flutter_app_checker

Description:

flutter app checker

flutter_app_checker #
A flutter plugin to check whether an app is installed on a device or not.
Android #
Android needs package name, example:
String appName = "com.instagram.android";

bool isInstalled = await FlutterAppChecker.isAppInstalled(appName: appName);

if(isInstalled){
// app is installed
} else{
// app is not installed
}

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IOS #
Apps for iOS 9 and later must have a list of requested URL schemes in the Info.plist before being allowed to use canOpenURL.
Add app name to Info.plist under LSApplicationQueriesSchemes key:
<key>LSApplicationQueriesSchemes</key>
<array>
<string>instagram</string>
</array>
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then check:
String appName = "instagram";

bool isInstalled = await FlutterAppChecker.isAppInstalled(appName: appName);

if(isInstalled){
// app is installed
} else{
// app is not installed
}

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