GrowthBook

GrowthBook

Open-source A/B testing platform

Overview

GrowthBook provides an open-source A/B testing platform that helps product, engineering, and marketing teams run experiments to compare different versions of a webpage or app. The platform works by integrating with a company’s data sources or data warehouse, collecting results from experiments, and offering metrics, statistical analysis, and collaboration tools so teams can decide which variant performs better. The core software is free (open-source), while premium features, enterprise support, and professional services generate revenue. This combination allows organizations to deploy in-house testing without building a custom solution from scratch, while still scaling with advanced analytics and support. GrowthBook’s goal is to help teams make data-driven product decisions through continuous experimentation and optimization.

YC Company
Significant Headcount Growth

About GrowthBook

Simplify's Rating
Why GrowthBook is rated
B-
Rated B on Competitive Edge
Rated B on Growth Potential
Rated C on Differentiation

Industries

Data & Analytics

Enterprise Software

Company Size

11-50

Company Stage

Seed

Total Funding

$130K

Headquarters

Palo Alto, California

Founded

2020

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Simplify's Take

What believers are saying

  • GrowthBook raised $22.6M in July 2025, funding aggressive product expansion.
  • 4.2 in November 2025 and 4.4 in May 2026 signal rapid shipping velocity.
  • Dropbox, Pepsi, Sony, Wikipedia, and Mistral references support enterprise credibility and demand.

What critics are saying

  • LaunchDarkly and Statsig bundle experimentation with broader control layers, compressing GrowthBook's niche.
  • Feature-flag commoditization pushes buyers toward free open-source defaults and lower switching costs.
  • If Product Analytics stalls after 2026 beta, GrowthBook loses its platform expansion story.

What makes GrowthBook unique

  • MIT-licensed, warehouse-native experimentation keeps customer data inside existing infrastructure.
  • GrowthBook unifies feature flags, A/B testing, and product analytics in one platform.
  • Dropbox standardized releases on GrowthBook, validating enterprise-scale self-hosted adoption.

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Funding

Total Funding

$130k

Below

Industry Average

Funded Over

1 Rounds

Notable Investors:
Seed funding is usually the first official round after pre-seed, when a startup has a prototype or concept. It’s typically used to develop the product, test the market, and start building the team. Investors here are often angel investors or early-stage venture capitalists.
Seed Funding Comparison
Below Average

Industry standards

$3.3M
$130k
GrowthBook
$1.5M
Slack
$2M
Netflix
$2.3M
Instacart
$3M
Robinhood

Benefits

Unlimited Paid Time Off

Health Insurance

Dental Insurance

Vision Insurance

Mental Health Support

Parental Leave

401(k) Retirement Plan

401(k) Company Match

Home Office Stipend

Remote Work Options

Growth & Insights

Headcount

6 month growth

59%

1 year growth

59%

2 year growth

72%

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