Forms Apps for Shopify — Performance Ranked
3 benchmarked forms, quizzes, and customer surveys apps, ranked by real JavaScript overhead measured in StackConflict's clean-room lab.
3 Apps benchmarked
2 Grade A or B
28 ms Avg CPU cost
112 ms Avg mobile CPU
★ 5.0 Avg merchant rating
FASTEST
Decify is the lightest forms, quizzes, and customer surveys app we've tested — 140.41 KB payload and 11 ms CPU (Grade B).
No apps match your search.
How we measure — Each app is injected into a clean Shopify dev store in a Playwright-controlled browser with no other apps installed. V8 CPU cost is the ScriptDuration delta before and after injection. Mobile estimate applies Google Lighthouse's 4× slowdown factor.
Read the full methodology →