# Myelin Client vs EXPOCAL

The clearest difference is update cadence: EXPOCAL at weekly against Myelin Client's every 3 months. Myelin Client's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Myelin Client ships an update every 3 months, EXPOCAL weekly. The most recent releases landed on September 13, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Myelin Client | EXPOCAL |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Size | 4 MB | 28 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [TXL20 Production Tools](https://appshunter.io/developer/1668428408) | [JOHN MORGAN BROWN](https://appshunter.io/developer/6773414535) |

## What reviewers say

### Myelin Client

[App page](https://appshunter.io/ios/app/myelin-client/id6535696130)

**In-app purchases:** none


### EXPOCAL

[App page](https://appshunter.io/ios/app/expocal/id6774008263)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Myelin Client free?

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

### Is EXPOCAL free?

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

### Do Myelin Client or EXPOCAL have ads?

Neither Myelin Client nor EXPOCAL shows ads.

### Which is updated more often, Myelin Client or EXPOCAL?

Myelin Client ships an update every 3 months, and EXPOCAL weekly. Most recently, Myelin Client was updated on September 13, 2026 and EXPOCAL on September 18, 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.*