1. ConvertFlow
Best for: Service brands that want lead-qualifying quiz funnels, popups and landing pages that route leads and sync to their CRM.
Starting price: Free to install with powered-by links. Paid plans start at $29/mo for 10k monthly views, $99/mo for 30k views and CRM integrations, and $299/mo+ for 100k+ monthly views.
ConvertFlow builds lead-qualifying quiz funnels, multi-step forms, popups and landing pages in one no-code builder. Answers and scores sync to HubSpot and other CRM integrations (Salesforce, Klaviyo, Customer.io etc), conditional logic sends each lead to the right outcome, calendar or quote, and the Scheduler element books calls through Calendly, Cal.com or HubSpot. Popups and page content can be personalized by location, ad source and earlier answers, and by CRM data on the Pro plan. Unlike Typeform, plans are priced by monthly funnel views rather than responses. ConvertFlow AI drives agentic funnel experimentation across the full funnel, with automated A/B testing for landing pages, popups, quiz funnels and site content.
Strengths
- Quiz funnels, popups, landing pages and embedded forms in one builder
- Lead scoring and answer-based routing to calendars, content or quotes
- Personalization by location, ad source and quiz answers, plus CRM data on Pro
- ConvertFlow AI runs automated A/B tests across the funnel (Pro plan)
Limitations
- CRM integrations start on Prime; bi-directional integrations for targeting by CRM data are on Pro; Salesforce is on Custom plans
- Conditional funnel logic and A/B testing are on Pro (Personal and Prime include funnel variants)
- No dedicated calculator element or HIPAA BAA documented
2. Typeform
Best for: Teams wanting polished conversational forms, surveys and lead-qualifying quizzes embedded on their site.
Starting price: Free plan; paid from $28/mo billed annually ($39/mo monthly), capped at 100 responses/mo
Form, survey and quiz builder known for conversational one-question-at-a-time forms, with lead scoring and routing on higher plans.
Strengths
- Polished, conversational one-question-at-a-time forms
- Conditional logic from Basic; scoring and outcome quizzes
- Calendly scheduler question and partial-response capture
Limitations
- Plans capped by monthly responses (Basic: 100/mo)
- No native A/B testing
- Salesforce integration listed only on Growth Flow ($266/mo annual)
3. Fillout
Best for: Teams wanting a flexible form builder with a generous free plan and direct HubSpot, Salesforce or Airtable sync.
Starting price: Free plan (1,000 responses/mo); paid from $15/mo billed annually ($19/mo monthly)
Online form builder for multi-page forms, quizzes, scheduling and payment forms, with native CRM and database integrations.
Strengths
- Free plan with 1,000 responses per month
- Built-in scheduling, calculations, scoring and payments
- Direct HubSpot, Klaviyo and Salesforce integrations
Limitations
- Salesforce requires the Team plan ($300/mo) or Enterprise
- Partial submissions need Business; lead tools need a $100/mo add-on
- No built-in A/B testing found
4. Tally
Best for: Small teams and startups wanting a simple, low-cost form builder with free popups and logic.
Starting price: Free plan (unlimited forms and submissions, fair use); paid from $24/mo billed annually ($29/mo monthly)
Document-style online form builder with unlimited forms and submissions on its free plan, plus popups, logic and calculations.
Strengths
- Free plan with unlimited forms and submissions (fair use)
- Free popups with load, delay, scroll and exit-intent triggers
- Conditional logic and calculated fields on the free plan
Limitations
- No native HubSpot, Salesforce or Klaviyo integration; uses Zapier, Make or webhooks
- Partial submissions, custom domains and answer-based email routing need Pro
- No built-in A/B testing found
5. Heyflow
Best for: Paid-traffic and lead-gen teams, including solar and home improvement, building multi-step qualification funnels.
Starting price: From €19/mo (Starter, 50 responses/mo); annual billing saves up to 34%. No free plan; 14-day free trial.
No-code builder for multi-step form and quiz funnels, hosted on Heyflow domains or embedded on your site.
Strengths
- Strong multi-step form and quiz funnel builder
- Calculators, conditional logic and lead scoring via calculations
- Native SMS OTP phone verification and partial submits
Limitations
- Low response caps (50/mo on Starter) with €0.18 per extra lead
- A/B testing, Salesforce and Klaviyo need Scale plus add-on bundles
- No Shopify App Store listing found
6. involve.me
Best for: Service businesses and agencies building calculator and quiz funnels, including solar installers needing quote estimates.
Starting price: Free plan (50 submissions or 500 visits/mo); paid from $29/mo billed annually ($49/mo monthly)
No-code builder for quizzes, calculators, forms and landing pages, with a built-in CRM and email automation.
Strengths
- Formula builder for calculators, quote estimates and scoring
- Native HubSpot, Salesforce, Klaviyo, Pipedrive and Dynamics sync
- Built-in CRM and email automation on every plan
Limitations
- A/B testing, Salesforce, partial submissions and OTP only on Scale ($139/mo yearly) and up
- No Shopify app or product catalog sync; recommendations are built as outcome pages
- Pop-up triggers limited to click, exit intent, page load or time delay; no audience targeting documented
7. Paperform
Best for: Small businesses wanting branded forms that work as standalone pages, with booking, payments and signatures.
Starting price: Free plan (30 submissions/mo); paid from $49/mo billed annually ($59/mo monthly)
Form builder for SMBs whose forms double as hosted pages, with calculations, scoring, payments, scheduling and e-signatures.
Strengths
- Forms can stand alone as branded hosted pages with custom domains
- Scheduling, payments and e-signatures (Papersign) in one product
- Direct HubSpot and Klaviyo integrations; Salesforce via its own Stepper automation
Limitations
- Scoring, calculations and partial submissions need Pro or higher
- Popups open on click only; no timed or exit-intent triggers found
- Not HIPAA compliant; no built-in A/B testing found
8. Jotform
Best for: Teams that need flexible general forms, scheduling or HIPAA-enabled intake, rather than conversion funnels.
Starting price: Free plan; Jotform says paid plans start at $19/mo (confirm on its pricing page)
General-purpose online form builder for forms, quizzes, payments, appointments and workflows, with a free plan.
Strengths
- Free plan and large template library
- Salesforce AppExchange app and native HubSpot integration
- HIPAA-enabled forms with BAA on Gold and Enterprise
Limitations
- No built-in A/B testing; Jotform's own guide uses a third-party tool
- Klaviyo connection runs through Zapier
- Popups are click or page-load lightboxes; no exit-intent trigger documented
9. Growform
Best for: Lead gen teams and agencies running paid ads to multi-step forms in finance, insurance, solar, legal and trades.
Starting price: From $63/mo billed annually ($79/mo monthly); 14-day free trial. Basic plan caps at 300 leads/mo, 3 active forms, 1 embed domain.
Multi-step lead form builder for paid traffic, with conditional logic, lead verification, consent certificates and ad pixel tracking.
Strengths
- Built only for multi-step lead forms, with 250+ templates
- Real-time phone and email validation plus TrustedForm and Jornaya consent certificates
- Ad pixels can fire on any step and be blocked for disqualified leads
Limitations
- HubSpot, Salesforce and Klaviyo connect via Zapier, not native integrations
- A/B testing and calculations are listed as coming in 2026
- Popups open only when a button is clicked; no scored quizzes or results pages