AcChen - Tile matching the Arcade way

AcChen is a simple to learn, arcade style 'find the matching tile' game. Master the 60 different level and various bonus maps in the single player campaign.
Unlock new levels by beating the clock or play in 'chill mode' without any pressure: no timer, no score just happy tile hunting ( but also no level unlocking ).Feature list

• fast arcade style 'find the matching tile' game
  
• two game modes: arcade and 'chill' mode
  
• 60 levels + various bonus maps
  
• 3 different bonus level types: fill the board, spot the match, find the match
  
• three relaxing sound tracks
  
• Steam Leaderboard
  
• 8 unlock-able achievements

Rules
Clear the board by finding two items with identical symbols. The tiles will disappear when you can 'connect' them with a line, which has two or less corners ( right angles ) in it and no other part is blocking the way. Advance to the next level by cle...