These Things Make Your App Feel Like Crap on Mobile

Wes and Scott talk about why mobile web apps often feel “janky” compared to native—and how to fix it. They cover input zooming, accidental horizontal scroll, pointer/user-select quirks, frame rate consistency, full-page refreshes, and more.

Show Notes

• 00:00 Welcome to Syntax!
• 01:11 Brought to you by Sentry.io
• 02:57 Zooming inputs
• 06:11 Horizontal scrolling
• 08:49 Proper use of pointer-events: none, and user-select: none
• 11:27 Allowing zoom on everything
• 16:37 Cleaning up the "jank"
• 19:48 Full page refresh
• 24:05 Slow loading times
• 29:50 Cumulative layout shift
• 32:47 Address bars and viewport units
  • Dynamic Viewport Units
• 35:34 Full-width scroll traps

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