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Browser Extensions · head to head

ColorZilla vs Hemingway Editor

ColorZilla logo

ColorZilla

Browser Extensions

Advanced color picker and eyedropper

From
Free
Rated
-
Full reviewWebsite
Hemingway Editor logo

Hemingway Editor

Browser Extensions

Make your writing bold and clear

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; Hemingway Editor no grammar or spelling corrections; tool focuses only on style, readability, and clarity, leaving grammatical errors unflagged
  • They diverge on capability: ColorZilla covers Color picker, Hemingway Editor covers Readability analysis.

Where they differ

Only the attributes on which ColorZilla and Hemingway Editor actually diverge.

Attributes where ColorZilla and Hemingway Editor differ
AttributeColorZillaHemingway Editor
Pricing modelfreeUnknown
PlatformsChrome, Firefox, EdgeWeb, macOS, Windows
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 Hemingway Editor

  • Readability analysis
  • Sentence complexity
  • Passive voice detection
  • Adverb highlighting

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.

Hemingway Editor

  • Checking readability and flagging dense sentencesnot ColorZilla
  • Grammar checking and proofreading a draftnot ColorZilla
  • Adjusting tone before publishingnot ColorZilla
  • Paraphrasing passages with the free web toolsnot 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

Hemingway Editor

  • No grammar or spelling corrections; tool focuses only on style, readability, and clarity, leaving grammatical errors unflagged
  • Cannot distinguish context for idioms and colloquialisms, sometimes suggesting inappropriate replacements that alter intended meaning
  • Free version cannot suggest fixes for highlighted issues, only displays problems without solutions
  • Not suitable for academic or formal writing where its simplicity bias penalizes legitimate complex sentence structures

Pricing, plan by plan

ColorZilla

Free
  • FreeFree
    • Color picker
    • Eyedropper
    • Gradient generator

Hemingway Editor

Free
  • FreeFree
    • Readability checking
    • Sentence highlighting
    • Adverb detection
  • Hemingway Editor Plus Individual 5K$8.33/month
    • 5,000 AI sentence rewrites monthly
    • Advanced grammar fixes (unlimited)
    • Unlimited document review
  • Hemingway Editor Plus Individual 10K$12.5/month
    • 10,000 AI sentence rewrites monthly
    • Advanced grammar fixes (unlimited)
    • Unlimited document review
  • Hemingway Editor Plus Team 10K$12.5/month
    • 10,000 AI sentence rewrites per user monthly
    • Role-based admin controls
    • Priority support

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 Hemingway Editor if

  • You need readability analysis.
  • You want to start without paying.
  • You work on Web, macOS, Windows.
  • You also want sentence complexity.
Hemingway Editor review

Questions people ask

Is ColorZilla or Hemingway Editor better?
Neither clearly leads. ColorZilla starts at Free and Hemingway Editor at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, ColorZilla or Hemingway Editor?
ColorZilla starts at Free and Hemingway Editor at Free.
Does ColorZilla or Hemingway Editor run on more platforms?
ColorZilla runs on Chrome, Firefox, Edge. Hemingway Editor runs on Web, macOS, Windows.
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 Hemingway Editor cannot?
ColorZilla covers Color picker, Eyedropper tool, Gradient generator, Palette analyzer. Hemingway Editor covers Readability analysis, Sentence complexity, Passive voice detection, Adverb highlighting. Both handle Chrome support, Firefox support, Edge support.

Answered from the vendors’ own pages

Hemingway Editor: Is there a free version and what does it include?

Yes. The free web version at hemingwayapp.com includes readability scoring, highlighting of complex sentences, passive voice detection, and weak adverb flagging. No account needed. Hemingway Editor Plus ($8.33/month or $100/year) adds advanced grammar fixes, AI sentence rewrites (10,000 monthly on best value plan), and unlimited document feedback.

Source
Hemingway Editor: Does Hemingway Editor work offline?

The free web version requires internet. The desktop version for Mac and Windows ($19.99 one-time payment) works fully offline after download, enabling distraction-free writing without network connectivity.

Source
Hemingway Editor: What writing metrics does Hemingway measure?

Hemingway grades readability level, highlights adverbs and weak words, flags passive voice constructions, marks complex or hard-to-read sentences in color (red for very hard, yellow for difficult), and suggests simpler alternatives for complex phrases.

Source
Hemingway Editor: Can I collaborate with others or share documents?

The web version allows pasting text directly, but Hemingway Editor itself does not have native collaboration or team features. Team plans on Hemingway Plus support $12.50/user/month pricing and role-based admin controls, but are primarily for shared workspace management rather than live document collaboration.

Source
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