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Formstack vs Popupsmart

Two leading forms & surveys tools, compared on pricing, features, and editorial fit. Updated for 2026.

Formstack logo
Formstack

Online forms, document generation, and eSignatures for business workflows

From $83/mo
Visit Formstack
Popupsmart logo
Popupsmart

No-code popup builder for conversions, with A/B testing and targeting

From Free
Visit Popupsmart

At a glance

 FormstackPopupsmart
TaglineOnline forms, document generation, and eSignatures for business workflowsNo-code popup builder for conversions, with A/B testing and targeting
Pricing modelPaidFreemium
Starts at$83/moFree
Founded——
AI-native
CategoriesForms & Surveys, Digital Asset Management, Sales EngagementForms & Surveys, SMS & Push, CRO & Testing
Vendor claimed

Quick take

Pick Formstack if you need online forms, document generation, and esignatures for business workflows. Pick Popupsmart if you need no-code popup builder for conversions, with a/b testing and targeting.

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Formstack alternatives →

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Frequently asked

Is Formstack better than Popupsmart?
It depends on your use case. Formstack is online forms, document generation, and esignatures for business workflows, while Popupsmart is no-code popup builder for conversions, with a/b testing and targeting. See the comparison above for which fits your team.
What's the price difference between Formstack and Popupsmart?
Formstack starts at $83/mo. Popupsmart starts at Free.
Can I migrate from Formstack to Popupsmart?
Most tools in this category support data import via CSV. For complex migrations, both vendors offer onboarding assistance on higher-tier plans.