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Head-to-head · Pop-Up Builder Software

Claspo vs OptinMonster

  • Updated Sep 2026
  • Both researched from official sources
  • 2 checks side by side
Higher score Claspo #3 in Pop-Up Builder Software 7.8/10 Free plan · 14-day trial Free plan✓ 1 of 5 features Visit Claspo
OptinMonster #8 in Pop-Up Builder Software 6.8/10 From $21/mo ✓ 1 of 5 features Visit OptinMonster

Claspo leads on 1 check, OptinMonster on 0, and 1 is even. Who comes out ahead on the 2 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreClaspo · 7.8/10
  • Free planonly Claspo

Claspo scores higher on our rubric for pop-up builder software: 7.8 against 6.8 out of 10; our editors rank them #3 and #8.

Claspo offers free plan; OptinMonster doesn't.

Claspo is the better fit for AI-assisted popup building and testing. OptinMonster is the better fit for mature lead capture and lead routing.

  • Claspo fits best

    AI-assisted popup building and testing

  • OptinMonster fits best

    Mature lead capture and lead routing

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. How we rank.

Side by side

Feature Claspo 7.8/10 Visit ↗ OptinMonster 6.8/10 Visit ↗
At a glance
Editor score 7.8 6.8
Ranking #3 in Pop-Up Builder Software #8 in Pop-Up Builder Software
Best for AI-assisted popup building and testing Mature lead capture and lead routing
Pricing model Free plan + paid Paid
Starting price Not published $21/mo
Free plan ✓ (best) —
Free trial — —
Deployment Cloud Cloud
Platforms Web Web
Integrations 12 integrations 15 integrations
Features Claspo 1/5 · OptinMonster 1/5
Audience targeting Not published Not published
A/B testing ✓ ✓
Geo-targeting Not published Not published
Lead capture forms Not published Not published
Custom CSS Not published Not published
Specs
Campaign formats Not published Not published
Trigger types Not published Not published
Our review
Pros
  • Free plan includes all features, unlimited widgets, and unlimited team members
  • Advanced targeting, multi-step forms, gamification, and A/B testing
  • Integrates with WordPress, Shopify, CRMs, email tools, and webhooks
  • Broad popup formats with behavioral, page, device, and geolocation targeting
  • Lead sharing, automated distribution, TruLead verification, and webhooks
  • A/B testing, conversion analytics, revenue attribution, and AI copywriting
Cons
  • Free plan supports up to one website
  • The Free plan includes a Powered by Claspo badge
  • Enterprise pricing uses custom terms and contracts
  • No free plan for ongoing use
  • Advanced capabilities are split across higher-tier plans
  • The broad feature set may exceed the needs of simple popup campaigns
Our verdict

Claspo is a web-based popup builder for online businesses focused on lead capture, email list growth, opt-ins, and sales. Its drag-and-drop editor supports popups, floating boxes, floating bars, embedded widgets, fullscreen layouts, and…

Read the review →

OptinMonster is a web-based lead-generation and conversion optimization platform for marketers, small businesses, agencies, publishers, and ecommerce websites. It supports lightbox popups, fullscreen campaigns, floating bars, slide-ins,…

Read the review →
  1. ClaspoPop-Up Builder Software 7.8Free plan · 14-day trial
  2. OptinMonsterPop-Up Builder Software 6.8From $21/mo

Strengths and trade-offs

  • Claspo — where it wins

    • Free plan includes all features, unlimited widgets, and unlimited team members
    • Advanced targeting, multi-step forms, gamification, and A/B testing
    • Integrates with WordPress, Shopify, CRMs, email tools, and webhooks

    Where it doesn't

    • Free plan supports up to one website
    • The Free plan includes a Powered by Claspo badge
    • Enterprise pricing uses custom terms and contracts
  • OptinMonster — where it wins

    • Broad popup formats with behavioral, page, device, and geolocation targeting
    • Lead sharing, automated distribution, TruLead verification, and webhooks
    • A/B testing, conversion analytics, revenue attribution, and AI copywriting

    Where it doesn't

    • No free plan for ongoing use
    • Advanced capabilities are split across higher-tier plans
    • The broad feature set may exceed the needs of simple popup campaigns

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026

Last updated · How we research and update