# PHK Key vs 智方便 iAM Smart

The clearest difference is rating: 智方便 iAM Smart at 1.8 against PHK Key's 1.0. 智方便 iAM Smart also leads on ratings volume (30 vs 1). PHK Key's advantage is iOS requirement (9.0 vs 12.0). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

智方便 iAM Smart holds the better App Store score, 1.8 against 1.0. That said, the two scores are not equally well evidenced: 智方便 iAM Smart has 30 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of PHK Key's written reviews are positive against 3% of 智方便 iAM Smart's.

PHK Key ships an update monthly, 智方便 iAM Smart every 3 weeks. The most recent releases landed on September 18, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | PHK Key | 智方便 iAM Smart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/phk-key/id1331863191/reviews) | **[1.8 (30 ratings)](https://appshunter.io/ios/app/iam-smart/id1515065344/reviews)** |
| Number of ratings | 1 | **30** |
| Positive reviews | 0.0% of reviews | **2.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 2 MB | 212 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Phillip Securities (HK) Limited](https://appshunter.io/developer/466984983) | [Digital Policy Office](https://appshunter.io/developer/426069050) |

## What reviewers say

### PHK Key

[App page](https://appshunter.io/ios/app/phk-key/id1331863191)

This security code generator provides two-factor authentication for online trading. Download it to your mobile device to enhance your account security.

**Highlights:** Two-factor login authentication, Online trading security, Mobile code generation, Enhanced security

**Features:** macOS Compatibility

**In-app purchases:** none


### 智方便 iAM Smart

[App page](https://appshunter.io/ios/app/iam-smart/id1515065344)

This app offers a single digital identity for Hong Kong residents to securely log in to government and commercial online services. It features auto form filling, personalized notifications, and digital signing capabilities for enhanced convenience and efficiency in managing digital transactions.

**Highlights:** Single digital identity for login, Secure authentication, Auto form filling with e-ME, Personalized notifications, Digital signing (iAM Smart+)

**In-app purchases:** none

**What reviewers like**

- 👍 Very convenient to use
- 🚀 Can submit application overseas

**What reviewers complain about**

- 👎 Scanning ID never works
- 👎 QR code scanner never works
- 👎 Face recognition doesn't work
- 👎 NFC function is poor
- 👎 App is unusable

**Reported bugs**

- System update requires resetting linkage
- Cannot scan ID card or QR code
- Camera function cannot be activated
- Face recognition doesn't work
- NFC function doesn't work

**Requested features**

- Alternative login method besides Face ID
- Add dark mode option
- Improve NFC functionality
- Improve QR code scanner
- Improve facial recognition accuracy


## Frequently asked questions

### Is PHK Key free?

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

### Is 智方便 iAM Smart free?

智方便 iAM Smart is free to download, with no in-app purchases.

### Which has better reviews, PHK Key or 智方便 iAM Smart?

智方便 iAM Smart is rated higher. PHK Key averages 1.0 out of 5 from 1 ratings, while 智方便 iAM Smart averages 1.8 from 30 ratings.

### Do PHK Key or 智方便 iAM Smart have ads?

Neither PHK Key nor 智方便 iAM Smart shows ads.

### Which is updated more often, PHK Key or 智方便 iAM Smart?

PHK Key ships an update monthly, and 智方便 iAM Smart every 3 weeks. Most recently, PHK Key was updated on September 18, 2026 and 智方便 iAM Smart on September 11, 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.*