On the Play Store, the application is listed to have compatibility with Android 2.1 and up, therefore it should be compatible with your phone. However, sometimes developer adds strict compatibility with phones and because of that you won't have the possibility to install it.
Use the following link to save the APK file to your PC, then transfer it to phone and install it using the built-in File Manager: https://apps.evozi.com/apk-downloader/?id=org.tapsee