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Grammarly: AI Writing Assistant and Grammar Checker App: What Users Actually Complain About

grammarly.com · productivity/communication · Chrome · Web Store 3.9★ · 43,169 ratings

300 reviews analyzed 153 negative (≤3★) 6 pain clusters updated Nov 13, 2026

Overview

Users are primarily frustrated with aggressive upselling tactics, performance issues, and declining AI quality. Integration problems and intrusive UI elements further degrade the experience, while billing and account issues add to user dissatisfaction.

Top complaints

1. Aggressive Upselling

cluster 1/6
23% of complaints●●●○○ sev 3/536 reviews

Excessive premium upgrade prompts and persistent pop-ups disrupting user experience.

“Overly aggressive "Write without limits" prompt to pay for premium is disrupting the usage.”
“I get pop-ups for the upgraded version every two minutes... It is driving me crazy”

2. Performance and Stability Issues

cluster 2/6
21% of complaints●●●●○ sev 4/533 reviews

Extension freezing, crashing, becoming unresponsive, and consuming excessive system resources.

“The extension keeps freezing, becoming unresponsive, or displaying a completely blank screen.”
“Recently, it has become unstable, especially on Upwork, where I use it most frequently.”
“High RAM & CPU usage. Commonly breaking other extension features.”

3. AI Quality Decline

cluster 3/6
17% of complaints●●●○○ sev 3/527 reviews

Poor quality corrections and intrusive AI features that degrade the writing experience.

“After its pivot into a heavy use of AI, its quality has fallen off a cliff”
“Grammarly has started to use AI and it's annoying because it used to be good and now I have to deal with clearly AI trig”
“It constantly stops your writing process, bringing up colors and flashing items”

4. Integration and Compatibility Problems

cluster 4/6
9% of complaints●●●●○ sev 4/514 reviews

Issues with Google Docs integration, browser compatibility, and extension conflicts.

“Completely breaks Google Docs (can't click on anything or type)”
“Does not work on my new Chromebook”
“High RAM & CPU usage. Commonly breaking other extension features.”

5. Intrusive UI Elements

cluster 5/6
15% of complaints●●●○○ sev 3/523 reviews

Unwanted interface elements blocking content and persistent unwanted features.

“The Grammarly icon sat on top of buttons I needed to click”
“the Grammarly icon in text field always gets in the way of writing and it's impossible to move it on the side.”
“It adds a new sidepanel (called Superhuman Go), and keep adding it after I manually remove it”

6. Billing and Account Issues

cluster 6/6
10% of complaints●●○○○ sev 2/515 reviews

Subscription problems, difficulty uninstalling, and login failures.

“I subscribed for one month, but they charged me for the full year”
“As paid member cannot login and use services even for free members”
“Can't uninstall. Constantly asking to upgrade. Even after un-install I keep getting the requests.”

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