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Head-to-head

Customer Thermometer vs Formstack

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

Customer Thermometer logo
Customer Thermometer

One-click email satisfaction surveys with real-time response alerts

From $49/mo
Visit Customer Thermometer
Formstack logo
Formstack

Online forms, document generation, and eSignatures for business workflows

From $83/mo
Visit Formstack

At a glance

 Customer ThermometerFormstack
TaglineOne-click email satisfaction surveys with real-time response alertsOnline forms, document generation, and eSignatures for business workflows
Pricing modelPaidPaid
Starts at$49/mo$83/mo
Founded——
AI-native
CategoriesForms & Surveys, Customer SupportForms & Surveys, Digital Asset Management, Sales Engagement
Vendor claimed

Quick take

Pick Customer Thermometer if you need one-click email satisfaction surveys with real-time response alerts. Pick Formstack if you need online forms, document generation, and esignatures for business workflows.

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Frequently asked

Is Customer Thermometer better than Formstack?
It depends on your use case. Customer Thermometer is one-click email satisfaction surveys with real-time response alerts, while Formstack is online forms, document generation, and esignatures for business workflows. See the comparison above for which fits your team.
What's the price difference between Customer Thermometer and Formstack?
Customer Thermometer starts at $49/mo. Formstack starts at $83/mo.
Can I migrate from Customer Thermometer to Formstack?
Most tools in this category support data import via CSV. For complex migrations, both vendors offer onboarding assistance on higher-tier plans.