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Head-to-head · A/B Testing Tools

Optimizely Experimentation vs ABsmartly

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score Optimizely Experimentation #1 in A/B Testing Tools 9.3/10 Free plan Free plan✓ 5 of 5 features Visit Optimizely
ABsmartly #41 in A/B Testing Tools 5.3/10 Pricing on request ✓ 5 of 5 features Visit ABsmartly

Optimizely Experimentation leads on 1 check, ABsmartly on 0, and 5 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 scoreOptimizely Experimentation · 9.3/10
  • Free planonly Optimizely Experimentation

Optimizely Experimentation scores higher on our rubric for a/b testing tools: 9.3 against 5.3 out of 10; our editors rank them #1 and #41.

Optimizely Experimentation offers free plan; ABsmartly doesn't.

Optimizely Experimentation is the better fit for mature organizations running complex experiments. ABsmartly is the better fit for enterprise teams needing rigorous experimentation.

  • Optimizely Experimentation fits best

    Mature organizations running complex experiments

  • ABsmartly fits best

    Enterprise teams needing rigorous experimentation

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 Optimizely Experimentation 9.3/10 Visit ↗ ABsmartly 5.3/10 Visit ↗
At a glance
Editor score 9.3 5.3
Ranking #1 in A/B Testing Tools #41 in A/B Testing Tools
Best for Mature organizations running complex experiments Enterprise teams needing rigorous experimentation
Pricing model Free plan + paid Paid
Starting price — —
Free plan ✓ (best) —
Free trial — —
Deployment Cloud Cloud, Self-hosted, Browser extension
Platforms Web, iOS, Android Web, iOS, Android, Chrome extension
Support Tickets, Community, Docs Email, Live chat, Docs
Compliance SOC 2, ISO 27001, GDPR, HIPAA, PCI DSS SOC 2, ISO 27001, GDPR, HIPAA, SSO/SAML
Integrations 3 integrations 4 integrations
Built for Small business, Mid-market, Enterprise Mid-market, Enterprise
Features Optimizely Experimentation 5/5 · ABsmartly 5/5
Visual editor ✓ ✓
Server-side testing ✓ ✓
Mobile SDK ✓ ✓
Audience targeting ✓ ✓
Feature flags ✓ ✓
Specs
Test types A/B testing, multi-page testing, feature testing, server-side testing, multivariate testing, multi-armed bandit testing A/B testing; A/B/n multi-variant testing; Fixed Horizon; Group Sequential Testing
Supported platforms Web_and_mobile Web_and_mobile
Our review
Pros
  • Supports web, mobile, API, and server-side experimentation
  • Combines visual testing, feature flags, targeting, and personalization
  • Includes multivariate, funnel, redirect, and bandit testing options
  • Fixed-horizon and group-sequential statistical analysis
  • Client- and server-side testing with feature flags
  • SaaS or self-hosted deployment across web and mobile
Cons
  • Pricing requires contacting sales for an individually packaged plan
  • SDK-based server-side testing may require engineering involvement
  • Its broad feature set may exceed the needs of simple web-test teams
  • Pricing requires a sales conversation
  • No free plan is available
  • Its broad feature set may exceed simpler testing needs
Our verdict

Optimizely Experimentation is designed for marketing, product, and engineering teams running experiments across websites, mobile applications, APIs, and other connected digital channels. It covers client-side web testing through a…

Read the review →

ABsmartly is an experimentation and feature-flag platform for product, engineering, and data teams. It is designed for organizations running experimentation programs across web applications, mobile apps, and backend systems. The platform…

Read the review →
  1. Optimizely ExperimentationA/B Testing Tools 9.3Free plan
  2. ABsmartlyA/B Testing Tools 5.3Pricing on request

Strengths and trade-offs

  • Optimizely Experimentation — where it wins

    • Supports web, mobile, API, and server-side experimentation
    • Combines visual testing, feature flags, targeting, and personalization
    • Includes multivariate, funnel, redirect, and bandit testing options

    Where it doesn't

    • Pricing requires contacting sales for an individually packaged plan
    • SDK-based server-side testing may require engineering involvement
    • Its broad feature set may exceed the needs of simple web-test teams
  • ABsmartly — where it wins

    • Fixed-horizon and group-sequential statistical analysis
    • Client- and server-side testing with feature flags
    • SaaS or self-hosted deployment across web and mobile

    Where it doesn't

    • Pricing requires a sales conversation
    • No free plan is available
    • Its broad feature set may exceed simpler testing needs
  • Optimizely Experimentation9.3/10 · Free plan

    A broad experimentation suite for mature teams running complex digital tests.

    Visit OptimizelyFull verdict →
  • ABsmartly5.3/10 · Pricing on request

    A rigorous experimentation suite for teams running tests across web, mobile, and backend systems.

    Visit ABsmartlyFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update