# RazorLex vs ExpAI

The clearest difference is in-app purchases: RazorLex at none against ExpAI's 1. ExpAI's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ExpAI sells 1 in-app purchase, starting at $3.99 per 7 days. RazorLex asks for nothing beyond the download.

RazorLex ships an update monthly, ExpAI every 3 weeks. The most recent releases landed on November 7, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | RazorLex | ExpAI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Size | 23 MB | 36 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MarkMyDiary Technologies Private Limited](https://appshunter.io/developer/1154479925) | [Rudra Sharma](https://appshunter.io/developer/1833929133) |

## What reviewers say

### RazorLex

[App page](https://appshunter.io/ios/app/razorlex/id1640667660)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### ExpAI

[App page](https://appshunter.io/ios/app/expai-ai-experts/id6751523608)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ExpAI Pro Weekly | $3.99 | per 7 days |


## Frequently asked questions

### Is RazorLex free?

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

### Is ExpAI free?

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

### Do RazorLex or ExpAI have ads?

Neither RazorLex nor ExpAI shows ads.

### Which is updated more often, RazorLex or ExpAI?

RazorLex ships an update monthly, and ExpAI every 3 weeks. Most recently, RazorLex was updated on November 7, 2026 and ExpAI on September 14, 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.*