# VKnow Office vs CALMS Versa

The clearest difference is iOS requirement: VKnow Office at 11.2 against CALMS Versa's 13.2. 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.

VKnow Office ships an update fortnightly, CALMS Versa every 9 days. The most recent releases landed on September 17, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | VKnow Office | CALMS Versa |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 9 days** |
| Size | 10 MB | 293 MB |
| Requires iOS | **11.2** | 13.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [VKNOW SYSTEMS SDN BHD](https://appshunter.io/developer/1428483807) | [Calms Technologies Sdn Bhd](https://appshunter.io/developer/1466030107) |

## What reviewers say

### VKnow Office

[App page](https://appshunter.io/ios/app/vknow-office/id1474913279)

**Features:** macOS Compatibility

**In-app purchases:** none


### CALMS Versa

[App page](https://appshunter.io/ios/app/calms-versa/id6446074637)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is VKnow Office free?

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

### Is CALMS Versa free?

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

### Do VKnow Office or CALMS Versa have ads?

Neither VKnow Office nor CALMS Versa shows ads.

### Which is updated more often, VKnow Office or CALMS Versa?

VKnow Office ships an update fortnightly, and CALMS Versa every 9 days. Most recently, VKnow Office was updated on September 17, 2026 and CALMS Versa on September 15, 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.*