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ImageOptim

Free plan API

Visit ImageOptim Alternatives Pricing

ImageOptim's own site

What ImageOptim is

ImageOptim is an image-optimization API offering compression, resizing, batch processing, and metadata controls. It supports JPEG, PNG, SVG, and GIF files, with both compression modes listed. The API allows users to use their own CDN or infrastructure through POST requests for storing and serving images. The listed upload limit is 50. Cached requests are free, and serving the same image to 1,000 users counts as one optimization. A free plan and free trial are available. Monthly plans cost 12.00 USD for 2,000 optimizations, 49.00 USD for 16,000, or 245.00 USD for 100,000. Dedicated servers and custom plans on request and require a quote. If an allowance is exhausted, traffic continues to be served. ImageOptim identifies the API as its product, and using it requires agreement to its terms of service.

Who it suits

ImageOptim suits developers and teams that need API-based image compression, resizing, metadata handling, and batch processing, especially when using their own CDN or infrastructure.

What it does well

  • Supports JPEG, PNG, SVG, and GIF
  • Includes batch processing and image resizing
  • Cached requests are free
  • Same image to many users counts once
  • Traffic continues after allowance exhaustion

What to know first

  • Monthly allowances limit listed plans
  • Dedicated servers on request
  • Using the service requires agreement to terms
  • Upload limit is 50

Limits

The $12.00 USD monthly plan includes 2,000 optimizations, while the $49.00 USD and $245.00 USD plans include 16,000 and 100,000 respectively. Dedicated servers and custom plans on request and require a quote.

Plans

PlanBilled and limitsPrice
API 2,000 optimizationsbilled monthly · 2,000 optimizations$12 a month
API 16,000 optimizationsbilled monthly · 16,000 optimizations$49 a month
API 100,000 optimizationsbilled monthly · 100,000 optimizations$245 a month
Dedicated servers and custom plansStarting at $850 · Custom plans available · Dedicated servers available$850
2,000 optimizations—$12 a month
100,000 optimizations—$245 a month
16,000 optimizations—$49 a month

As imageoptim.com lists them, read 20 Sept 2026. The maker's own page has the final word.

Getting started

  1. Open the ImageOptim website
  2. Choose the free plan or a paid monthly optimization tier
  3. Use the free trial if you want to evaluate the service
  4. Connect through the API and configure image processing
  5. Use the POST API with your own CDN or infrastructure if desired
  6. Agree to the terms of service

Verdict

ImageOptim provides API-centered optimization with flexible infrastructure options and clear monthly allowances. Its free access and caching rules can help smaller workloads, while larger deployments have dedicated-server options.

Questions

Is ImageOptim free?

Yes. A free plan and a free trial are listed.

What do paid plans cost?

Monthly plans are $12.00 USD for 2,000 optimizations, $49.00 USD for 16,000, and $245.00 USD for 100,000.

Which image formats are supported?

JPEG, PNG, SVG, and GIF are listed.

Can I use my own CDN?

Yes. The POST API supports storing and serving images with your own CDN or infrastructure.

How are cached requests counted?

Cached requests are free, and serving the same image to 1,000 users counts as one optimization.

What happens after the allowance is used?

Traffic continues to be served when the optimization allowance is exhausted.

Facts from ImageOptim's own pages

API access
Yes · imageoptim.com, 20 Sept 2026
API product
The page identifies ImageOptim API as a product. · imageoptim.com, 28 Sept 2026
Batch processing
Yes · imageoptim.com, 20 Sept 2026
Cached requests
Requests served from cache are free. · imageoptim.com, 28 Sept 2026
Compression modes
both · imageoptim.com, 20 Sept 2026
Dedicated servers
Dedicated servers and custom plans are available from $850. · imageoptim.com, 28 Sept 2026
Duplicate image counting
Serving the same image to 1,000 users counts as one optimization. · imageoptim.com, 28 Sept 2026
Free plan
Yes · imageoptim.com, 20 Sept 2026
Free trial
A free trial is available. · imageoptim.com, 28 Sept 2026
Highest listed limit
The $245 monthly plan includes 100,000 optimizations per month. · imageoptim.com, 28 Sept 2026
Lowest plan limit
The $12 monthly plan includes 2,000 optimizations per month. · imageoptim.com, 28 Sept 2026
Max upload size
50 · imageoptim.com, 20 Sept 2026
Metadata controls
Yes · imageoptim.com, 20 Sept 2026
Middle plan limit
The $49 monthly plan includes 16,000 optimizations per month. · imageoptim.com, 28 Sept 2026
Monthly pricing
The listed standard plans are priced per month. · imageoptim.com, 28 Sept 2026
Overage behavior
Traffic continues to be served when the optimization allowance is exhausted. · imageoptim.com, 28 Sept 2026
Own CDN
Users can use their own CDN or infrastructure with the POST API. · imageoptim.com, 28 Sept 2026
POST API
The POST API supports storing and serving images using user infrastructure. · imageoptim.com, 28 Sept 2026
Image resizing
Yes · imageoptim.com, 20 Sept 2026
Paid from
12 · imageoptim.com, 20 Sept 2026
Supported formats
JPEG,PNG,SVG,GIF · imageoptim.com, 20 Sept 2026
Terms agreement
Using ImageOptim requires agreement to the terms of service. · imageoptim.com, 28 Sept 2026

Where ImageOptim stands on Freedom251

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