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Best calculator-builder plugins for WordPress

The most popular calculator-builder plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. Calculator Builder leads with 1K+ active installs, ahead of ShahCalc (10+) and InteractiveCalculator for WordPress (10+). All 5 plugins tagged “calculator-builder” are below, with figures from WordPress.org that update every day.

Installs aren’t everything: a recent release, a “Tested up to” that matches the current WordPress, and support threads that get resolved show a plugin is looked after. Open any plugin for its downloads, rank history and alternatives.

Research this niche or see all plugins.

Top 5 calculator-builder plugins

  1. 1.
    Calculator Builder

    The most installed calculator-builder plugin, with 1K+ active installs. Rated 4.7 from 18 reviews, updated 2 months ago.

  2. 2.
    ShahCalc

    10+ active installs. No reviews yet, updated 1 month ago.

  3. 3.
    InteractiveCalculator for WordPress

    10+ active installs. Only 1 review so far, updated 8 months ago. Tested only up to WordPress 6.9.11.

  4. 4.
    ActiveCalculator

    10+ active installs. No reviews yet, updated 3 weeks ago.

  5. 5.
    Niftyflow

    Fewer than 10 active installs. No reviews yet, last updated 2 years ago. Tested only up to WordPress 6.4.14.

All 5 plugins tagged “calculator-builder”