[Android] Free: Front Armies (RTS) (Was $3.99) @ Google Play

Front Armies (RTS) is free for the next week. No IAP.

Build up your base,
explore the map to gather resources,
research new technologies,
build unique land, sea and air units,
lead your army and conquer!

• Campaign, Skirmish, Survival & Multiplayer for up to 4 players.
• No unit or building limitation.
• Stepless zoom to overview the whole battlefield.
• Team up, for example 2 vs 2.
• No in-app purchases.
• No ads.
• Optimized for phones and tablets.

Credit to Lysander at OzBargain