Blog
A/B Testing — Guides & Frameworks
Practical guides on experimentation, privacy-first testing, and product decision-making.
Free Tool
A/B Test Significance Calculator
Compare chi-squared and Bayesian analysis side by side. Enter your data, see both results, understand the difference.
April 2026
Why We Built an Experiment Journal Instead of Another A/B Testing Tool
The A/B testing market has enough tools. What it lacks is a system for learning from tests. Blazeway is an experiment journal, not a testing platform.
April 2026
From Test to Story: How Experiment Chains Make You Smarter
Isolated experiments teach you which variant won. Experiment chains teach you how your users think. The difference is compounding knowledge.
April 2026
Building in Public with Structured Experiments: A Framework
Most building-in-public content is updates disguised as insights. Structured experiments give you real content: hypotheses, outcomes, and honest learnings.
April 2026
The Experiment Journal: Why Every Product Decision Deserves Documentation
Product decisions made without documentation evaporate. An experiment journal turns every test into a permanent asset that compounds over time.
March 2026
A/B Testing for Small Teams: No Data Team Needed
A practical framework for founders and small teams to run meaningful A/B tests without a data team.
March 2026
A/B Testing Without Cookies: How It Actually Works (2026)
Server-side variant assignment, no fingerprinting, no consent banner needed. A technical breakdown of cookieless A/B testing with implementation examples.
March 2026
GDPR-Compliant A/B Testing: The Complete Legal Guide (2026)
Cookie-based A/B tests lose 30-40% of visitors to consent rejections. What GDPR actually requires, how cookieless testing works, and how to test everyone.
March 2026
How to Document Experiment Results
A documentation system that turns each experiment into a permanent, compounding product asset.