# My CompEx vs OIS Vault

The clearest difference is update cadence: OIS Vault at every 3 weeks against My CompEx's every 2 months. OIS Vault also leads on iOS requirement (15.6 vs 18.6). 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.

My CompEx ships an update every 2 months, OIS Vault every 3 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | My CompEx | OIS Vault |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 14 MB | 39 MB |
| Requires iOS | 18.6 | **15.6** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Compex Certification Ltd](https://appshunter.io/developer/1652315230) | [NEXA OFFICE INFOSYSTEMS LLP](https://appshunter.io/developer/1828612666) |

## What reviewers say

### My CompEx

[App page](https://appshunter.io/ios/app/my-compex/id6738288675)

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

**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 My CompEx free?

My CompEx 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 My CompEx or OIS Vault have ads?

Neither My CompEx nor OIS Vault shows ads.

### Which is updated more often, My CompEx or OIS Vault?

My CompEx ships an update every 2 months, and OIS Vault every 3 weeks. Most recently, My CompEx was updated on October 24, 2026 and OIS Vault on October 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.*