Lines by Nestor Yavorskyy

Lines is a Numberlink-based puzzle game involving finding paths to connect colored tiles in a grid.

• 50 brain-teasing Numberlink puzzles
• beautiful abstract design, more than 10 color themes
• 8 ambient relaxing soundtracks
• 400 achievements
• 15 Trading Cards, Badge, Emoticons and Backgrounds (Coming soon)
• Cross-platform saves via Steam Cloud
• Windows, Mac & Linux
• Free Halloween DLC - Lines Halloween
• Free version - Lines Free
• Free DLCs with community-generated achievements
• Infinite fun - Lines Infinite

Source:

Steam Store Description