http://stackoverflow.com/questions/25351286/android-display-logcat-in-textview
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import android.app.Activity; import android.os.Bundle; import android.widget.TextView; class ReadLogDemo extends Activity { @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); try { Process process = Runtime.getRuntime().exec("logcat -d"); BufferedReader bufferedReader = new BufferedReader( new InputStreamReader(process.getInputStream())); StringBuilder log=new StringBuilder(); String line = ""; while ((line = bufferedReader.readLine()) != null) { log.append(line); } TextView tv = (TextView)findViewById(R.id.textView1); tv.setText(log.toString()); } catch (IOException e) { } } }