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Private Writing Assistant vs Reveal Ad Spend

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Private Writing Assistant compared with Reveal Ad Spend
DetailPrivate Writing Assistant logo Private Writing AssistantReveal Ad Spend logo Reveal Ad Spend
What it doesSpelling and grammar checks in 101 languages, run entirely on your device Free Chrome extension showing estimated ad spend in the Meta Ads Library using EU transparency data
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFree Free
PricingNot given Not given
Key features
  • 101 languages supported with automatic language detection
  • Runs on device using Chrome's built-in AI model
  • Works in email drafts, Google Docs, and Google Slides
  • Fix single mistakes or all corrections at once
  • Toggle checking on and off with visible AI status
  • Sort ads by EU reach
  • Display real-time EU transparency reach data on ad cards
  • Estimate ad spend using custom CPM and frequency
  • Generate PDF reports with ad creative and reach data
  • EU audience breakdown by age, gender, and location
  • Free account with Google or email login
  • Works across Facebook, Instagram, Messenger, and Meta Audience Network
What makes it different
  • Nothing sent to servers - all processing happens on your device
  • Supports 101 languages with automatic detection
  • Uses Chrome's native AI - no external model required
  • Works seamlessly across text boxes, email, docs and slides
  • Completely free with no usage limits or credit card required
  • EU reach data read locally in browser, never sent to external servers
  • Works without Facebook account on public Meta Ads Library
  • Print-ready PDF reports generated with one click
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last check6 no change since last check
Trust Flow (Majestic)09
Citation Flow (Majestic)020
Referring domains (Majestic)013

4 details filled in for both companies.

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