# PMSS Office vs PMSS Facility RHMTW

The clearest difference is iOS requirement: PMSS Office at 13.0 against PMSS Facility RHMTW's 15.1. 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.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 25, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | PMSS Office | PMSS Facility RHMTW |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 18 MB | 36 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [SAVISTA CORPORATION](https://appshunter.io/developer/1426180118) | [SALINK VIET NAM](https://appshunter.io/developer/1811062908) |

## What reviewers say

### PMSS Office

[App page](https://appshunter.io/ios/app/pmss-office/id1592803930)

**Features:** macOS Compatibility

**In-app purchases:** none


### PMSS Facility RHMTW

[App page](https://appshunter.io/ios/app/pmss-facility-rhmtw/id6745160860)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PMSS Office free?

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

### Is PMSS Facility RHMTW free?

PMSS Facility RHMTW is free to download, with no in-app purchases.

### Do PMSS Office or PMSS Facility RHMTW have ads?

Neither PMSS Office nor PMSS Facility RHMTW shows ads.

### Which is updated more often, PMSS Office or PMSS Facility RHMTW?

PMSS Office ships an update every 3 weeks, and PMSS Facility RHMTW every 3 weeks. Most recently, PMSS Office was updated on October 25, 2026 and PMSS Facility RHMTW on September 10, 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.*