Syntax - Tasty Web Development Treats
972: These Things Make Your App Feel Like Crap on Mobile
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Show notes
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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