SumLines

In-app purchases
Content rating
Everyone
10+
Downloads
Content rating
Everyone
Learn more
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About this game

Connect the islands with bridges. You can see the number of bridges on each island. Draw a line from one island to another to build a bridge. You can also build double bridges by drawing the line a second time, or remove them by drawing the line a third time.
Build bridges like in Hashiwokakero
Updated on
Oct 7, 2026
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Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
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  • Committed to follow the Play Families Policy

What’s new

Welcome to the Early Access release of SumLines!

What’s new in this version:
• Initial public release featuring all exciting logic puzzle levels.
• Updated visual design and brand-new app icons.
• Option to unlock the full version via In-App Purchase (includes Restore Purchases).
• Performance improvements and bug fixes.

We’d love to hear your feedback to help us refine and improve the game!