Wonder at what distance your device is retina? Just run this app! If the retina distance is less than the typical viewing distance then your display is retina. You can calculate retina distance and PPI for any device. Notes: Retina is the distance at which the pixels are so small that they are no longer individually visible. All displays are retina given enough distance.
Download the free installation package of Retina Calculator 1.8 and read users' reviews on Droid Informer. The app runs on Android devices 4.0 and higher. The download of this application doesn't contain viruses or any kind of malware. Existon.gr is the developer of the tool which can be found in the Productivity category.
Retina Calculator was downloaded and set up by over 0,5K users and the most recent stable release was on Aug 29, 2019. The overall score for the app is 4.6 on Google Play.