Software Alternatives & Startups

ImageOptim VS Compressor.app

Compare ImageOptim VS Compressor.app and see what are their differences

ImageOptim logo ImageOptim

Faster web pages and apps.

Compressor.app logo Compressor.app

Securely compress PDF, JPEG, PNG, MP4, and 50+ other formats without losing quality. Fast online compression tool for images, documents, videos, and more.
  • ImageOptim Landing page
    Landing page //
    2023-03-12
  • Compressor.app Compressor Home
    Compressor Home //
    2026-03-12
  • Compressor.app Compressor Portal
    Compressor Portal //
    2026-03-12
  • Compressor.app Compressor API
    Compressor API //
    2026-03-12

Compressor.app is a fast, secure, and intelligent platform for compressing files without sacrificing quality. It helps individuals, teams, and developers reduce file sizes in seconds, making uploads faster, storage more efficient, and file sharing effortless.

The platform supports 50+ file formats in one place, including images, videos, documents, and archives such as JPG, PNG, PDF, MP4, DOCX, and ZIP. Instead of using different tools for each format, you can simply upload your files and let Compressor.app handle the optimization automatically.

With AI-powered compression, the system analyzes each file and applies the most effective compression method for that format. This allows files to become significantly smaller while maintaining visual clarity and document integrity.

Compressor.app also includes free cloud storage for all compressed files. Your optimized files are securely stored and accessible anytime, making it easy to manage, download, or share them without relying on additional storage solutions.

For developers, Compressor.app provides a simple and powerful API that allows compression to be integrated directly into applications, SaaS platforms, and automated workflows. Files can be optimized automatically during uploads, processing pipelines, or media delivery.

Security and privacy are built in from the start. Files are encrypted during processing and handled on GDPR-compliant infrastructure, ensuring your data remains protected.

Whether you’re optimizing media assets, reducing document sizes, or building automated file processing systems, Compressor.app offers a simple and powerful way to compress and manage files at scale.

ImageOptim

Pricing URL
-
$ Details
Platforms
-
Release Date
-

Compressor.app

$ Details
freemium $12 / Monthly (50 GB of monthly quota, 128 MB maximum file size)
Platforms
Web iOS Android Generic HTTP API REST API
Release Date
2026 March
Startup details
Country
Germany
State
Berlin
City
Berlin

ImageOptim features and specs

  • Lossless Compression
    ImageOptim performs lossless image compression, meaning it reduces file sizes without sacrificing image quality.
  • Privacy Focused
    ImageOptim processes images on your Mac, ensuring that no data is sent to a third-party server, which enhances privacy.
  • Easy to Use
    The software has a simple, intuitive drag-and-drop interface that makes it easy for users to optimize images quickly.
  • Supports Multiple Formats
    ImageOptim supports a variety of image formats including PNG, JPEG, and GIF, making it a versatile tool for different types of images.
  • Open Source
    Being open-source software, ImageOptim allows users to inspect the source code, contribute to its development, and ensure its security.
  • Free of Charge
    The software is available for free, allowing users to take advantage of its features without any cost.

Possible disadvantages of ImageOptim

  • Limited Advanced Features
    ImageOptim lacks some advanced features found in paid image optimization tools, such as detailed file analysis and batch processing options.
  • Mac-Only
    The software is only available for macOS, so users on other operating systems cannot use it.
  • Potentially Slower for Large Jobs
    While efficient for individual images, ImageOptim may be slower for optimizing large batches of high-resolution images.
  • No Cloud Integration
    ImageOptim does not offer cloud integration, which means users can't directly optimize images stored in cloud services.

Compressor.app features and specs

  • User-Friendly Interface
    Compressor.app features an intuitive and easy-to-navigate interface, allowing users of all experience levels to efficiently compress files without a steep learning curve.
  • High-Quality Compression
    The app provides powerful compression algorithms that maintain high quality while significantly reducing file size, making it suitable for both personal and professional use.
  • Speed
    Compressor.app offers quick processing times, which saves users time when dealing with large files or batches of files that need to be compressed in a short period.
  • File Format Support
    It supports a wide range of file formats, making it versatile and capable of handling various types of media files, from images to videos and documents.

Possible disadvantages of Compressor.app

  • Limited Free Features
    The free version of Compressor.app may be limited in its capabilities, requiring users to purchase the full version for access to all features.
  • Platform Dependency
    Currently, the app may only be available on specific platforms, which could limit its accessibility for users on unsupported systems.
  • Potential Quality Loss
    Despite using high-quality compression algorithms, there is always a potential risk of noticeable quality loss, especially if files are compressed beyond certain thresholds.
  • Cost
    For users needing advanced features or higher performance, the cost of the premium version might be a barrier compared to similar free alternatives.

