[1] Hook
No menus, no achievements, just you and a puzzle. Calming sounds and music were made by Wojciech Wasiak. It has 50 levels and its about hour long.
https://play.google.com/store/apps/details?id=com.rt.hook
[2] Up Left Out
Your goal is to unlock all the elements on the board.
It’s a minimal game with no text at all.
So just chill and try to solve all 50 levels.
https://play.google.com/store/apps/details?id=com.rt.upleftout
[3] Vectronom
Feel like solving 3D riddles to a frenetic electronic soundtrack? It’s easy to get into the groove but can you stick to the beat?
A CAPTIVATING ATMOSPHERE
Welcome to the psychedelic world of Vectronom: experience waves of color and a pulsing geometric path that changes with the beat… All set to a hypnotic electronic soundtrack. There’s only one thing to do: turn up the volume and go with the flow. UNTZ! UNTZ! UNTZ!
SOLVE PUZZLES AT THE SPEED OF SOUND
Find your path through an ever-changing world, keeping the rhythm with every move you make. Think it sounds easy? The highly intuitive and addictive gameplay will keep you moving through daunting challenges… But how long will you last when the challenges get trickier and trickier? Better play to find out!
https://play.google.com/store/apps/details?id=com.ArteExperience.Vectronom
[4] 10×10 Merge Dice
Play 10×10 Merge Dice.
https://play.google.com/store/apps/details?id=com.whitewind.mergedice10