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Grammarly vs Wordtune compares two AI writing assistants. Grammarly checks grammar, clarity and tone as you type across browsers, email and documents. By contrast, Wordtune rewrites sentences as you type, with tone and length controls and document summaries.
Our reviews, for example, score Grammarly 3.5 and Wordtune 3.1. So the choice depends on the job and how much you care about data terms.
Grammarly vs Wordtune: The Short Answer
Choose Grammarly, first, on our scores: it scores 3.5 against 3.1 and fits real-time polish across your apps.
Choose Wordtune, however, if you want quick sentence rewrites; its entry paid plan is Advanced $6.99 a month yearly.
Head to Head
| Criterion | Grammarly | Wordtune |
|---|---|---|
| Best for | Real-time polish across your apps | Quick sentence rewrites |
| Works in | Browsers, email, desktop apps | Web editor, browser extensions |
| Free plan | Basics; 100 AI prompts | 10 rewrites a day |
| Entry paid plan | Pro $12 a month yearly | Advanced $6.99 a month yearly |
| Billing | Per member; $30 monthly | Daily rewrite caps by plan |
| Training on your data | On by default; opt-out | Allowed without agreement |
| Our score | 3.5 | 3.1 |
What Each Does
To begin with, Grammarly checks grammar, clarity and tone as you type across browsers, email and documents. As a result, it suits people who want real-time polish across your apps.
In contrast, Wordtune rewrites sentences as you type, with tone and length controls and document summaries. It suits people who want quick sentence rewrites.
Prices and Billing
Grammarly starts with grammar, spelling and tone checks with 100 AI prompts a month, and its entry paid plan is Pro $12 a month yearly. Wordtune, meanwhile, starts with 10 rewrites a day and 3 summaries a month, with Advanced $6.99 a month yearly as its entry paid plan.
Billing also works differently. Grammarly uses per-member plans, at $30 monthly or $12 a month yearly.
Wordtune, however, uses plans with daily rewrite caps, at about half price yearly. Our list of the best AI tools for writers compares more options.
Data and Training
On training, for Grammarly, individual plans train by default, with an opt-out in settings. For Wordtune, by contrast, AI21’s terms allow training unless a written agreement prohibits it.
Therefore, keep confidential writing out until training is off. Our guide to which AI tools train on your data compares more tools.
Accuracy and Voice
A 2026 class action targets Grammarly’s since-disabled Expert Review feature.
Rewrites can shift meaning or flatten your voice, so read each suggestion before accepting it.
Our guide to writing with AI without sounding like AI also covers the checklist, and our list of the best AI for writing ranks more tools.
Winners by Category
In short, Grammarly wins for real-time polish across your apps. The other tool, by contrast, wins for quick sentence rewrites. Our Grammarly vs ChatGPT for editing comparison also weighs price and data terms.
Overall, in Grammarly vs Wordtune our scores favor Grammarly, 3.5 against 3.1.
Which One to Choose
Therefore, take Grammarly if you want real-time polish across your apps. Otherwise, the other tool may fit better.
Our pages on best AI for email writing and best AI for summarization, in addition, cover other options.
Whichever you pick, our guides to using AI for editing and avoiding overuse of AI in writing also help.
Other pairings are covered in our Grammarly vs QuillBot and Jasper vs HyperWrite comparisons.
How We Research
This Grammarly vs Wordtune comparison reuses the sources behind our reviews of each tool, read between July and October 4, 2026, including QuillBot’s trust center and Grammarly’s help center.
However, we run no tests of our own. Our about page explains the criteria, and our list of the best AI for students covers more tools.
Grammarly vs Wordtune FAQ
Our scores favor Grammarly, 3.5 against 3.1.
Entry paid plans are Pro $12 a month yearly and Advanced $6.99 a month yearly, in that order.
For Grammarly, individual plans train by default, with an opt-out in settings. For Wordtune, AI21’s terms allow training unless a written agreement prohibits it.
Yes: Grammarly offers grammar, spelling and tone checks with 100 AI prompts a month, and Wordtune offers 10 rewrites a day and 3 summaries a month.
Yes; many people use one for its strength and the other to cross-check.
The Verdict
Overall, Grammarly vs Wordtune favors Grammarly on our scores. The other, however, still wins for its own kind of job.
So pick by the job, check the output, and also keep sensitive material out of lower plans.