# OnCortex Pro vs BTI Mental

The clearest difference is price: BTI Mental at Free against OnCortex Pro's $1.99. OnCortex Pro's advantage is update cadence (every 8 days vs every 2 months) and iOS requirement (11.0 vs 16.4). On ads, in-app purchases and device support there is nothing between them.

BTI Mental is free to download; OnCortex Pro costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

OnCortex Pro ships an update every 8 days, BTI Mental every 2 months. The most recent releases landed on October 1, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | OnCortex Pro | BTI Mental |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 2 months |
| Size | 489 MB | 33 MB |
| Requires iOS | **11.0** | 16.4 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Antonio Carlos Cordero Delgado](https://appshunter.io/developer/1657120395) | [Alejandro Lopez](https://appshunter.io/developer/1877829529) |

## What reviewers say

### OnCortex Pro

[App page](https://appshunter.io/ios/app/oncortex-pro/id6444823381)

**In-app purchases:** none


### BTI Mental

[App page](https://appshunter.io/ios/app/bti-mental/id6759276403)

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

**In-app purchases:** none


## Frequently asked questions

### Is OnCortex Pro free?

OnCortex Pro costs $1.99, with no in-app purchases.

### Is BTI Mental free?

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

### Do OnCortex Pro or BTI Mental have ads?

Neither OnCortex Pro nor BTI Mental shows ads.

### Which is updated more often, OnCortex Pro or BTI Mental?

OnCortex Pro ships an update every 8 days, and BTI Mental every 2 months. Most recently, OnCortex Pro was updated on October 1, 2026 and BTI Mental on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*