Scroll Depth Estimator
Calculate effective fold lines and content visibility across common viewport sizes.
Inputs
Content Position
Why this matters for structural design
Design decisions are business decisions. When you alter a layout, introduce friction via a form, or emphasize a higher pricing tier, you are directly impacting the metrics calculated above. According to conversion research, even minor layout shifts can impact outcomes by 10-15%.
Worked Example
| Scenario | Input Variance | Business Outcome |
|---|---|---|
| Baseline Layout | Standard Form | Average Baseline |
| Frictionless (No Auth) | +20% conversion | +20% Net Revenue |
Stated Assumptions
- Variables hold steady at scale (rarely true in traffic surges).
- Calculations are purely mathematical models and do not account for qualitative user trust (see Social Proof).
Frequently Asked Questions
Q: Does this account for mobile traffic?
A: No, mobile conversion rates typically lag desktop by 40-50% in B2B SaaS. Adjust your inputs accordingly. See our Sticky CTA pattern for mobile optimization.
A: No, mobile conversion rates typically lag desktop by 40-50% in B2B SaaS. Adjust your inputs accordingly. See our Sticky CTA pattern for mobile optimization.
Q: How accurate is the linear projection?
A: Highly inaccurate over 12 months due to seasonality, but useful for directional prioritization of design tickets.
A: Highly inaccurate over 12 months due to seasonality, but useful for directional prioritization of design tickets.