Modem AI free?

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

### Do ChatMax AI or Modem AI have ads?

Neither ChatMax AI nor Modem AI shows ads.

### Which is updated more often, ChatMax AI or Modem AI?

ChatMax AI ships an update every 3 weeks, and Modem AI every 7 months. Most recently, ChatMax AI was updated on November 3, 2026 and Modem AI 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.*