One Line Save

Contains ads
Content rating
Everyone
10K+
Downloads
Content rating
Everyone
Learn more
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About this game

A fun and brain-burning drawing puzzle game. Build a protective barrier with just one line, block dangers, defuse trap crises and save trapped targets. Unlock numerous brainy levels, test logical thinking and hands-on skills, with new challenges in each level and endless puzzle fun.
defuse crises, save targets and solve puzzles
Updated on
Aug 20, 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.
  • This app may share these data types with third parties
    App info and performance and Device or other IDs
  • No data collected
    Learn more about how developers declare collection
  • Data isn’t encrypted
  • Data can’t be deleted

What’s new

Update background music and sound effects.
Update some game special effects.
Updated UI/effects for immersion