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Head-to-head · A/B Testing Tools

GrowthBook vs Apex

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score GrowthBook #8 in A/B Testing Tools 8.5/10 Free plan Free plan✓ 5 of 5 features Visit GrowthBook
Apex #25 in A/B Testing Tools 6.8/10 Free plan · 30-day trial Free planFree trial✓ 5 of 5 features Visit Apex

GrowthBook leads on 0 checks, Apex on 0, and 6 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreGrowthBook · 8.5/10
  • Free planboth
  • Free trialonly Apex

GrowthBook scores higher on our rubric for a/b testing tools: 8.5 against 6.8 out of 10; our editors rank them #8 and #25.

GrowthBook is the better fit for teams wanting broad, flexible experimentation. Apex is the better fit for teams wanting a broad free starter tool.

  • GrowthBook fits best

    Teams wanting broad, flexible experimentation

  • Apex fits best

    Teams wanting a broad free starter tool

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature GrowthBook 8.5/10 Visit ↗ Apex 6.8/10 Visit ↗
At a glance
Editor score 8.5 6.8
Ranking #8 in A/B Testing Tools #25 in A/B Testing Tools
Best for Teams wanting broad, flexible experimentation Teams wanting a broad free starter tool
Pricing model Free plan + paid Free plan + paid
Starting price — —
Free plan ✓ ✓
Free trial — 30 days
Deployment Cloud, Self-hosted, Mobile Cloud, Mobile
Platforms Web, iOS, Android Web, iOS, Android
Support Live chat, Email, Community, Docs Email, Community, Docs
Compliance SOC 2, GDPR, HIPAA, SSO/SAML GDPR, SSO/SAML, 2FA
Integrations 11 integrations 12 integrations
Built for Solo, Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features GrowthBook 5/5 · Apex 5/5
Visual editor ✓ ✓
Server-side testing ✓ ✓
Mobile SDK ✓ ✓
Audience targeting ✓ ✓
Feature flags ✓ ✓
Specs
Test types A/B tests; safe rollouts; multi-arm bandits A/B testing, multivariate experiments, server-side testing, mobile-app testing
Supported platforms Web_and_mobile Web_and_mobile
Our review
Pros
  • Supports A/B, multivariate, sequential, bandit, visual, and rollout testing
  • Connects to warehouses including Snowflake, BigQuery, Databricks, and ClickHouse
  • Offers cloud and self-hosted deployment across web, mobile, API, and edge use cases
  • Covers A/B, multivariate, server-side, and mobile-app testing
  • Combines visual editing, AI Builder, targeting, flags, and gradual rollouts
  • Offers REST API, SDKs, webhooks, and broad analytics integrations
Cons
  • Starter is limited to 3 users and 1 project
  • Visual editor experiments are included in Pro, not Starter
  • SSO, SCIM, approval workflows, and advanced access control require Enterprise
  • Paid Apex and Enterprise plans use custom pricing
  • Starter is described both as free forever and as a 30-day trial
  • Its broad feature set may exceed the needs of teams seeking simple A/B tests
Our verdict

GrowthBook is an open-source experimentation and feature-management platform for product, engineering, data, and growth teams. It supports A/B and multivariate experimentation, sequential analysis, multi-arm bandits, visual editor tests,…

Read the review →

Apex is an experimentation platform from Drip for direct-to-consumer and enterprise brands. It supports browser-based A/B testing, multivariate experiments, server-side testing, and mobile-app testing across web, iOS, Android, and API…

Read the review →
  1. GrowthBookA/B Testing Tools 8.5Free plan
  2. ApexA/B Testing Tools 6.8Free plan · 30-day trial

Strengths and trade-offs

  • GrowthBook — where it wins

    • Supports A/B, multivariate, sequential, bandit, visual, and rollout testing
    • Connects to warehouses including Snowflake, BigQuery, Databricks, and ClickHouse
    • Offers cloud and self-hosted deployment across web, mobile, API, and edge use cases

    Where it doesn't

    • Starter is limited to 3 users and 1 project
    • Visual editor experiments are included in Pro, not Starter
    • SSO, SCIM, approval workflows, and advanced access control require Enterprise

  • Apex — where it wins

    • Covers A/B, multivariate, server-side, and mobile-app testing
    • Combines visual editing, AI Builder, targeting, flags, and gradual rollouts
    • Offers REST API, SDKs, webhooks, and broad analytics integrations

    Where it doesn't

    • Paid Apex and Enterprise plans use custom pricing
    • Starter is described both as free forever and as a 30-day trial
    • Its broad feature set may exceed the needs of teams seeking simple A/B tests
  • GrowthBook8.5/10 · Free plan

    A flexible experimentation platform with open-source deployment and a clear Pro path.

    Visit GrowthBookFull verdict →
  • Apex6.8/10 · Free plan · 30-day trial

    A broad experimentation suite with a free Starter plan and custom-priced paid tiers.

    Visit ApexFull verdict →

More comparisons

All A/B testing tools comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update