Turn WordPress Visitors Into Leads With Interactive Content
Install our WordPress plugin or paste a one-line embed code. Either way, you're live in under 60 seconds.
Get Started FreeLive in 3 simple steps
Install the CalcStack plugin
Search for "CalcStack" in the WordPress plugin directory, or paste the embed code directly into any page or post using an HTML block.
Pick a calculator
Browse 120+ pre-built templates or create your own with AI. Copy the embed code from your CalcStack dashboard.
Start capturing leads
Your calculator is live. Visitors calculate, see benchmarks, and share their email to save results. Leads arrive in your dashboard with full context.
Why CalcStack for WordPress?
Lead capture built in
Every calculator can gate results behind an email form. Leads arrive with full context — inputs, outputs, and source URL.
Industry benchmarks
Show visitors how they compare to industry averages. Benchmarks make your calculators more valuable and shareable.
White-label ready
Remove all CalcStack branding on Growth and Agency plans. Your calculators look like a native part of your WordPress site.
Works with any theme
The embed code works inside any WordPress theme, page builder (Elementor, Divi, Gutenberg), or custom template.
Popular Calculators for WordPress Sites
ROI Calculator
Help prospects calculate return on investment before they buy.
Pricing Calculator
Let visitors configure pricing and see costs in real time.
Mortgage Calculator
Essential for real estate and financial services WordPress sites.
Solar ROI Calculator
Perfect for solar installers showcasing savings on their WordPress site.
Break-Even Calculator
Show visitors when their investment will pay for itself.
Profit Margin Calculator
A must-have for e-commerce and SaaS pricing pages.
Ready to add calculators to your WordPress site?
Start with the Free plan — no credit card required. Install the plugin or use embed code. Upgrade when you need lead capture and white-labelling.
Get Started Free