# BioSig vs Linkphone

The clearest difference is device support: BioSig at 3 against Linkphone's 1. BioSig also leads on iOS requirement (13.0 vs 16.0). 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.

## The numbers

| Metric | BioSig | Linkphone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/biosig-id/id1611119275/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 months |
| Monetization | Free | — |
| Size | 9 MB | 112 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [J.C. Lads Corporation](https://appshunter.io/developer/1611119277) | [INTERNET PROTOCOL TELECOM LIMITED](https://appshunter.io/developer/1618751907) |

## What reviewers say

### BioSig

[App page](https://appshunter.io/ios/app/biosig-id/id1611119275)

This app uses behavioral biometrics to create a unique digital signature based on how you draw. It offers a secure, passwordless authentication method that is difficult to replicate, aiming to eliminate fraud and impersonation.

**Highlights:** Behavioral biometrics analysis, Unique drawing signature creation, Passwordless authentication, Fraud and impersonation elimination, Device-centric security, Revoke and replace system

**Features:** macOS Compatibility

**In-app purchases:** none


### Linkphone

[App page](https://appshunter.io/ios/app/linkphone/id6745696806)

**In-app purchases:** none


## Frequently asked questions

### Is BioSig free?

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

### Is Linkphone free?

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

### Do BioSig or Linkphone have ads?

Neither BioSig nor Linkphone shows ads.

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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.*