Your landing page’s weakest score is CTA.

Fix CTA
53Growth scoreupdated

category scores

category scoresShowHide

CTA

44Poor

Copy, size, verb, cost-feel — does the primary CTA earn the click?

Periodic Labs
Emerald Cloud Lab
Ginkgo Bioworks
Arctoris
SuperRadiant
Lila Sciences

Problems

  • announcement, not an action
  • no action verb — reads as label
  • real CTA buried in nav
  • payoff of click unclear

Trust

44Poor

Proof that the product is real, competent, and safe to try.

Emerald Cloud Lab
Ginkgo Bioworks
SuperRadiant
Trust read
Periodic LabsNo visible trust signal identified.
SuperRadiant"Backed by Y Combinator" badge in the hero
Lila SciencesNo visible trust signal identified.
Emerald Cloud Lab"Trusted by" logo row: CSL, CMU, Biogen, Bristol Myers Squibb, GSK, Amgen, Argonne National Laboratory, Stanford
Ginkgo BioworksEvent banner: "REAL Summit 2026 · Seaport Boston · September 15 — FEATURING NOVO NORDISK"
ArctorisNo visible trust signal identified.

Information hierarchy

58Fair

Does the design help or inhibit what the page is trying to say?

Periodic Labs desktop capture for Information hierarchy

What works

What to improve

Mobile web

58Fair

The phone experience as a first-class citizen.

Periodic Labs mobile capture for Mobile web

What works

What to improve

Value props

62Fair

Title, subtitle, hero — do they sell the product's true value?

Periodic Labs’s headlineACCELERATE SCIENCEPeriodic Labs is an AI research and deployment company creating models and autonomous labs to accelerate science.

Working

Could improve