# Collins DigiSuite 2.1 vs KPS Kadma

The clearest difference is update cadence: KPS Kadma at every 3 weeks against Collins DigiSuite 2.1's every 6 weeks. 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.

Collins DigiSuite 2.1 ships an update every 6 weeks, KPS Kadma every 3 weeks. The most recent releases landed on October 30, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Collins DigiSuite 2.1 | KPS Kadma |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Size | 43 MB | 18 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [HarperCollins Publishers India](https://appshunter.io/developer/989158175) | [Sanjay Radadiya](https://appshunter.io/developer/1701597647) |

## What reviewers say

### Collins DigiSuite 2.1

[App page](https://appshunter.io/ios/app/collins-digisuite-21/id6743201034)

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

**In-app purchases:** none


### KPS Kadma

[App page](https://appshunter.io/ios/app/kps-kadma/id6776554443)

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

**In-app purchases:** none


## Frequently asked questions

### Is Collins DigiSuite 2.1 free?

Collins DigiSuite 2.1 is free to download, with no in-app purchases.

### Is KPS Kadma free?

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

### Do Collins DigiSuite 2.1 or KPS Kadma have ads?

Neither Collins DigiSuite 2.1 nor KPS Kadma shows ads.

### Which is updated more often, Collins DigiSuite 2.1 or KPS Kadma?

Collins DigiSuite 2.1 ships an update every 6 weeks, and KPS Kadma every 3 weeks. Most recently, Collins DigiSuite 2.1 was updated on October 30, 2026 and KPS Kadma on October 21, 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.*