# Spar Key vs SafeSign

The clearest difference is update cadence: SafeSign at every 6 months against Spar Key's every 19 months. Spar Key's advantage is device support (3 vs 1) and iOS requirement (12.4 vs 17.0). On price, ads 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.

Spar Key ships an update every 19 months, SafeSign every 6 months. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Spar Key | SafeSign |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 6 months** |
| Size | 44 MB | 101 MB |
| Requires iOS | **12.4** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sparkasse Bank Malta plc](https://appshunter.io/developer/1448464000) | [Andaria Financial Services Limited](https://appshunter.io/developer/1600918228) |

## What reviewers say

### Spar Key

[App page](https://appshunter.io/ios/app/spar-key/id1449579604)

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

**In-app purchases:** none


### SafeSign

[App page](https://appshunter.io/ios/app/safesign/id1606725229)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Spar Key free?

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

### Is SafeSign free?

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

### Do Spar Key or SafeSign have ads?

Neither Spar Key nor SafeSign shows ads.

### Which is updated more often, Spar Key or SafeSign?

Spar Key ships an update every 19 months, and SafeSign every 6 months. Most recently, Spar Key was updated on October 26, 2026 and SafeSign 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.*