10 Best Conversion Lift Study Tools for Founders [2026 Updated]

1. Meta Conversion Lift

• Type: Free
• URL: https://www.facebook.com/business/measurement/conversion-lift
• Overview: Meta's built-in experiment tool uses randomized test and control groups to measure the incremental conversions driven by Facebook and Instagram ads. It is available inside Ads Manager and Experiments for advertisers who meet eligibility requirements.

2. Google Ads Conversion Lift

• Type: Free
• URL: https://ads.google.com
• Overview: Google's lift measurement for YouTube and Display campaigns uses experiment-based methods to estimate the incremental conversions caused by ads. It is available to eligible advertisers inside Google Ads and often requires working with a Google representative.

3. Haus

• Type: Paid
• URL: https://www.haus.io
• Overview: Haus is an incrementality platform that runs geo-based holdout experiments to show the true causal impact of marketing channels. It helps brands decide how to allocate budget based on measured lift rather than attributed conversions.

4. Measured

• Type: Paid
• URL: https://www.measured.com
• Overview: Measured provides incrementality testing and media measurement built on controlled experiments across paid channels. It helps marketers calibrate attribution models and quantify the lift each channel delivers.

5. Lifesight

• Type: Paid
• URL: https://lifesight.io
• Overview: Lifesight is a measurement platform that combines incrementality experiments, marketing mix modeling, and multi-touch attribution. Its geo-lift and conversion lift testing helps brands validate the true impact of their campaigns.

6. Recast

• Type: Paid
• URL: https://www.getrecast.com
• Overview: Recast is a Bayesian marketing mix modeling platform that incorporates lift test results to calibrate channel performance estimates. It supports teams that want to combine experiments with ongoing modeling to guide budget decisions.

7. INCRMNTAL

• Type: Paid
• URL: https://www.incrmntal.com
• Overview: INCRMNTAL offers continuous incrementality measurement that uses causal methods to show which campaigns drive conversions that would not have happened anyway. It is used heavily by app and mobile marketers to optimize user acquisition spend.

8. Stella

• Type: Paid
• URL: https://www.stellaheystella.com
• Overview: Stella is an incrementality and marketing measurement platform that runs geo-experiments and holdout tests to quantify channel lift. It gives marketers causal results that can be used to adjust budgets and validate attribution.

9. Meridian by Google

• Type: Free
• URL: https://developers.google.com/meridian
• Overview: Meridian is Google's open-source marketing mix modeling framework that can be calibrated with results from lift and incrementality experiments. It suits data-savvy teams that want a free, transparent way to combine experiments with modeling.

10. GeoLift by Meta

• Type: Free
• URL: https://facebookincubator.github.io/GeoLift/
• Overview: GeoLift is an open-source R package from Meta for designing and analyzing geo-based lift experiments using synthetic control methods. It helps analysts run power analyses and measure the incremental impact of marketing on any channel.