A/B Test Sample Size Calculator
Stop guessing how much traffic you need. Enter your baseline conversion rate and minimum detectable effect — get the exact sample size for a valid test.
Use calculatorA/B Test Duration Calculator
Know exactly when to call your test. Input your daily traffic and goals — see how many days you need before results are trustworthy.
Use calculatorStatistical Significance Calculator
Did your variant actually win? Paste your control and variant numbers — get a clear confidence level and p-value in seconds.
Use calculatorCRO ROI Calculator
Prove the revenue impact of optimization work. Enter your traffic, conversion rate, and projected lift — see the monthly and annual dollar impact.
Use calculatorCart Abandonment Calculator
Find out how much revenue you're leaving on the table. Calculate your abandonment rate and see how much you can recover with targeted interventions.
Use calculatorUTM Campaign Link Builder
Build trackable campaign URLs in seconds. Add source, medium, and campaign tags — copy the link and paste it into your ads, emails, or social posts.
Use calculatorRun the tests these tools help you plan.
Humblytics combines visual A/B testing, heatmaps, funnel analytics, and agent-powered recommendations — so you can go from calculating sample sizes to launching winning experiments in minutes.