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ImageOptimizer

Free plan APIWeb

Visit ImageOptimizer Alternatives Pricing

ImageOptimizer's own site

What ImageOptimizer is

ImageOptimizer is a web and API service for compressing, resizing, converting, and batch-processing images. It accepts JPEG, PNG, WebP, GIF, AVIF, and TIFF files, and includes metadata controls. Browser processing happens locally: images can be compressed, resized, or converted to WebP or AVIF without uploading them to the site. Its About page also describes on-device background removal, producing transparent PNG or WebP files or a white-filled JPEG for marketplace use. Signed-in users can export optimized files to Google Drive, Dropbox, and OneDrive. The service identifies online stores, agencies, studios, and developers as intended audiences. SEO naming is included in Starter, Pro, and Agency plans with monthly allowances of 200, 600, and 2,000. Signed-in users receive five free Developer API calls per day, while paid plans provide higher daily limits. Every tier has a 100-image-per-day cap for locally processed images. Pricing includes a free plan, Starter at $4.99 a month, Pro at $14.99 a month, and Agency at $49.99 a month, all paid plans billed monthly. Nirman is listed as founder and lead developer.

Who it suits

It suits online stores, agencies, studios, and developers needing browser-based, batch, or API image workflows. It is useful when local processing, cloud exports, format conversion, or background removal matter.

What it does well

  • Handles six listed image formats
  • Batch processing and API access
  • Local browser processing without server storage
  • On-device background removal
  • Exports to Google Drive, Dropbox, and OneDrive

What to know first

  • Local processing capped at 100 images daily
  • Free API access limited to five calls daily
  • SEO naming has monthly plan allowances
  • Paid plans are billed monthly

Limits

All tiers cap locally processed images at 100 per day. The free plan provides five Developer API calls per day for signed-in accounts; paid plans have higher API and background-removal limits, while SEO naming allowances are 200, 600, and 2,000 monthly for Starter, Pro, and Agency.

Plans

PlanBilled and limitsPrice
FreeFree daily caps · 100 images/day locally · 5 Developer API calls/day for signed-in accountsFree
ProMonthly · Unlimited compress · higher background removal and API limits · SEO naming with monthly caps$14.99 a month
StarterMonthly · Unlimited compress · higher background removal and API limits · SEO naming with monthly caps$4.99 a month
AgencyMonthly · Unlimited compress · higher background removal and API limits · SEO naming with monthly caps$49.99 a month

As imageoptimizer.org lists them, read 9 Oct 2026. The maker's own page has the final word.

Getting started

  1. Open imageoptimizer.org in a browser or use its API
  2. Use the free plan or select Starter, Pro, or Agency
  3. Load JPEG, PNG, WebP, GIF, AVIF, or TIFF files
  4. Compress, resize, convert, or adjust metadata locally
  5. Optionally remove backgrounds on-device
  6. Sign in to export results to Google Drive, Dropbox, or OneDrive

Verdict

Choose ImageOptimizer for browser or API workflows that combine compression, resizing, conversion, metadata controls, and local processing. Its cloud-export options and background removal add practical workflow coverage. Consider another service if your local volume exceeds 100 images per day or you need more than the free API allowance without moving to a paid plan.

Questions

Is there a free plan?

Yes. Free costs nothing and includes a 100-image daily local-processing cap. Signed-in users get five free Developer API calls per day.

What do paid plans cost?

Starter is $4.99 a month, Pro is $14.99 a month, and Agency is $49.99 a month. Each is billed monthly.

Which formats are accepted?

The optimizer accepts JPEG, PNG, WebP, GIF, AVIF, and TIFF images.

Are images uploaded to the site during browser optimization?

The browser tool processes images locally, and the site says files are not stored on its servers, including during cloud export.

Which cloud services can receive exports?

Signed-in users can export optimized files to Google Drive, Dropbox, and OneDrive using OAuth2 and encrypted API channels.

Who provides the service?

Nirman is identified as the founder and lead developer. Support is available at [email protected], with priority replies promised for Pro and Agency users within 12 hours.

Facts from ImageOptimizer's own pages

API
Signed-in users can make 5 free Developer API calls per day, while paid plans have higher daily limits. · imageoptimizer.org, 9 Oct 2026
API access
Yes · imageoptimizer.org, 24 Sept 2026
Audience
The About page identifies online stores, agencies and studios, and developers as intended users. · imageoptimizer.org, 9 Oct 2026
Background removal
The About page describes on-device background removal with transparent PNG or WebP output, or white fill for marketplace-style JPEGs. · imageoptimizer.org, 9 Oct 2026
Batch processing
Batch size recommendations are based on device capacity, and users can override warnings. · imageoptimizer.org, 9 Oct 2026
Cloud integrations
Signed-in users can export optimized files to Google Drive, Dropbox, and OneDrive. · imageoptimizer.org, 9 Oct 2026
Cloud security
For cloud export, the site says it uses OAuth2 and encrypted API channels and does not see users' passwords. · imageoptimizer.org, 9 Oct 2026
Daily cap
The site says all tiers are capped at 100 locally processed images per day. · imageoptimizer.org, 9 Oct 2026
Formats
The optimizer accepts JPEG, PNG, WebP, GIF, AVIF, and TIFF images. · imageoptimizer.org, 9 Oct 2026
Founder
The About page identifies Nirman as the founder and lead developer. · imageoptimizer.org, 9 Oct 2026
Free plan
Yes · imageoptimizer.org, 24 Sept 2026
Image optimization
The browser tool compresses, resizes, and converts images to WebP or AVIF locally without uploading them to the site. · imageoptimizer.org, 9 Oct 2026
Metadata controls
Yes · imageoptimizer.org, 24 Sept 2026
Privacy
The site says image optimization runs locally in the browser and files are not stored on its servers, including during cloud export. · imageoptimizer.org, 9 Oct 2026
Image resizing
Yes · imageoptimizer.org, 24 Sept 2026
SEO naming
Starter, Pro, and Agency include SEO naming with monthly allowances of 200, 600, and 2,000 respectively. · imageoptimizer.org, 9 Oct 2026
Support
Pro and Agency users are promised priority replies within 12 hours, and support is available at [email protected]. · imageoptimizer.org, 9 Oct 2026
Supported formats
JPEG,PNG,WebP,GIF,AVIF,TIFF · imageoptimizer.org, 24 Sept 2026

Where ImageOptimizer stands on Freedom251

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