Users rated Rummy PRO 4.7 on Google Play. Pay attention to the important detail: advertisements are a part of the game and it offers in-app purchases. The statistics show that this application is popular mostly among Samsung and Allview users.
Get the latest .apk file of Rummy PRO 5.6.0 for free and have a look at users' reviews on Droid Informer. You will need 40 MB of free disk space to set up the app that is compatible with Android 2.3 and higher.
From the users' point of view, the definite advantage of the app is a great interface.