> For the complete documentation index, see [llms.txt](https://docs.recognito.vision/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.recognito.vision/face-liveness-detection-sdk/integration-guide/flutter/sample-application.md).

# Sample Application

{% embed url="<https://www.youtube.com/watch?v=9HM70PFa4lQ>" %}
NIST FRVT #1 Face Recognition, Liveness Detection Mobile SDK Demo
{% endembed %}

***

## Build Project

### - Download

* [**FaceRecognition-Flutter-main.zip**](https://www.dropbox.com/scl/fi/ylrp7q8qpet8e02mwtzui/FaceRecognition-Flutter-main.zip?rlkey=426bp3t0c0ekg5sq3k1ekodkt\&st=2w9kk1w9\&dl=0)

### - Setting Up SDK License Key

* Add license:

{% code title="main.dart" lineNumbers="true" %}

```dart
if (Platform.isAndroid) {
    await _facesdkPlugin.setActivation(
        "EO5wcxhdMXJoLRpKq3Lexv2sTHPU8Ehed3vsBwmzdye/MJw+rVJTnY9SidD3vKV/2YNE6kufwIcC"
        "7LvLGFSORk3b14swPe7415aYSLKNI2RaUL5Nfn9oWHBjW1XehQLjLUx3w0Qi8bUth6vyg9Oaj7V7"
        "+dKruxjx/2dD2ddXKBoiIwYDonjW7gx7PmF9W66DXDtfRGpARvKW5Cn+jSCCH8A3Gft8wOBdQXM8"
        "UTDZUZxNbvozkgV6Dw9hMQJSka06iFK1h/UO6NrGLudt1SOC2b3hfoFJcAVjl3W7UTxzVyByJpLp"
        "tYTWJNr36pn1ixWhazLHC4s4TXtyQR67yzN3aw==")
    .then((value) => facepluginState = value ?? -1);
} else {
    await _facesdkPlugin.setActivation(
        "H/Fs6Zgbsi9av6VVDAi54yqpYxnq0eDV3MSZAxMnARvUVePNY85UJu3d95nM7iO2RrCm19/eq+qb"
        "gSDmhJRYVJBMEUcxG+0cPPWVAW7m46dfS1Kpn+Flqbanfbco+Hd9Uda3aAzDkklzgdfYt7TvSXRt"
        "LZ8wW7jLiPjt8Lufj1GvhRzfESARv18VrxfQV+U8x3EqqvfKTJrkkg91NuAKvUZSoao4B5pQLpRd"
        "GwQ/saP9AQSWuyU1Zw+Whw/cnmXY2xZLGx6n/ict3NW9vpttv2tBbPCe/TdofRuJbE7R1Yb60BvQ"
        "ajzoaQWx3RsRgca9ah+Pccxb15tPVzr1apTK7A==")
    .then((value) => facepluginState = value ?? -1);
}
```

{% endcode %}

* Build Project.

```bash
flutter pub get
flutter run
```

***

## Application UI

<div><figure><img src="/files/jGuNuRDga2c4QnDsDdaz" alt=""><figcaption></figcaption></figure> <figure><img src="/files/tdXFr34AIpk2rhS6IGuK" alt=""><figcaption></figcaption></figure> <figure><img src="/files/uLOLbY0893owYQtCNN3A" alt=""><figcaption></figcaption></figure> <figure><img src="/files/ghDaUvVcX5HfkE2CB4Nt" alt=""><figcaption></figcaption></figure> <figure><img src="/files/Mv2RxbjrmZd3rwI9Ez8b" alt=""><figcaption></figcaption></figure> <figure><img src="/files/oJEIK3rZY8RUYq7i7c0q" alt=""><figcaption></figcaption></figure></div>