# ScipherKey vs CalcKey

The clearest difference is review sentiment: ScipherKey at 100% against CalcKey's 0%. ScipherKey also leads on rating (5.0 vs 3.8) and in-app purchases (none vs 2). CalcKey's advantage is update cadence (every 3 weeks vs every 10 months) and ratings volume (8 vs 1). On price, ads and device support there is nothing between them.

Both are free to download. CalcKey sells 2 in-app purchases, starting at $3.99 per month. ScipherKey asks for nothing beyond the download.

ScipherKey holds the better App Store score, 5.0 against 3.8. That said, the two scores are not equally well evidenced: CalcKey has 8 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of ScipherKey's written reviews are positive against 0% of CalcKey's.

ScipherKey ships an update every 10 months, CalcKey every 3 weeks. The most recent releases landed on October 7, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | ScipherKey | CalcKey |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/scipherkey/id842429100/reviews)** | [3.8 (8 ratings)](https://appshunter.io/ios/app/calckey-calculator-keyboard/id6748647909/reviews) |
| Number of ratings | 1 | **8** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 6 MB | 14 MB |
| Requires iOS | 17.0 | **15** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shahab Hamidi-Rad](https://appshunter.io/developer/842429103) | [Right Tracks IT Limited](https://appshunter.io/developer/1803615116) |

## 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


### CalcKey

[App page](https://appshunter.io/ios/app/calckey-calculator-keyboard/id6748647909)

Perform calculations directly within any app using a smart keyboard extension. Get instant results for basic and scientific equations, with a history of your calculations. Enjoy a seamless typing experience and smart formatting.

**Highlights:** Keyboard calculator extension, Real-time results, Basic & scientific calculators, Calculation history, Smart formatting, Standalone app option

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CalcKey Pro Monthly | $3.99 | per month |
| One time purchase | $19.99 | one-time |


## Frequently asked questions

### Is ScipherKey free?

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

### Is CalcKey free?

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

### Which has better reviews, ScipherKey or CalcKey?

ScipherKey is rated higher. ScipherKey averages 5.0 out of 5 from 1 ratings, while CalcKey averages 3.8 from 8 ratings.

### Do ScipherKey or CalcKey have ads?

Neither ScipherKey nor CalcKey shows ads.

### Which is updated more often, ScipherKey or CalcKey?

ScipherKey ships an update every 10 months, and CalcKey every 3 weeks. Most recently, ScipherKey was updated on October 7, 2026 and CalcKey on September 27, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*