Suggestions appear as you type. Use the up and down arrows to choose one and Enter to open it.

This page's audience our own tag's counts — open to see them
–Visits
–Page views
–Clicks to vendors
–Time on page
–Reading now
Clicks to vendors, by tool
  • –
Top countries
  • –
Devices
  • –

– · visits, page views and clicks counted by our own tag, which counts more than our checked analytics; every figure rounded down · how we count

Head-to-head · Visual Regression Testing Software

Happo vs Diffy

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score Happo #4 in Visual Regression Testing Software 8.8/10 Free plan Free plan✓ 3 of 3 features Visit Happo
Diffy #6 in Visual Regression Testing Software 8.6/10 Free plan Free plan✓ 3 of 3 features Visit Diffy

Happo leads on 0 checks, Diffy on 1, 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 scoreHappo · 8.8/10
  • Lowest starting priceDiffy · $67/mo
  • Free planboth

Happo scores higher on our rubric for visual regression testing software: 8.8 against 8.6 out of 10; our editors rank them #4 and #6.

Diffy is cheaper to start at $67/mo against $149/mo.

Happo is the better fit for teams testing web and mobile interfaces. Diffy is the better fit for teams comparing many environments and breakpoints.

  • Happo fits best

    Teams testing web and mobile interfaces

  • Diffy fits best

    Teams comparing many environments and breakpoints

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 Happo 8.8/10 Visit ↗ Diffy 8.6/10 Visit ↗
At a glance
Editor score 8.8 8.6
Ranking #4 in Visual Regression Testing Software #6 in Visual Regression Testing Software
Best for Teams testing web and mobile interfaces Teams comparing many environments and breakpoints
Pricing model Free plan + paid Free plan + paid
Starting price $149/mo $67/mo (best)
Free plan ✓ ✓
Free trial — —
Deployment Cloud Cloud, Self-hosted
Platforms Web, iOS, Android Web
Support Email, Docs Email, Docs
Integrations 10 integrations 11 integrations
Built for Small business, Mid-market, Enterprise Small business, Mid-market
Features Happo 3/3 · Diffy 3/3
Cross-browser capture ✓ ✓
CI/CD integrations ✓ ✓
Approval workflow ✓ ✓
Specs
Visual diff modes Pixel Pixel
Project limit Not checked yet Not checked yet
Browser count 2 browsers 2 browsers
Our review
Pros
  • Supports visual and accessibility regression testing
  • Integrates with Storybook, Playwright, Cypress, and CI tools
  • Captures screenshots across browsers, responsive views, iOS, and Android
  • Responsive captures across production, staging, development, and custom URLs
  • Masking, authenticated captures, and dynamic-content mocking reduce false positives
  • CI/CD support through CLI, GitHub Action, and multiple integrations
Cons
  • Paid plans begin at $149 per month
  • Advanced browser coverage is limited to higher paid tiers
  • No AI features or open-source offering
  • The Free Plan is limited to production and staging environments
  • CI automation and multiple environments require a paid Pro Plan
  • Monthly Pro pricing is higher than the annual billing option
Our verdict

Happo is a cloud-based platform for visual and accessibility regression testing across web, iOS, Android, and API workflows. Development teams can capture interface screenshots through Storybook, Playwright, Cypress, or custom API…

Read the review →

Diffy is a hosted visual regression testing platform for agencies and development teams managing websites. It captures pages across configurable responsive breakpoints and compares production, staging, development, and custom environments.…

Read the review →
  1. HappoVisual Regression Testing Software 8.8Free plan
  2. DiffyVisual Regression Testing Software 8.6Free plan

Strengths and trade-offs

  • Happo — where it wins

    • Supports visual and accessibility regression testing
    • Integrates with Storybook, Playwright, Cypress, and CI tools
    • Captures screenshots across browsers, responsive views, iOS, and Android

    Where it doesn't

    • Paid plans begin at $149 per month
    • Advanced browser coverage is limited to higher paid tiers
    • No AI features or open-source offering

  • Diffy — where it wins

    • Responsive captures across production, staging, development, and custom URLs
    • Masking, authenticated captures, and dynamic-content mocking reduce false positives
    • CI/CD support through CLI, GitHub Action, and multiple integrations

    Where it doesn't

    • The Free Plan is limited to production and staging environments
    • CI automation and multiple environments require a paid Pro Plan
    • Monthly Pro pricing is higher than the annual billing option
  • Happo8.8/10 · Free plan

    A broad visual testing platform with a free tier and paid plans from $149 monthly.

    Visit HappoFull verdict →
  • Diffy8.6/10 · Free plan

    Diffy combines responsive visual comparisons, environment coverage, and CI automation.

    Visit DiffyFull verdict →

More comparisons

All visual regression testing software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update