# ScipherKey vs Amethyst Authenticator

The clearest difference is update cadence: Amethyst Authenticator at every 3 days against ScipherKey's every 10 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.

ScipherKey ships an update every 10 months, Amethyst Authenticator every 3 days. The most recent releases landed on October 23, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ScipherKey | Amethyst Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/scipherkey/id842429100/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 6 MB | 3 MB |
| Requires iOS | **17.0** | 18.2 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Shahab Hamidi-Rad](https://appshunter.io/developer/842429103) | [Mia Lina Koring](https://appshunter.io/developer/1752380606) |

## What reviewers say

### ScipherKey

[App page](https://appshunter.io/ios/app/scipherkey/id842429100)

Securely store and synchronize sensitive data like passwords, financial details, documents, and images across your Apple devices without using the internet. Offers robust encryption and organizational tools for peace of mind.

**Highlights:** Cross-device data synchronization without internet, Military-grade 256-bit AES encryption, Password, credit card, document, and image storage, Customizable item fields, Built-in password generator, Fingerprint unlock support, Smart search functionality

**Features:** macOS Compatibility

**In-app purchases:** none


### Amethyst Authenticator

[App page](https://appshunter.io/ios/app/amethyst-authenticator/id6743655651)

**In-app purchases:** none


## Frequently asked questions

### Is ScipherKey free?

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

### Is Amethyst Authenticator free?

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

### Do ScipherKey or Amethyst Authenticator have ads?

Neither ScipherKey nor Amethyst Authenticator shows ads.

### Which is updated more often, ScipherKey or Amethyst Authenticator?

ScipherKey ships an update every 10 months, and Amethyst Authenticator every 3 days. Most recently, ScipherKey was updated on October 23, 2026 and Amethyst Authenticator on October 7, 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.*