# MC Services vs ESS Online

MC Services and ESS Online are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

MC Services ships an update every 3 weeks, ESS Online monthly. The most recent releases landed on May 17, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | MC Services | ESS Online |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 72 MB | 61 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [E.R.P COMPAZ CO., LTD.](https://appshunter.io/developer/1562800990) | [Vanhak Sreng](https://appshunter.io/developer/1626768007) |

## What reviewers say

### MC Services

[App page](https://appshunter.io/ios/app/mc-services/id6593690731)

**Features:** macOS Compatibility

**In-app purchases:** none


### ESS Online

[App page](https://appshunter.io/ios/app/ess-online/id6748372603)

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

**In-app purchases:** none


## Frequently asked questions

### Is MC Services free?

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

### Is ESS Online free?

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

### Do MC Services or ESS Online have ads?

Neither MC Services nor ESS Online shows ads.

### Which is updated more often, MC Services or ESS Online?

MC Services ships an update every 3 weeks, and ESS Online monthly. Most recently, MC Services was updated on May 17, 2026 and ESS Online on September 9, 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.*