# HHDLINK vs MRS ESS

The clearest difference is update cadence: MRS ESS at monthly against HHDLINK's every 5 months. HHDLINK's advantage is iOS requirement (12.0 vs 16.0). 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.

HHDLINK ships an update every 5 months, MRS ESS monthly. The most recent releases landed on September 18, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | HHDLINK | MRS ESS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Size | 62 MB | 132 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen HHD Technology Co.,ltd](https://appshunter.io/developer/1653104867) | [MRS Holdings Limited](https://appshunter.io/developer/1451053255) |

## What reviewers say

### HHDLINK

[App page](https://appshunter.io/ios/app/hhdlink/id6444210648)

**Features:** macOS Compatibility

**In-app purchases:** none


### MRS ESS

[App page](https://appshunter.io/ios/app/mrs-ess/id6477124390)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HHDLINK free?

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

### Is MRS ESS free?

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

### Do HHDLINK or MRS ESS have ads?

Neither HHDLINK nor MRS ESS shows ads.

### Which is updated more often, HHDLINK or MRS ESS?

HHDLINK ships an update every 5 months, and MRS ESS monthly. Most recently, HHDLINK was updated on September 18, 2026 and MRS ESS on September 21, 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.*