This is a small free app by MMC which makes it very easy to lookup values in tables when you have to interpolate both in two and in three rows. No more need for a calculator to interpolate manually.
A free .apk file of InterpolatorS 1.1.2 is available from Droid Informer and you can read users' reviews on this site. Prepare 359 KB of free space on your device for this app installer and take into account that it runs on Android 4.4 and higher. The antivirus report demonstrates that the app is completely safe. This application is developed by MooringMarineConsultancy and its category is Tools.
Over 10K users installed InterpolatorS and the most recent update was released on Sep 16, 2019. On Google Play, the app was rated 4.6 by its users.