# COYERO mobile Terminal vs HTML Viewer

The clearest difference is in-app purchases: COYERO mobile Terminal at none against HTML Viewer's 3. HTML Viewer's advantage is update cadence (monthly vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. HTML Viewer sells 3 in-app purchases, starting at $4.99 per 7 days. COYERO mobile Terminal asks for nothing beyond the download.

COYERO mobile Terminal ships an update every 3 months, HTML Viewer monthly. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | COYERO mobile Terminal | HTML Viewer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Size | 58 MB | 26 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [COYERO, Inc.](https://appshunter.io/developer/1404230510) | [明航 李](https://appshunter.io/developer/1823569127) |

## What reviewers say

### COYERO mobile Terminal

[App page](https://appshunter.io/ios/app/coyero-mobile-terminal/id1456240361)

**In-app purchases:** none


### HTML Viewer

[App page](https://appshunter.io/ios/app/html-viewer-htmly/id6780105308)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited access | $4.99 | per 7 days |
| Unlimited access | $24.99 | per year |
| Unlimited access | $24.99 | per year |


## Frequently asked questions

### Is COYERO mobile Terminal free?

COYERO mobile Terminal is free to download, with no in-app purchases.

### Is HTML Viewer free?

HTML Viewer is free to download, with in-app purchases available.

### Do COYERO mobile Terminal or HTML Viewer have ads?

Neither COYERO mobile Terminal nor HTML Viewer shows ads.

### Which is updated more often, COYERO mobile Terminal or HTML Viewer?

COYERO mobile Terminal ships an update every 3 months, and HTML Viewer monthly. Most recently, COYERO mobile Terminal was updated on October 26, 2026 and HTML Viewer on October 25, 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.*