# ReplyKey vs AI Humanizer

The clearest difference is update cadence: ReplyKey at fortnightly against AI Humanizer's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ReplyKey sells 2 in-app purchases, starting at $4.99 per month and AI Humanizer sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

ReplyKey ships an update fortnightly, AI Humanizer monthly. The most recent releases landed on September 28, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | ReplyKey | AI Humanizer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Size | 2 MB | 117 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Faruk Orman](https://appshunter.io/developer/1754575068) | [Solinovation](https://appshunter.io/developer/1896392971) |

## What reviewers say

### ReplyKey

[App page](https://appshunter.io/ios/app/replykey-ai-reply-keyboard/id6760611971)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ReplyKey Pro Monthly | $4.99 | per month |
| ReplyKey Pro Yearly | $29.99 | per year |


### AI Humanizer

[App page](https://appshunter.io/ios/app/ai-humanizer-text-humanizer/id6761532677)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $5.99 | per month |
| Yearly Plan | $49.99 | per year |


## Frequently asked questions

### Is ReplyKey free?

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

### Is AI Humanizer free?

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

### Do ReplyKey or AI Humanizer have ads?

Neither ReplyKey nor AI Humanizer shows ads.

### Which is updated more often, ReplyKey or AI Humanizer?

ReplyKey ships an update fortnightly, and AI Humanizer monthly. Most recently, ReplyKey was updated on September 28, 2026 and AI Humanizer 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.*