# ReplAI vs KARAT KEYY

The clearest difference is in-app purchases: KARAT KEYY at none against ReplAI's 3. KARAT KEYY also leads on update cadence (every 4 months vs every 11 months). ReplAI's advantage is iOS requirement (12.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. ReplAI sells 3 in-app purchases, starting at $2.99 per 7 days. KARAT KEYY asks for nothing beyond the download.

ReplAI ships an update every 11 months, KARAT KEYY every 4 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | ReplAI | KARAT KEYY |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 4 months** |
| Size | 57 MB | 58 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [yudai hirose](https://appshunter.io/developer/1062610569) | [Instalaxmi Private Limited](https://appshunter.io/developer/1623763280) |

## What reviewers say

### ReplAI

[App page](https://appshunter.io/ios/app/replai-advanced-replying-ai/id6477324661)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $2.99 | per 7 days |
| プレミアムプラン(月額) | $6.99 | per month |
| プレミアムプラン | $29.99 | per 6 months |


### KARAT KEYY

[App page](https://appshunter.io/ios/app/karat-keyy/id6746812892)

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

**In-app purchases:** none


## Frequently asked questions

### Is ReplAI free?

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

### Is KARAT KEYY free?

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

### Do ReplAI or KARAT KEYY have ads?

Neither ReplAI nor KARAT KEYY shows ads.

### Which is updated more often, ReplAI or KARAT KEYY?

ReplAI ships an update every 11 months, and KARAT KEYY every 4 months. Most recently, ReplAI was updated on October 24, 2026 and KARAT KEYY on October 25, 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.*