H
HReadability editor that flags wordy, unclear writing and offers AI fixes
From $8.33/mo
Grammarly vs Wordtune
Pricing, features, platforms and who each one suits — side by side.
G
Choose Grammarly if…
- you work on Windows, macOS, Android
- you're in its core audience: students, professionals
W
Choose Wordtune if…
- you're in its core audience: students, professionals
Side by side
Feature Grammarly Wordtune
Pricing modelFreemiumFreemium
Starting price—$4.89/mo
Free plan
Free trial
API
Open source
Trains AI on your contentYes, unless you opt out—
Data retentionSaved documents kept until you delete them or your accountPersonal Information stored until AI21 deletes it or a valid deletion request
Security and complianceSOC 2 Type II—
AI rewrites—
Plagiarism checker—
AI text detection—
Non-English checking—
Word/Google Docs add-in—
Browser extension—
Custom style guide—
PlatformsWeb, Windows, macOS, iOS, Android, ChromeWeb, Chrome, iOS
CategoryGrammar & ProofreadingParaphrasing & Rewriting
CompanySuperhuman Platform Inc.AI21 Labs Ltd.
Based inUnited States—
Founded2009—
Part ofSuperhuman—
Key features
G Grammarly
- Real-time spelling, grammar and clarity checks
- Paragraph and full-sentence rewrites
- Tone suggestions for different audiences
- Reader Reactions predicts how readers respond
- AI Detector and Humanizer agents
- Plagiarism checker and citation generator
- Works in MS Office, Google Docs and browsers
- Enterprise style guides, brand tones and DLP
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.
Grammarly
Free€0
Pro€12/member/mo billed annually (€30 billed monthly)
EnterpriseCustom
Wordtune
BasicFree
Advanced$4.89/mo billed annually ($6.99 list)
Unlimited$6.99/mo billed annually ($9.99 list)
Strengths and limitations
Grammarly
- Free plan includes grammar checks and 100 AI prompts a month
- Available on desktop, mobile, browser extensions, MS Office and Google Docs
- Pro includes plagiarism and AI-text detection
- Enterprise offers SSO, SCIM, BYOK and data loss prevention
- Pro costs €30 when billed monthly versus €12 billed annually
- Free plan is limited to 100 AI prompts per month
- Enterprise pricing is not published
Wordtune
- Free plan includes 10 rewrites per day and unlimited grammar checks
- Available as Chrome and Edge extensions and as an iOS app
- Paid plans include a 3-day free trial
- Summarizes YouTube videos and webpages as well as text
- Free plan limited to 3 summarizations per month
- Discounted prices require annual billing
- No Android app or public API listed
- SAML SSO and centralized billing are not included in any listed plan
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Built from each vendor's public website; we haven't tested them hands-on. Editorial policy