# Authenticate By KDC vs Cipher5000

The clearest difference is iOS requirement: Cipher5000 at 15.1 against Authenticate By KDC's 17.6. 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.

Authenticate By KDC ships an update every 5 weeks, Cipher5000 every 3 weeks. The most recent releases landed on October 14, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Authenticate By KDC | Cipher5000 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Size | 4 MB | 185 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Kenneth Lovett](https://appshunter.io/developer/1831085892) | [Sean Scollin](https://appshunter.io/developer/1895997233) |

## What reviewers say

### Authenticate By KDC

[App page](https://appshunter.io/ios/app/authenticate-by-kdc/id6751268798)

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

**In-app purchases:** none


### Cipher5000

[App page](https://appshunter.io/ios/app/cipher5000/id6765570411)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Authenticate By KDC free?

Authenticate By KDC is free to download, with no in-app purchases.

### Is Cipher5000 free?

Cipher5000 is free to download, with no in-app purchases.

### Do Authenticate By KDC or Cipher5000 have ads?

Neither Authenticate By KDC nor Cipher5000 shows ads.

### Which is updated more often, Authenticate By KDC or Cipher5000?

Authenticate By KDC ships an update every 5 weeks, and Cipher5000 every 3 weeks. Most recently, Authenticate By KDC was updated on October 14, 2026 and Cipher5000 on October 18, 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.*