# AIChatDoo vs AIChater

AIChatDoo and AIChater are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. AIChatDoo sells 3 in-app purchases, starting at $3.99 per 7 days and AIChater sells 3 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

AIChatDoo ships an update every 5 days, AIChater every 4 days. The most recent releases landed on September 25, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | AIChatDoo | AIChater |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 4 days** |
| Size | 9 MB | 6 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NovaMind AI](https://appshunter.io/developer/1837941195) | [OPAI LLC](https://appshunter.io/developer/1896422175) |

## What reviewers say

### AIChatDoo

[App page](https://appshunter.io/ios/app/aichatdoo-write-think-create/id6777403201)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| week membership | $3.99 | per 7 days |
| year membership | $14.99 | per year |
| lifetime membership | $19.99 | one-time |


### AIChater

[App page](https://appshunter.io/ios/app/aichater-smart-mind-partner/id6777442991)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| week membership | $1.99 | per 7 days |
| year membership | $4.99 | per year |
| lifetime membership | $9.99 | one-time |


## Frequently asked questions

### Is AIChatDoo free?

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

### Is AIChater free?

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

### Do AIChatDoo or AIChater have ads?

Neither AIChatDoo nor AIChater shows ads.

### Which is updated more often, AIChatDoo or AIChater?

AIChatDoo ships an update every 5 days, and AIChater every 4 days. Most recently, AIChatDoo was updated on September 25, 2026 and AIChater on October 8, 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.*