Free tool
Form length estimator
A quick feel-check: how long your form might take and how hard completion risk climbs as you add questions.
Layout
Est. time
~2 min
Drop-off risk
50
Moderate risk
Consider logic to skip irrelevant questions and split long text fields.
Heuristic only — not a lab study. Real completion depends on traffic quality, incentives, and mobile UX. Improve conversion with conditional logic, the form conversion guide, or our conversion quiz.