Cometly Alternative

Looking for a Cometly alternative?

Cometly uses first-party pixel + server-side tracking. Causality Engine uses Bayesian causal inference — proving what actually causes sales, not just what correlates with them. €99 to start. 2-minute setup. No pixel.

Cometly starts at

$199/mo

Tiered ($199–$499+/mo). Causality Engine starts at €99 one-time — no subscription required to see your true ROAS.

CometlyCausality Engine
Price$199/mo€99 one-time
MethodFirst-party pixel + server-side trackingBayesian causal inference
Setup30–60 minutes2 minutes
Pixel?YesNo
Proves causation?NoYes

Why brands switch from Cometly

  • Tracks clicks not causation
  • Still overcounts with view-through
  • Requires pixel installation
  • Can't measure incrementality

What Causality Engine does differently

  • No pixel at all
  • Measures causation not correlation
  • Proves incrementality
  • Simpler setup

Try Causality Engine for €99

One-time analysis. No subscription. See your true ROAS in minutes. Full refund if you don't see the value.

Stop guessing.Start knowing.

See which channels actually drive your revenue. Confidence-scored results in minutes — not months. Full refund if you don't see the value.