# EKCMS vs MHT Reader · Document Viewer

The clearest difference is in-app purchases: EKCMS at none against MHT Reader · Document Viewer's 3. EKCMS also leads on 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. MHT Reader · Document Viewer sells 3 in-app purchases, starting at $3.99 per 7 days. EKCMS asks for nothing beyond the download.

EKCMS ships an update weekly, MHT Reader · Document Viewer every 5 days. The most recent releases landed on September 18, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | EKCMS | MHT Reader · Document Viewer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 5 days** |
| Size | 20 MB | 49 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [ELECTRIC LIBRARY (MALAYSIA) SDN. BHD.](https://appshunter.io/developer/1730883369) | [Rush Tools LLC](https://appshunter.io/developer/1896773547) |

## What reviewers say

### EKCMS

[App page](https://appshunter.io/ios/app/ekcms/id6477858693)

**Features:** macOS Compatibility

**In-app purchases:** none


### MHT Reader · Document Viewer

[App page](https://appshunter.io/ios/app/mht-reader-document-viewer/id6791883809)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $3.99 | per 7 days |
| Pro Annual | $9.99 | per year |
| Pro Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is EKCMS free?

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

### Is MHT Reader · Document Viewer free?

MHT Reader · Document Viewer is free to download, with in-app purchases available.

### Do EKCMS or MHT Reader · Document Viewer have ads?

Neither EKCMS nor MHT Reader · Document Viewer shows ads.

### Which is updated more often, EKCMS or MHT Reader · Document Viewer?

EKCMS ships an update weekly, and MHT Reader · Document Viewer every 5 days. Most recently, EKCMS was updated on September 18, 2026 and MHT Reader · Document Viewer on September 22, 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.*