# PharmaChainage vs Karaz Authenticator

The clearest difference is in-app purchases: Karaz Authenticator at none against PharmaChainage's 2. PharmaChainage's advantage is update cadence (every 2 months vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PharmaChainage sells 2 one-off in-app purchases. Karaz Authenticator asks for nothing beyond the download.

PharmaChainage ships an update every 2 months, Karaz Authenticator every 4 months. The most recent releases landed on October 7, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | PharmaChainage | Karaz Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Size | 65 MB | 44 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [El Mehdi EL Haij](https://appshunter.io/developer/1775149567) | [RIBATIS](https://appshunter.io/developer/1372435891) |

## What reviewers say

### PharmaChainage

[App page](https://appshunter.io/ios/app/pharmachainage/id6737189916)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Accès 1 mois | $17.99 | one-time |
| Accès 3 mois | $44.99 | one-time |


### Karaz Authenticator

[App page](https://appshunter.io/ios/app/karaz-authenticator/id6747678576)

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

**In-app purchases:** none


## Frequently asked questions

### Is PharmaChainage free?

PharmaChainage is free to download, with in-app purchases available.

### Is Karaz Authenticator free?

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

### Do PharmaChainage or Karaz Authenticator have ads?

Neither PharmaChainage nor Karaz Authenticator shows ads.

### Which is updated more often, PharmaChainage or Karaz Authenticator?

PharmaChainage ships an update every 2 months, and Karaz Authenticator every 4 months. Most recently, PharmaChainage was updated on October 7, 2026 and Karaz Authenticator on October 14, 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.*