# iOS

This guide introduces RECOGNITO iOS-Face SDK for onboarding & eKYC cases.

## Feature & Options

<table><thead><tr><th width="319">Features &#x26; Options</th><th align="center">iOS-Face SDK</th></tr></thead><tbody><tr><td><strong>Programming Language</strong></td><td align="center">Objective C/Swift</td></tr><tr><td><strong>Face Detection</strong></td><td align="center">Multiple Faces</td></tr><tr><td><strong>Face Feature Extraction</strong></td><td align="center">Yes, 512bytes</td></tr><tr><td><strong>Face Liveness Detection</strong></td><td align="center">Yes</td></tr><tr><td><strong>Face Attribute Analysis</strong></td><td align="center">Pitch, Yaw, Roll</td></tr><tr><td><strong>1:N Identifiability</strong></td><td align="center">Yes</td></tr></tbody></table>

{% hint style="info" %}
[How to implement 1:N identification with RECOGNITO SDK?](https://docs.recognito.vision/how-to-implement-1-n-identification-with-recognito-sdk)
{% endhint %}

## System Requirements

* Mac running macOS 10.13 or newer
* Xcode 9.3 or newer
* iPhone 5S or newer iPhone (iOS 11.0 or newer)