Grammarly vs Jasper

A detailed comparison to help you choose the right AI tool for your needs.

Winner
Grammarly

Grammarly

4.6
Try Grammarly
Jasper AI

Jasper AI

4.5
Try Jasper
Our Pick
Grammarly

Grammarly edges out Jasper AI with superior overall performance and features that make it the better choice for most users.

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Feature Comparison

Feature
Grammarly
Jasper
Ratings
Overall Rating
4.6
4.5
Coding
-
-
Writing
4.8
4.7
Reasoning
4.0
4.2
Speed
5.0
4.5
Value
4.5
4.0
Pricing
Monthly Price
$12
$49
Free Tier
Input (per 1M tokens)
-
-
Output (per 1M tokens)
-
-
Features
Context Window
50K
100K
Vision/Images
Audio
Video
Code Generation
AI Agents

Grammarly

Pros

  • Works everywhere (browser, desktop, mobile)
  • Excellent grammar and spelling
  • Tone detection
  • Plagiarism checker
  • GrammarlyGO AI assistant

Cons

  • Not for creative writing
  • Premium features require subscription
  • Can be overly corrective

Jasper AI

Pros

  • Marketing-focused templates
  • Brand voice training
  • Team collaboration
  • SEO integration
  • Chrome extension

Cons

  • Expensive for individuals
  • Limited free trial
  • Overkill for simple tasks

Choose Grammarly if you need:

Grammar checking, professional emails, academic writing

Choose Jasper if you need:

Marketing teams, content at scale, brand consistency

Ready to get started?

Both tools offer free tiers or trials. Try them out and see which one works best for your workflow.