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Flutter SDK

Integrate Our Flutter SDK For Seamless Payments ! This SDK is compatible with Android and iOS.
pub package

Basic Requirements

Dart Versions

sdk: ">=2.12.0 <3.0.0"

Android Requirement

Set up Android build.gradle (android/app/build.gradle)

android {
defaultConfig {
minSdkVersion 21
buildTypes {
release {
minifyEnabled false
shrinkResources false
proguardFiles getDefaultProguardFile('proguard-android.txt'), ''
signingConfig signingConfigs.release
dependencies {
implementation 'com.foloosi:FoloosiSDK:2.0.20'
implementation ''

Proguard Rules (Mandatory for release build)

-keepclassmembers class * {
@android.webkit.JavascriptInterface <methods>;
-keepattributes JavascriptInterface
-keepattributes *Annotation*
-dontwarn com.foloosi.**
-keep class com.foloosi.** {*;}
-optimizations !method/inlining/*


  • 4.1.0 or higher is required for settings build.gradle
  • 1.4.30 or higher is required for kotlin version

iOS Requirement

iOS Deployment Target 11+ (iPhone, iPad)

SDK Properties

If you are using secret and merchant keys as strings in flutter, Remember to escape the dollar sign although it is recommended to load these from backend.

sample escape string

merchantKey: 'key_\$2\$1\$1xxxxxxxxxxxxxxxxxxxxx'
Supports 170 World Currencies


Visit for support requests or email to [email protected].

Developed by

Foloosi Technologies Pvt Ltd.


Copyrights (c) 2022 Foloosi