# ERPMS vs HMS Spa

The clearest difference is iOS requirement: ERPMS at 13.0 against HMS Spa's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

ERPMS ships an update every 3 weeks, HMS Spa fortnightly. The most recent releases landed on December 5, 2025 and September 24, 2026 respectively.

## The numbers

| Metric | ERPMS | HMS Spa |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Size | 24 MB | 22 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [walid abdelgawad](https://appshunter.io/developer/1845943108) | [Nurettin Sezer](https://appshunter.io/developer/1632928509) |

## What reviewers say

### ERPMS

[App page](https://appshunter.io/ios/app/erpms/id6753959693)

**Features:** macOS Compatibility

**In-app purchases:** none


### HMS Spa

[App page](https://appshunter.io/ios/app/hms-spa/id6796013771)

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

**In-app purchases:** none


## Frequently asked questions

### Is ERPMS free?

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

### Is HMS Spa free?

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

### Do ERPMS or HMS Spa have ads?

Neither ERPMS nor HMS Spa shows ads.

### Which is updated more often, ERPMS or HMS Spa?

ERPMS ships an update every 3 weeks, and HMS Spa fortnightly. Most recently, ERPMS was updated on December 5, 2025 and HMS Spa on September 24, 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.*