Grammarly vs Wordtune (2026): Which AI Tool Is Better?

Both are popular AI writing assistants. Here is how Grammarly and Wordtune stack up on price, strengths and weaknesses, and which one we would pick.

Grammarly

Writing assistant for grammar, tone and rewrites across 1 million+ apps

8.1 /10

Pricing: Free plan, paid from $30/mo

Pros

Works inside Google Docs, Word, Gmail, Outlook, Slack and 1 million+ apps and sites
Free grammar and spelling checks plus 100 AI prompts a month
Pro adds plagiarism and AI-text detection, AI Grader and rewrites
Real-time support in 20+ languages

Cons

Pro costs $30 monthly; the $12 price needs annual billing
Free plan is mostly grammar and spelling
Includes an AI Humanizer, which some schools and clients treat with suspicion
Now part of Superhuman; enterprise sales go through Superhuman Go

Visit Grammarly ↗

Wordtune

AI rewriter and summarizer from AI21 Labs for clearer sentences

6.7 /10

Pricing: Free plan, paid from $6.99/mo

Pros

Cheap: Unlimited plan from $6.99/month billed annually
Good at offering several rewrites of a single sentence
Free plan includes unlimited spelling and grammar checks
Summarizer for articles and documents

Cons

Free plan allows only 10 rewrites a day and 3 summaries a month
Sentence-level tool, not suited to drafting whole articles
Does not disclose which AI models it uses
Few team, brand or integration features

Visit Wordtune ↗

Grammarly vs Wordtune at a glance

	Grammarly	Wordtune
Editor score	8.1 / 10	6.7 / 10
Pricing model	Freemium	Freemium
Starting price	$30/mo	$6.99/mo
Reader upvotes	0	0
Best for	grammar, editing, tone	rewriting, paraphrasing, summarizer
Model choice	No	No
Commercial use	No	No
No watermark (free)	No	No
API	No	No
Official MCP server	No	No
MCP client	No	No
Agent Skills	No	No
Brand kit	No	No
Teams	Yes	No
Content Credentials	No	No
Mobile app	No	No
20+ languages	Yes	No
Makes	Emails & newsletters, Blog posts & articles, Ad & marketing copy, Social media posts	Emails & newsletters, Blog posts & articles, Ad & marketing copy
AI models inside	0	0

Our pick

Grammarly edges it with a score of 8.1 versus 6.7. Grammarly is the better fit if you value: works inside google docs, word, gmail, outlook, slack and 1 million+ apps and sites, free grammar and spelling checks plus 100 ai prompts a month. Choose Wordtune instead if you need: cheap: unlimited plan from $6.99/month billed annually, good at offering several rewrites of a single sentence.