# HC Key vs Fraction

The clearest difference is ads: Fraction at none against HC Key's shown. Fraction also leads on update cadence (every 6 weeks vs every 5 months) and monetization model (free vs ad-supported). HC Key's advantage is device support (3 vs 1) and iOS requirement (13.4 vs 16.4). On price, review sentiment and in-app purchases there is nothing between them.

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

HC Key ships an update every 5 months, Fraction every 6 weeks. Both last shipped on October 7, 2026.

## The numbers

| Metric | HC Key | Fraction |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (70 ratings)](https://appshunter.io/ios/app/hc-key/id1559953335/reviews)** | — |
| Number of ratings | **70** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 6 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 29 MB | 62 MB |
| Requires iOS | **13.4** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Hartmann Controls Corp](https://appshunter.io/developer/1470461774) | [Fraction Mortgages](https://appshunter.io/developer/1727449687) |

## What reviewers say

### 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


### Fraction

[App page](https://appshunter.io/ios/app/fraction/id6476788372)

This app helps Canadian mortgage brokers manage their active deals. Track deal status, outstanding documents, and expected commissions. It also provides access to contact information and ensures property details meet specific guidelines.

**Highlights:** Track active deals, Monitor outstanding documents, View expected commissions, Check property guideline compliance, Access BDM and administrator contacts, Collect prizes

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

**In-app purchases:** none


## Frequently asked questions

### Is HC Key free?

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

### Is Fraction free?

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

### Do HC Key or Fraction have ads?

HC Key shows ads; Fraction does not.

### Which is updated more often, HC Key or Fraction?

HC Key ships an update every 5 months, and Fraction every 6 weeks. Most recently, HC Key was updated on October 7, 2026 and Fraction 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.*