Responsive Mortgage Calculator vs Zigaform Calculator
Compare WordPress plugins and tools side by side. Pick products with “Compare” in the software directory.
| Feature | Responsive Mortgage Calculator v2.6.2 · checked 23 Oct 2026 Free · ★ 4.4/5 Visit Details | Zigaform Calculator v7.7.20 · checked 23 Oct 2026 Free + paid · ★ 4.6/5 Visit Details |
|---|---|---|
| At a glance | ||
| Active installs | 7,000+ | 100+ |
| Last updated | October 24, 2026 | August 25, 2026 |
| Editions | Responsive Mortgage Calculator | ZigaForm Calculator and Cost Estimation Form Builder Lite · ZigaForm Pro ($) |
| Pros | Widget and two shortcodes, easy to place on any theme; Currency format, compounding and amortisation settings; Single settings page with no paid upsell in the code | Drag-and-drop builder with formula-based cost totals; Admin entry records for submitted estimates; Offline payment and PayPal settings in the free code |
| Cons | Detailed schedule popup sends visitor inputs to mlcalc.com; Fixed-rate loans only, as the readme describes; Readme still mentions a Pro version from 2015 with no current paid edition in code | Conditional logic is marked as a Pro feature; Style customiser pulls font list from the Google Fonts API; Many options and shortcodes, so setup takes time |
| Mentioned in our posts | 2 | 2 |
| More features | ||
| Other features | Estimated payment from price, down payment, rate and term, Sidebar widget, Shortcodes mortgagecalculator and rmc, Amortisation period in months or years, Currency symbol, ISO code and format settings, Interest compounding period setting, Settings page under Settings menu, Detailed schedule popup hosted on mlcalc.com | Formula-based cost totals and summary shortcodes, Offline payment gateway, Google Fonts list for the style customiser, Translation management addon, WooCommerce addon |
| Integrations | ||
| Payment | — | PayPal |
| E-commerce | — | WooCommerce |
| Other | mlcalc.com | Google reCAPTCHA, Google Fonts |
| Requires WordPress | 4.7 | 5.0 |
| Tested up to | 7.1 | 6.9 |
| Phones home | No | No |
| External services | www.mlcalc.com | www.google.com, www.googleapis.com |
| Blocks | — | 1 |
| Shortcodes | 2 | 16 |