# YORK SG vs OHS

The clearest difference is update cadence: YORK SG at every 3 weeks against OHS's every 4 months. 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.

YORK SG ships an update every 3 weeks, OHS every 4 months. The most recent releases landed on September 5, 2026 and July 23, 2026 respectively.

## The numbers

| Metric | YORK SG | OHS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Size | 79 MB | 99 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [MARITIME TECHNOLOGIES (R&D) PTE. LTD.](https://appshunter.io/developer/1190103871) | [PSA Marine Pte Ltd](https://appshunter.io/developer/1361004640) |

## What reviewers say

### YORK SG

[App page](https://appshunter.io/ios/app/york-sg/id1477335331)

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

**In-app purchases:** none


### OHS

[App page](https://appshunter.io/ios/app/ohs/id6444669620)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is YORK SG free?

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

### Is OHS free?

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

### Do YORK SG or OHS have ads?

Neither YORK SG nor OHS shows ads.

### Which is updated more often, YORK SG or OHS?

YORK SG ships an update every 3 weeks, and OHS every 4 months. Most recently, YORK SG was updated on September 5, 2026 and OHS on July 23, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*