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Private Writing Assistant vs FilePaster

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 FilePaster
DetailPrivate Writing Assistant logo Private Writing AssistantFilePaster logo FilePaster
What it doesSpelling and grammar checks in 101 languages, run entirely on your device Copy and paste files from cloud drives, Gmail and websites directly into upload boxes or folders
StageNot given Not given
FoundedNot given Not given
Based inNot given PH
Pricing modelFree Free trial
PricingNot given FilePaster: $19.99 USD per year. 7-day free trial with no credit card required.
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
  • Copy from Google Drive, Dropbox, OneDrive, SharePoint, Gmail and websites
  • Paste into any website upload box or computer folder
  • Image compression reducing file size by 70–85%
  • Video compression to fit upload limits of 8, 10, 25, 50 or 100 MB
  • Drag and drop files between tabs
  • Copy Gmail attachments and photos from emails
  • Support for up to 3 browsers
  • Convert Google Docs, Sheets and Slides to Word, Excel and PowerPoint
  • No sign-in required, uses existing browser sessions
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
  • Files go straight from source to destination with no servers involved
  • Works with accounts already signed in to your browser, no new passwords needed
  • One keyboard shortcut works across all supported services
  • Preserves folder structure when pasting to computer
  • Image and video compression happens on your computer, not on servers
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 checkNot checked yet no change since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)014
Referring domains (Majestic)01

4 details filled in for both companies.

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