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Get App Installed Date on Android

Author: zemna
Date: April 17, 2021
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API Level 9 이전 버전

[code lang="java"] PackageManager pm = context.getPackageManager(); ApplicationInfo appInfo = pm.getApplicationInfo("app.package.name", 0); String appFile = appInfo.sourceDir; long installed = new File(appFile).lastModified(); [/code]

API Level 9 이상

[code lang="java"] long installed = context.getPackageManager().getPackageInfo("package.name", 0).firstInstallTime; [/code]


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