Best online calculator plugins for WordPress

The most popular online calculator plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. Calculator Builder leads with 1K+ active installs. All 1 plugins tagged “online calculator” 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.

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All 1 plugins tagged “online calculator”