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PDF STACK

Stack PDFs as high as possible without toppling. A new challenge every day.

Daily Challenge: Sunday, February 1, 2026
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Loading PDF Stack

Downloading game engine...

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PDF STACK

Stack PDFs as high as you can. Tap or press SPACE to drop.

Daily ChallengeSunday, Feb 1

HOW TO PLAY

  1. 1 Watch the PDF document move back and forth across the screen
  2. 2 Tap the screen or press SPACE to drop it
  3. 3 Stack PDFs on top of each other - center them for bonus points!
  4. 4 Miss the stack and the game is over. Share your score to challenge friends!

Pro Tips

  • - Perfect drops (centered) give 2x points
  • - Speed increases as you stack higher
  • - Same challenge worldwide each day - compare with friends!

Coming Soon

Global leaderboards and weekly tournaments

Need to actually merge PDFs?

PDF Merge Tool

Free, private, works offline. Files never leave your device.