# BLExAR vs A5 Rail

The clearest difference is price: A5 Rail at Free against BLExAR's $4.99. A5 Rail also leads on rating (5.0 vs 4.0) and update cadence (every 3 days vs every 3 months). BLExAR's advantage is ratings volume (14 vs 2). On ads, in-app purchases and device support there is nothing between them.

A5 Rail is free to download; BLExAR costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

A5 Rail holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: BLExAR has 14 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 75% of BLExAR's written reviews are positive against 100% of A5 Rail's.

BLExAR ships an update every 3 months, A5 Rail every 3 days. The most recent releases landed on October 13, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | BLExAR | A5 Rail |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [4.0 (14 ratings)](https://appshunter.io/ios/app/blexar/id1439459314/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/a5-rail/id6498787520/reviews)** |
| Number of ratings | **14** | 2 |
| Positive reviews | 75.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | Paid | **Free** |
| Size | 4 MB | 393 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Maker Portal LLC](https://appshunter.io/developer/1439459313) | [CGS Canada Ltd.](https://appshunter.io/developer/513065307) |

## What reviewers say

### BLExAR

[App page](https://appshunter.io/ios/app/blexar/id1439459314)

This app enables iOS devices to communicate with Arduino boards via Bluetooth Low Energy. It allows real-time control of Arduino pins, data logging with GPS coordinates, and serial text communication for makers and students.

**Highlights:** Real-time control of Arduino digital and analog pins, Real-time data plotting, Data logging to CSV files, Capture GPS coordinates for data points, Serial text communication terminal

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

**In-app purchases:** none


### A5 Rail

[App page](https://appshunter.io/ios/app/a5-rail/id6498787520)

This educational app utilizes augmented reality to provide a self-directed learning experience. It also offers remote collaboration tools, allowing users to work together on educational projects.

**Highlights:** Self-directed learning, Remote collaboration, Augmented reality education, Demoing capabilities, Cross-device support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BLExAR free?

BLExAR costs $4.99, with no in-app purchases.

### Is A5 Rail free?

A5 Rail is free to download, with no in-app purchases.

### Which has better reviews, BLExAR or A5 Rail?

A5 Rail is rated higher. BLExAR averages 4.0 out of 5 from 14 ratings, while A5 Rail averages 5.0 from 2 ratings.

### Do BLExAR or A5 Rail have ads?

Neither BLExAR nor A5 Rail shows ads.

### Which is updated more often, BLExAR or A5 Rail?

BLExAR ships an update every 3 months, and A5 Rail every 3 days. Most recently, BLExAR was updated on October 13, 2026 and A5 Rail on October 17, 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.*