# Ossia VMS vs Sikuro

The clearest difference is update cadence: Sikuro at every 5 months against Ossia VMS's every 23 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.

Ossia VMS ships an update every 23 months, Sikuro every 5 months. The most recent releases landed on October 7, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Ossia VMS | Sikuro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 23 months | **Every 5 months** |
| Size | 56 MB | 64 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PROVISION-ISR LIMITED](https://appshunter.io/developer/1460340592) | [Eutech electronics](https://appshunter.io/developer/1454358193) |

## What reviewers say

### Ossia VMS

[App page](https://appshunter.io/ios/app/ossia-vms/id1337583532)

**Features:** Vision Pro support

**In-app purchases:** none


### Sikuro

[App page](https://appshunter.io/ios/app/sikuro/id1466745272)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ossia VMS free?

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

### Is Sikuro free?

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

### Do Ossia VMS or Sikuro have ads?

Neither Ossia VMS nor Sikuro shows ads.

### Which is updated more often, Ossia VMS or Sikuro?

Ossia VMS ships an update every 23 months, and Sikuro every 5 months. Most recently, Ossia VMS was updated on October 7, 2026 and Sikuro on October 19, 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.*