# SIC4343 pH vs DigSig Authenticator

The clearest difference is device support: SIC4343 pH at 2 against DigSig Authenticator's —. SIC4343 pH also leads on iOS requirement (13 vs 15.6). On price 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.

## The numbers

| Metric | SIC4343 pH | DigSig Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 5 months | — |
| Size | 19 MB | 56 MB |
| Requires iOS | **13** | 15.6 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [SILICON CRAFT TECHNOLOGY PUBLIC COMPANY LIMITED](https://appshunter.io/developer/1279674870) | [Sieveo GmbH](https://appshunter.io/developer/1709852825) |

## What reviewers say

### SIC4343 pH

[App page](https://appshunter.io/ios/app/sic4343-ph/id6448841085)

**Features:** macOS Compatibility

**In-app purchases:** none


### DigSig Authenticator

[App page](https://appshunter.io/ios/app/digsig-authenticator/id6468394792)

**In-app purchases:** none


## Frequently asked questions

### Is SIC4343 pH free?

SIC4343 pH is free to download, with no in-app purchases.

### Is DigSig Authenticator free?

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

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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.*