Browser Extensions · head to head
ProWritingAid vs WhatFont

ProWritingAid
Browser Extensions
AI writing assistant and grammar checker
- From
- Free
- Rated
- -
The short version
- Each has a real cost: ProWritingAid free plan limited to 500 word count with only 2 report runs per day; WhatFont can only detect web-safe fonts and fonts loaded via web font services
- They diverge on capability: ProWritingAid covers Grammar checking, WhatFont covers Font detection.
Where they differ
Only the attributes on which ProWritingAid and WhatFont actually diverge.
| Attribute | ProWritingAid | WhatFont |
|---|---|---|
| Platforms | Web, Windows, Mac, Chrome, Firefox, Edge | Chrome, Firefox, Arc |
| Founded | 2013 | 2011 |
Identical on both: starting price (Free), pricing model (Unknown), 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 ProWritingAid
- Grammar checking
- Style analysis
- Readability reports
- Plagiarism checker
Only in WhatFont
- Font detection
- Typography info
- Service detection
- Hover inspection
Both cover
- Chrome support
- Firefox support
- Edge support
- Safari support
What people use each for
The jobs each tool is most often brought in to do.
ProWritingAid
- Grammar and style checking for writers and authorsnot WhatFont
- Story planning and structure analysisnot WhatFont
- Character and manuscript analysis for fiction writersnot WhatFont
- Integration with Microsoft Word, Google Docs, Scrivener, and Notionnot WhatFont
WhatFont
No use cases recorded yet. See the WhatFont review.
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
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)
WhatFont
- Can only detect web-safe fonts and fonts loaded via web font services
- Does not work on images with embedded text or rasterized typography
- Limited to inspecting single text elements at a time
Pricing, plan by plan
ProWritingAid
FreeNo published plan breakdown. See the ProWritingAid review.
WhatFont
Free- FreeFree
- Font inspection on any website
- Font family identification
- Font size and weight detection
Which should you pick?
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.
Choose WhatFont if
- You need font detection.
- You want to start without paying.
- You work on Chrome, Firefox, Arc.
- You also want typography info.
Questions people ask
- Is ProWritingAid or WhatFont better?
- Neither clearly leads. ProWritingAid starts at Free and WhatFont at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, ProWritingAid or WhatFont?
- ProWritingAid starts at Free and WhatFont at Free.
- Does ProWritingAid or WhatFont run on more platforms?
- ProWritingAid runs on Web, Windows, Mac, Chrome, Firefox, Edge. WhatFont runs on Chrome, Firefox, Arc.
- Can I use ProWritingAid for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is ProWritingAid best used for?
- ProWritingAid is most often used for grammar and style checking for writers and authors, story planning and structure analysis, character and manuscript analysis for fiction writers, integration with microsoft word, google docs, scrivener, and notion. Of those, grammar and style checking for writers and authors and story planning and structure analysis are not what WhatFont is typically brought in for.
- What can ProWritingAid do that WhatFont cannot?
- ProWritingAid covers Grammar checking, Style analysis, Readability reports, Plagiarism checker. WhatFont covers Font detection, Typography info, Service detection, Hover inspection. Both handle Chrome support, Firefox support, Edge support, Safari support.
Answered from the vendors’ own pages
WhatFont: How do I use WhatFont to inspect fonts?
Click the WhatFont icon in your browser toolbar to activate it, then hover over any text on a webpage to see the font name and details in a pop-up. Click the text to reveal additional information like font style, weight, color, and font samples.
SourceWhatFont: What browsers does WhatFont support?
WhatFont works on Google Chrome, Firefox, and Arc browser. It is available as a free extension in each browser's extension store.
SourceWhatFont: Is WhatFont free?
Yes. WhatFont is a completely free browser extension with no paid tier or premium features. It is maintained as a free tool for designers and developers.
SourceRelated pages
More on ProWritingAid
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