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Optimus

Optimus is a WordPress plugin designed to optimize images by significantly reducing their file size without compromising visual quality.

Free tierPrice verified 2026-09-28Visit site ↗
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Our verdict

Who it's for

Smart image compression for WordPress to accelerate websites and improve PageSpeed.

Who should look elsewhere

Free version has a strict 100 KB file size limit per image

Pros

  • +Significant file size reduction (up to 70%) while maintaining visual quality
  • +Optimizes all image sizes, including thumbnails, unlike many other tools
  • +Improves website loading times and PageSpeed scores, benefiting SEO
  • +Generates WebP and progressive JPEGs for modern web performance
  • +Transparent pricing with no hidden costs or automatic renewals

Cons

  • −Free version has a strict 100 KB file size limit per image
  • −Requires images to be transferred to Optimus servers for processing
  • −Free version does not include WebP conversion or HTTPS connection

Key features

  • ✓Lossless PNG compression
  • ✓Slightly lossy JPEG compression
  • ✓Automatic optimization of original and preview images (thumbnails)
  • ✓Removal of EXIF and IPTC metadata (optional)
  • ✓WebP conversion
  • ✓Progressive JPEG generation
  • ✓HTTPS connection for image transfer
  • ✓Unlimited image compression (paid plans)

Pricing

PlanPriceBillingNotes
Optimus HQ PRO$169monthAllowed image formats JPEG, PNG; Maximal file size 10 MB; HTTPS connection
Optimus HQ$39monthAllowed image formats JPEG, PNG; Maximal file size 10 MB; HTTPS connection
Optimus—monthAllowed image formats JPEG, PNG; Maximal file size 100 KB; HTTPS connection

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