# Oman Post vs OIS Vault

The clearest difference is iOS requirement: Oman Post at 11.0 against OIS Vault's 15.6. 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 14, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Oman Post | OIS Vault |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 49 MB | 39 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [OMAN POST SAOC](https://appshunter.io/developer/1269455761) | [NEXA OFFICE INFOSYSTEMS LLP](https://appshunter.io/developer/1828612666) |

## What reviewers say

### Oman Post

[App page](https://appshunter.io/ios/app/oman-post/id6446583567)

**Features:** macOS Compatibility

**In-app purchases:** none


### OIS Vault

[App page](https://appshunter.io/ios/app/ois-vault/id6749045791)

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

**In-app purchases:** none


## Frequently asked questions

### Is Oman Post free?

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

### Is OIS Vault free?

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

### Do Oman Post or OIS Vault have ads?

Neither Oman Post nor OIS Vault shows ads.

### Which is updated more often, Oman Post or OIS Vault?

Oman Post ships an update every 3 weeks, and OIS Vault every 3 weeks. Most recently, Oman Post was updated on October 14, 2026 and OIS Vault on October 24, 2026.

---

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