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Best convert webp plugins for WordPress

The most popular convert webp plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. Image Optimizer leads with 1M+ active installs, ahead of Smush (1M+) and Imagify Image Optimization (900K+). All 17 plugins tagged “convert webp” 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 10 convert webp plugins

  1. 1.
    Image Optimizer

    The most installed convert webp plugin, with 1M+ active installs. Rated 1.7 from 81 reviews, updated 1 month ago.

  2. 2.
    Smush

    1M+ active installs. Rated 4.8 from 6,053 reviews, updated 6 days ago.

  3. 3.
    Imagify Image Optimization

    900K+ active installs. Rated 4.3 from 1,657 reviews, updated 3 days ago.

  4. 4.
    Converter for Media

    500K+ active installs. Rated 4.9 from 1,108 reviews, updated 4 days ago.

  5. 5.
    ShortPixel Image Optimizer

    300K+ active installs. Rated 4.5 from 830 reviews, updated 3 weeks ago.

  6. 6.
    CompressX

    40K+ active installs. Rated 5.0 from 198 reviews, updated 1 month ago.

  7. 7.
    Kraken.io Image Optimizer

    10K+ active installs. Rated 4.5 from 119 reviews, updated 4 months ago.

  8. 8.
    PageSpeed Ninja

    5K+ active installs. Rated 4.5 from 114 reviews, last updated 2 years ago. Tested only up to WordPress 6.6.11.

  9. 9.
    Highcompress Image Compressor

    600+ active installs. Rated 4.9 from 143 reviews, updated 8 months ago. Tested only up to WordPress 6.9.11.

  10. 10.
    Cloudimage

    200+ active installs. Rated 4.4 from 8 reviews, updated 9 months ago. Tested only up to WordPress 6.8.12.

All 17 plugins tagged “convert webp”