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Browser Extensions · head to head

ColorZilla vs ProWritingAid

ColorZilla logo

ColorZilla

Browser Extensions

Advanced color picker and eyedropper

From
Free
Rated
-
Full reviewWebsite
ProWritingAid logo

ProWritingAid

Browser Extensions

AI writing assistant and grammar checker

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: ColorZilla the vendor's own homepage as captured by the Internet Archive on 2 January 2022 describes ColorZilla only as a free browser extension for Firefox and Chrome (eyedropper, color picker, gradient generator) with no paid tier, pricing page, or subscription mentioned anywhere on the site; ProWritingAid free plan limited to 500 word count with only 2 report runs per day
  • They diverge on capability: ColorZilla covers Color picker, ProWritingAid covers Grammar checking.

Where they differ

Only the attributes on which ColorZilla and ProWritingAid actually diverge.

Attributes where ColorZilla and ProWritingAid differ
AttributeColorZillaProWritingAid
Pricing modelfreeUnknown
PlatformsChrome, Firefox, EdgeWeb, Windows, Mac, Chrome, Firefox, Edge
Founded20072013

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Browser Extensions).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in ColorZilla

  • Color picker
  • Eyedropper tool
  • Gradient generator
  • Palette analyzer

Only in ProWritingAid

  • Grammar checking
  • Style analysis
  • Readability reports
  • Plagiarism checker
  • Safari support

Both cover

  • Chrome support
  • Firefox support
  • Edge support

What people use each for

The jobs each tool is most often brought in to do.

ColorZilla

No use cases recorded yet. See the ColorZilla review.

ProWritingAid

  • Grammar and style checking for writers and authorsnot ColorZilla
  • Story planning and structure analysisnot ColorZilla
  • Character and manuscript analysis for fiction writersnot ColorZilla
  • Integration with Microsoft Word, Google Docs, Scrivener, and Notionnot ColorZilla

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

ColorZilla

  • The vendor's own homepage as captured by the Internet Archive on 2 January 2022 describes ColorZilla only as a free browser extension for Firefox and Chrome (eyedropper, color picker, gradient generator) with no paid tier, pricing page, or subscription mentioned anywhere on the site

ProWritingAid

  • Free plan limited to 500 word count with only 2 report runs per day
  • Advanced AI features (50 Sparks per day, Chapter Critiques) only in Premium Pro tier
  • Desktop apps for Mac and Windows; iOS/Android support limited to specific integrations
  • Yearly subscriptions significantly more cost-effective than monthly (67% savings)

Pricing, plan by plan

ColorZilla

Free
  • FreeFree
    • Color picker
    • Eyedropper
    • Gradient generator

ProWritingAid

Free

No published plan breakdown. See the ProWritingAid review.

Which should you pick?

Choose ColorZilla if

  • You need color picker.
  • You want to start without paying.
  • You work on Chrome, Firefox, Edge.
  • You also want eyedropper tool.
ColorZilla review

Choose ProWritingAid if

  • You need grammar checking.
  • You want to start without paying.
  • You work on Web, Windows, Mac, Chrome, Firefox, Edge.
  • You also want style analysis.
ProWritingAid review

Questions people ask

Is ColorZilla or ProWritingAid better?
Neither clearly leads. ColorZilla starts at Free and ProWritingAid at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, ColorZilla or ProWritingAid?
ColorZilla starts at Free and ProWritingAid at Free.
Does ColorZilla or ProWritingAid run on more platforms?
ColorZilla runs on Chrome, Firefox, Edge. ProWritingAid runs on Web, Windows, Mac, Chrome, Firefox, Edge.
Can I use ColorZilla for free?
Both have a free tier, so you can try either at no cost before committing.
What can ColorZilla do that ProWritingAid cannot?
ColorZilla covers Color picker, Eyedropper tool, Gradient generator, Palette analyzer. ProWritingAid covers Grammar checking, Style analysis, Readability reports, Plagiarism checker. Both handle Chrome support, Firefox support, Edge support.
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