fix: Update README.md

README.md

@@ -15,9 +15,7 @@ mTHMMY can be installed on any smartphone with Android 6.0 (M) or newer.
 
 ## Download
 
-The latest release version is available on Google Play:
-
-<a href='https://play.google.com/store/apps/details?id=gr.thmmy.mthmmy&pcampaignid=MKT-Other-global-all-co-prtnr-py-PartBadge-Mar2515-1'><img alt='Get it on Google Play' src='https://play.google.com/intl/en_us/badges/images/generic/en_badge_web_generic.png' width="200"/></a>
+The latest release version is available on GitHub [here](https://github.com/THMMYgr/mTHMMY/releases/latest).
 
 ## Contributing