Analysis of ImageOptim

Overall verdict

  • Yes, ImageOptim is considered a good tool for image optimization. It is user-friendly, effective, and integrates well with various workflows, making it a popular choice among web developers and designers.

Why this product is good

  • ImageOptim is highly regarded for its ability to compress images without significant loss of quality. It optimizes images by removing unnecessary metadata and employing various compression techniques. This results in smaller file sizes, which helps speed up website load times and reduces bandwidth usage.

Recommended for

  • Web developers looking to improve website speed and performance
  • Designers who need to optimize images for digital use without compromising quality
  • Photographers seeking to reduce file sizes for online portfolios
  • Anyone needing a straightforward tool for reducing image file sizes

Analysis of Compressor.app

Overall verdict

  • Compressor.app is a solid, free, browser-based image compression tool that reduces file sizes quickly without requiring software installation, making it a convenient choice for casual and quick optimization needs.

Why this product is good

  • Free to use with no software installation required
  • Works directly in your web browser on any device
  • Supports common image formats like JPEG, PNG, GIF, and SVG
  • Fast compression that noticeably reduces file sizes while maintaining reasonable quality
  • Simple, user-friendly drag-and-drop interface
  • Privacy-friendly as it processes images locally in some cases

Recommended for

  • Bloggers and website owners looking to speed up page load times
  • Casual users who need quick one-off image compression
  • Designers wanting to reduce image file sizes before sharing
  • People who prefer online tools over installing desktop software
  • Small businesses optimizing images for web and email

ImageOptim videos

An absolute beginers guide to using Imageoptim on a Mac

More videos:

  • Review - An introduction to ImageOptim CLI
  • Review - Ускоряем загрузку сайта [Сжимаем графику при помощи ImageOptim или FileOptimizer]

Compressor.app videos

Compressor App Walkthrough

Category Popularity

0-100% (relative to ImageOptim and Compressor.app)
Image Optimisation
96 96%
4% 4
Image Editing
100 100%
0% 0
Image Compression
85 85%
15% 15
Photos & Graphics
100 100%
0% 0

User comments

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Social recommendations and mentions

Based on our record, ImageOptim seems to be more popular. It has been mentiond 54 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

ImageOptim mentions (54)

  • How to Improve Website Performance: Tips and Tools
    Compress Images: Use tools like TinyPNG or ImageOptim to reduce image sizes without sacrificing quality. - Source: dev.to / almost 2 years ago
  • How to improve web performance
    Compress Images: Reduce file size while maintaining quality using image compression tools like TinyPNG or ImageOptim. Also, you can use Figma plugin: ExportX. - Source: dev.to / over 2 years ago
  • How to improve page load speed and response times: A comprehensive guide
    Compressing images: This technique reduces image size without compromising quality. You can achieve this using various image compression tools like TinyPNG or ImageOptim. These tools are specifically designed to manage multiple image formats and compression methods. They help reduce image files, resulting in less data transfer from the server to the user's device. It is advisable to compress images before... - Source: dev.to / over 2 years ago
  • Optimizing Images for Developer Blogs
    ImageOptimImageOptim is a free and open-source tool that can be used to compress JPEG, PNG, and GIF images. - Source: dev.to / over 2 years ago
  • Am I missing out on something?
    Currently installed apps: Alfred for searching applications/files and launching websites quickly I Stat menus to monitor my hardware Geo Gebra Classic 6 for school Rectangle for better window management Obsidian for note taking Resolve for video editing and all utilities that come with it Bitwarden as my go-to password manager Microsoft Word, Excel PowerPoint and Teams for school Dropover for moving or... Source: almost 3 years ago
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Compressor.app mentions (0)

We have not tracked any mentions of Compressor.app yet. Tracking of Compressor.app recommendations started around Mar 2026.

What are some alternatives?

When comparing ImageOptim and Compressor.app, you can also consider the following products

TinyPNG - Make your website faster and save bandwidth. TinyPNG optimizes your PNG images by 50-80% while preserving full transparency!

Squoosh - Compress and compare images with different codecs, right in your browser

Compressor.io - Optimize and compress your images online. Compressor is a lossy and lossless photo compression tool.

iLoveIMG - iLoveIMG is one of most powerful solution that comes with all the major tool you cloud want to edit images in bulk.

WebP Compressor - WebP Compressor — Compress WebP Images Free, Instantly, No Upload Limit

Caesium Image Compressor - Compress your pictures up to 90% without visible quality loss.