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Browser Extensions · head to head

Nimbus Screenshot vs ProWritingAid

Nimbus Screenshot logo

Nimbus Screenshot

Browser Extensions

Screen capture and video recording

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: Nimbus Screenshot nimbus Web has rebranded to FuseBase; nimbusweb.me now redirects to thefusebase.com, and the screenshot tool sits inside a broader client portal and AI workspace product; ProWritingAid free plan limited to 500 word count with only 2 report runs per day
  • They diverge on capability: Nimbus Screenshot covers Full page capture, ProWritingAid covers Grammar checking.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Nimbus Screenshot and ProWritingAid actually diverge.

Attributes where Nimbus Screenshot and ProWritingAid differ
AttributeNimbus ScreenshotProWritingAid
PlatformsChrome, Firefox, Edge, OperaWeb, Windows, Mac, Chrome, Firefox, Edge
Founded20142013

Identical on both: starting price (Free), pricing model (freemium), 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 Nimbus Screenshot

  • Full page capture
  • Area selection
  • Annotation tools
  • Video recording
  • Opera support

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.

Nimbus Screenshot

  • Capturing full page and partial browser screenshotsnot ProWritingAid
  • Recording screen video from a browser tabnot ProWritingAid
  • Annotating captures before sharing themnot ProWritingAid

ProWritingAid

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

Where each one falls short

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

Nimbus Screenshot

  • Nimbus Web has rebranded to FuseBase; nimbusweb.me now redirects to thefusebase.com, and the screenshot tool sits inside a broader client portal and AI workspace product
  • No Nimbus-branded pricing, plan or storage limit remains published at the original domain
  • The destination product is positioned around client portals, AI agents and project management rather than a standalone screenshot extension

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

Nimbus Screenshot

Free
  • FreeFree
    • Screenshot capture
    • Basic annotation
    • Cloud storage

ProWritingAid

Free
  • FreeFree
    • Basic grammar and spelling checks
    • 500-word limit per check
    • 2 report runs daily
  • Premium$30/month
    • Unlimited word count
    • Unlimited rephrases
    • 5 Sparks daily
  • Premium Pro$36/month
    • All Premium features
    • 50 Sparks daily
    • 3 Chapter Critiques daily

Which should you pick?

Choose Nimbus Screenshot if

  • You need full page capture.
  • You want to start without paying.
  • You work on Chrome, Firefox, Edge, Opera.
  • You also want area selection.
Nimbus Screenshot 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 Nimbus Screenshot or ProWritingAid better?
Neither clearly leads. Nimbus Screenshot 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, Nimbus Screenshot or ProWritingAid?
Nimbus Screenshot starts at Free and ProWritingAid at Free.
Does Nimbus Screenshot or ProWritingAid run on more platforms?
Nimbus Screenshot runs on Chrome, Firefox, Edge, Opera. ProWritingAid runs on Web, Windows, Mac, Chrome, Firefox, Edge.
Can I use Nimbus Screenshot for free?
Both have a free tier, so you can try either at no cost before committing.
What is Nimbus Screenshot best used for?
Nimbus Screenshot is most often used for capturing full page and partial browser screenshots, recording screen video from a browser tab, annotating captures before sharing them. Of those, capturing full page and partial browser screenshots and recording screen video from a browser tab are not what ProWritingAid is typically brought in for.
What can Nimbus Screenshot do that ProWritingAid cannot?
Nimbus Screenshot covers Full page capture, Area selection, Annotation tools, Video recording. ProWritingAid covers Grammar checking, Style analysis, Readability reports, Plagiarism checker. Both handle Chrome support, Firefox support, Edge support.

Answered from the vendors’ own pages

Nimbus Screenshot: What is the pricing for FuseBase's Solo plan?

The Solo plan is free to start, includes a 14-day trial, and provides 1,000 AI requests, 1 portal, 1 client, 1,000 automation runs, and 5 hours of transcriptions per month.

Source
ProWritingAid: How much does ProWritingAid cost?

ProWritingAid is free. Premium plan costs $30/month ($120/year), and Premium Pro costs $36/month ($144/year). Both yearly plans offer significant monthly savings. Lifetime options cost $399 (Premium) or $699 (Premium Pro).

Source
Nimbus Screenshot: What tiers does FuseBase offer?

FuseBase offers Solo (free), Essentials, Advanced (most popular), and Unlimited (custom pricing) plans. All paid plans include a 14-day free trial.

Source
ProWritingAid: Is there a free version of ProWritingAid?

Yes. The free plan includes basic grammar and spelling checks with a 500-word limit per check, 2 report runs daily, 10 rephrases daily, and 3 Sparks daily.

Source
Nimbus Screenshot: What do I get with FuseBase's Advanced plan?

The Advanced plan includes 50,000 AI requests, 100 portals (or unlimited with contact), 1,000 clients, 50,000 automation runs, 300 hours of transcriptions, granular permissions, and white-label capability. Exact pricing requires checking or contacting for current rates.

Source
ProWritingAid: What is the difference between Premium and Premium Pro?

Premium ($30/month) includes 25+ analysis reports and 1 Chapter Critique daily. Premium Pro ($36/month) adds 50 Sparks daily, 3 Chapter Critiques daily, live workshops, and group critique sessions.

Source
Nimbus Screenshot: Can I pay annually for FuseBase and get a discount?

Yes. FuseBase offers annual billing options with discounts compared to monthly payments. Upgrades charge immediately while downgrades apply at the end of your billing cycle.

Source
ProWritingAid: Does ProWritingAid offer a refund guarantee?

ProWritingAid offers a 3-day money-back guarantee for yearly and lifetime subscriptions. Monthly plans have no refund option.

Source
Nimbus Screenshot: What add-ons are available for FuseBase?

FuseBase offers paid add-ons including extra automation runs (1,000/month), additional client portals, transcription hours (20/month), and per-user FuseBase AI costs.

Source
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