ProWritingAid vs Wordtune

Pricing, features, platforms and who each one suits — side by side.

ProWritingAid

Grammar checking, line editing and story critique for fiction writers

FreemiumVisit site

Wordtune

AI rewriting, summarizing and grammar assistant for everyday writers

Free · from $4.89/moVisit site

Choose ProWritingAid if…

you work on macOS, Windows
you're in its core audience: novelists and fiction writers, self-published authors

Choose Wordtune if…

you work on iOS
you're in its core audience: students, professionals

Side by side

FeatureP

ProWritingAidW

Wordtune

Pricing modelFreemiumFreemium

Starting price—$4.89/mo

Free plan

Free trial

API

Open source

Trains AI on your contentNo—

Data retentionAnalysed text deleted after checking; only explicitly saved documents are keptPersonal Information stored until AI21 deletes it or a valid deletion request

Security and complianceGDPR—

AI rewrites—

Tone adjustment—

Plagiarism checker—

Word/Google Docs add-in—

Custom style guide—

PlatformsWeb, macOS, Windows, ChromeWeb, Chrome, iOS

CategoryGrammar & ProofreadingParaphrasing & Rewriting

CompanyOrpheus Technology LtdAI21 Labs Ltd.

Based inUnited Kingdom—

Founded2013—

Part of——

Key features

P ProWritingAid

Grammar, spelling and punctuation checker
25+ writing analysis reports
Rephrase tool for rewriting sentences
Chapter Critique and full manuscript analysis
Story Canvas and Outline Crafter for planning
Comparison of your writing style with 90 fiction authors
Integrations with Word, Google Docs, Scrivener and browsers
Custom style guide and dictionary

W Wordtune

Contextual rewrite and paraphrase suggestions
Tone switching between formal and casual
Grammar and spelling correction
Shorten or expand sentences
Summarize articles, documents, webpages and YouTube videos
Smart Translate into English from 10 languages
Humanize AI-generated text
Fact-checking against at least five sources

Plans and prices

From each vendor's site. Prices change — confirm before buying.

ProWritingAid

Free€0

Premium€30/mo monthly, €10/mo billed yearly (€120), or €399 lifetime

Premium Pro€36/mo monthly, €12/mo billed yearly (€144), or €699 lifetime

Wordtune

BasicFree

Advanced$4.89/mo billed annually ($6.99 list)

Unlimited$6.99/mo billed annually ($9.99 list)

Strengths and limitations

ProWritingAid

Free plan with grammar checks and daily Rephrases
Lifetime purchase option on paid plans
Works in Word, Google Docs, Scrivener and major browsers
Discount available for students

Free plan analyzes only 500 words at a time
Supports English only
Monthly plans are not refundable, and the money-back guarantee on other plans lasts only 3 days
In-depth manuscript analysis needs separately purchased Story Credits

Wordtune