# Board Intel vs 4TRAINER

The clearest difference is in-app purchases: Board Intel at none against 4TRAINER's 4. 4TRAINER's advantage is update cadence (every 2 weeks vs every 3 weeks) and iOS requirement (15.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. 4TRAINER sells 4 in-app purchases, starting at $49.99 per month. Board Intel asks for nothing beyond the download.

Board Intel ships an update every 3 weeks, 4TRAINER every 2 weeks. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Board Intel | 4TRAINER |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/board-intel/id708971629/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 122 MB | 46 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Board Intelligence](https://appshunter.io/developer/708971632) | [Racquel Nina Dennison](https://appshunter.io/developer/1885601216) |

## What reviewers say

### Board Intel

[App page](https://appshunter.io/ios/app/board-intel/id708971629)

This app offers a secure and intuitive platform for reading and annotating digital board papers. It combines familiar paper-like functionality with advanced technology, allowing for easy searching, annotation, and real-time collaboration. Security is a top priority, with robust measures in place to protect sensitive documents.

**Highlights:** Secure document reading, Annotation tools, Real-time collaboration, Note sharing, Easy search functionality, Familiar interface

**Features:** Vision Pro support

**In-app purchases:** none


### 4TRAINER

[App page](https://appshunter.io/ios/app/4trainer/id6760665109)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard monthly subscription | $49.99 | per month |
| Three month subscription | $129.99 | per 3 months |
| Six month subscription | $244.99 | per 6 months |
| Annual Subscription | $449.99 | per year |


## Frequently asked questions

### Is Board Intel free?

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

### Is 4TRAINER free?

4TRAINER is free to download, with in-app purchases available.

### Do Board Intel or 4TRAINER have ads?

Neither Board Intel nor 4TRAINER shows ads.

### Which is updated more often, Board Intel or 4TRAINER?

Board Intel ships an update every 3 weeks, and 4TRAINER every 2 weeks. Most recently, Board Intel was updated on November 1, 2026 and 4TRAINER on October 31, 2026.

---

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