A couple of popular games though both do have IAP.
Stickman Revenge 3: League of Heroes - rated 4.2 with over 500k installs.
Stickman Revenge 3 - The spectacular return in Stickman games series toppled the international game market.
The followers of Stickman games still have not forgotten the feeling of tight guillotine and ecstatic graphics of Stickman Revenge old version. And what would you expect in a recent version of Stickman fight and this revenge? Whether this revenge will end or not?
Stickman Revenge 3 will come back with a new look, new Stickman characters, new Stickman skills, new stick pets. Be ready to wipe out the enemy – cruel monster and their obstacles by unprecedented features in Stickman Revenge 2.
Kingdom Defense: Hero Legend TD - Premium - rated 4.4 with over 5k installs.
Kingdom Defense: Hero Legend TD - Premium - The epic tower defense game of 2018.
The perfect combination of strategy game and tower defense game.Orcs are growing and preparing to attack your kingdom. To protect the Kingdom, you started to gather troops, upgrade to stronghold against hordes of evil monsters. Standing next to you is the heroes – those with special abilities will fight with you to protect your realm.
You only have to read the first couple of reviews if stick man to know that they don't make their money from selling this app. No deal from me.