# Bluink eID vs HC Key

The clearest difference is review sentiment: HC Key at 100% against Bluink eID's 40%. HC Key also leads on iOS requirement (13.4 vs 15.0). Bluink eID's advantage is ads (none vs shown) and rating (4.8 vs 4.4). On price, ratings volume, 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.

Bluink eID holds the better App Store score, 4.8 against 4.4. Both are backed by a comparable volume of ratings — 229 and 120 respectively. Written reviews complicate that: 40% of Bluink eID's written reviews are positive against 100% of HC Key's, so the app with the better star average is not the one people write more warmly about.

Bluink eID ships an update every 4 weeks, HC Key every 5 months. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Bluink eID | HC Key |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (229 ratings)](https://appshunter.io/ios/app/bluink-eid-me-digital-id/id1260676454/reviews)** | [4.4 (120 ratings)](https://appshunter.io/ios/app/hc-key/id1559953335/reviews) |
| Number of ratings | **229** | 120 |
| Positive reviews | 40.2% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 4 weeks** | Every 5 months |
| Monetization | **Free** | Ad-supported |
| Size | 33 MB | 29 MB |
| Requires iOS | 15.0 | **13.4** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bluink Ltd](https://appshunter.io/developer/630181685) | [Hartmann Controls Corp](https://appshunter.io/developer/1470461774) |

## What reviewers say

### Bluink eID

[App page](https://appshunter.io/ios/app/bluink-eid-me-digital-id/id1260676454)

This app digitizes and securely stores your government-issued identity information on your iPhone. It enables quicker, easier, and more secure online identity verification without passwords, enhancing privacy. Your verified identity is stored locally on your device, giving you complete control over your information.

**Highlights:** Digital ID on iPhone, Secure digital wallet, No cloud storage, Strong encryption, Certificate-based authentication, Control over identity information

**In-app purchases:** none


### HC Key

[App page](https://appshunter.io/ios/app/hc-key/id1559953335)

This app allows you to use your smartphone to unlock doors, eliminating the need for physical credentials. It offers an easy-to-use interface for swift access and enables temporary access for visitors.

**Highlights:** Unlock doors with smartphone, Replace physical credentials, Easy user registration, Grant temporary visitor access, Customize visitor access duration, Visitor access without app installation

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Bluink eID free?

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

### Is HC Key free?

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

### Which has better reviews, Bluink eID or HC Key?

Bluink eID is rated higher. Bluink eID averages 4.8 out of 5 from 229 ratings, while HC Key averages 4.4 from 120 ratings.

### Do Bluink eID or HC Key have ads?

HC Key shows ads; Bluink eID does not.

### Which is updated more often, Bluink eID or HC Key?

Bluink eID ships an update every 4 weeks, and HC Key every 5 months. Most recently, Bluink eID was updated on October 26, 2026 and HC Key on October 27, 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.*