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

From $3.25/mo (free plan available)Visit Website
Reviews onG2
2 reviews tracked

The Bottom Line

Price
From $3.25/mo (free plan available). Compare plans

Key facts

  • Compresses WordPress images (JPEG, PNG) without visible quality loss.
  • Optimizes both original images and all generated thumbnails.
  • Removes metadata and generates WebP/progressive JPEGs for faster loading and better SEO.

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

What is Optimus?

Optimus is a WordPress plugin designed to optimize images by significantly reducing their file size without compromising visual quality. It achieves this through lossless compression for PNG images and slightly lossy compression for JPEG images. Unlike many other tools, Optimus not only compresses original images but also all generated preview images (thumbnails) within WordPress. The plugin further enhances optimization by removing unnecessary metadata like EXIF and IPTC data from JPEG and PNG files, which can lead to file size reductions of up to 70%. It also generates progressive JPEGs and converts images to WebP format. The compression process occurs discreetly in the background on Optimus servers, ensuring user privacy. This tool is ideal for WordPress users, website owners, and developers looking to improve website loading times, SEO rankings, and overall user experience by serving optimized images. Key benefits include faster website performance, improved PageSpeed scores, reduced traffic thanks to smaller images, and compatibility with WordPress Multisite and WooCommerce. The software is developed in Switzerland and hosted in Germany, emphasizing data privacy and continued development.

Available on: Web

Ratings Across the Web

4(2 reviews)

Optimus holds an aggregate rating of 4 out of 5 from 2 reviews across G2, last checked March 19, 2026.

Ratings aggregated from independent review platforms. Learn more

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 Plans

Pricing checked Sep 28, 2026

Optimus plans and prices, checked September 2026
PlanPriceDetails
Optimus HQ PRO

$169 / year

  • Maximal file size 10 MB
  • HTTPS connection
  • WebP conversion
+1 more
  • One license for all customer projects
Optimus HQ

$39 / year

  • Maximal file size 10 MB
  • HTTPS connection
  • WebP conversion
+6 more
  • One license for all own projects
  • No hidden fees, no automatic renewal
  • Registration is not required
  • Conversion to WebP
  • Usage of license key for all private projects
  • PDF invoicing
Optimus

Free

  • Maximal file size 100 KB
  • HTTPS connection –
  • WebP conversion –
+1 more
  • Unrestricted Free Download

Included in all plans

  • Allowed image formats JPEG, PNG
  • Unlimited amount of images
  • Progressive JPEGs
  • Hosting in Germany

Is Optimus worth the price?

Good value

Optimus offers a fair pricing structure, especially with its generous free tier and the affordable Optimus HQ at $39/year.

The Optimus HQ PRO at $169/year seems a bit expensive for essentially offering 'one license for all customer projects' over 'one license for all own projects' compared to the HQ tier. It's best for individual bloggers and small businesses looking for cost-effective image optimization.

How Optimus's pricing compares

At $3.25/mo, billing unit not specified, Optimus is mid-range of its 2 comparable direct competitors ($2.50 to $4.99/mo across the set).

$2.50
Optimus
$3.25
$4.99

Entry paid plan, monthly. Pricing checked Sep 28, 2026.

Reviews

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Optimus FAQ

How does Optimus help improve website loading times?

Optimus significantly reduces image file sizes by up to 70% through efficient compression techniques. This reduction in file size means less data needs to be transferred, directly leading to faster website loading times and improved PageSpeed scores.

Which teams would benefit most from using Optimus?

Optimus is ideal for WordPress users, website owners, and developers focused on enhancing website performance and SEO. It is particularly useful for those managing content-heavy sites where image optimization is crucial for user experience.

How is Optimus priced?

Optimus is available on a free tier, which offers basic image compression. For more extensive usage and advanced features like WebP conversion and HTTPS connections, paid plans are available.

What kind of limitations does the free version of Optimus have?

The free version of Optimus has a strict file size limit of 100 KB per image for processing. Additionally, it does not include WebP conversion or secure HTTPS connections for image transfers.

Can Optimus optimize all image sizes within WordPress?

Yes, Optimus is designed to optimize not only the original uploaded images but also all generated preview images, commonly known as thumbnails, within WordPress. This comprehensive optimization ensures all visual elements contribute to faster loading.

How does Optimus compare to a tool like Shortpixel?

Optimus optimizes all image sizes, including thumbnails, which is a key differentiator from many other tools. It also focuses on data privacy by processing images on servers hosted in Germany, and offers transparent pricing without automatic renewals.

Does Optimus support modern image formats for web performance?

Yes, Optimus enhances web performance by generating progressive JPEGs and converting images to the WebP format. These formats provide better compression and faster rendering for modern web browsers.

Source: optimus.io

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