CataleoSoftware
Get Your Software Listed Get Listed

AI Writing Comparison

Grammarly vs. Jasper

At a glance

At a glance

Grammarly

Best for

Best for individuals and teams who want grammar, clarity and tone help across every app they write in.

  • Freelancers
  • Small and mid-sized
  • Enterprise

Jasper

Best for

Best for marketing teams managing brand voice across multiple writers and channels.

  • Small and mid-sized
  • Enterprise

Cataleo does not name a winner. Both statements come from the vendors themselves.

Full Comparison

Criterion Grammarly Jasper
Starting price Free tier; Pro from $12 / user / month $12 per member per month billed annually, $30 billed monthly. Enterprise is custom. From ~$49 to $69 / month Business and Enterprise are custom, around $125 per seat.
Free trial Free tier with 100 AI prompts per month Trial only, no permanent free tier
Commercial use Yes Yes
Output Grammar, clarity and tone suggestions, plus generative AI drafts Marketing content with brand voice
Content types Emails, documents, business and academic writing Marketing content
Brand voice Yes, brand tone and style guide (unlimited on Enterprise) Yes
Content scoring Yes, writing performance score and tone detection Through the Surfer SEO integration, not native; Surfer's content editor shows optimization scores inside Jasper
Drafting tools Yes, generative AI prompts, rewrites and tone adjustments Yes, drafting, brainstorming, a Canvas workspace and Content Pipelines, plus 100+ marketing agents
Templates No preset template library; generation runs from prompts and built-in AI agents Yes, template library
Team workflows Yes, team analytics, snippets and shared style guide Yes, team workflows
API No public API; the Text Editor SDK for developers was discontinued in 2024 Yes
Deployment Cloud (SaaS), Browser-based Cloud (SaaS), Browser-based
Company size more entries Freelancers, Small and mid-sized, Enterprise Small and mid-sized, Enterprise

Compare more tools

Row where the values differ The small markers point at the lower number, the longer list or the stated feature. They describe the data, they are not a verdict.

The short version

Key Differences

  • Starting price Grammarly Free tier; Pro from $12 / user / month Jasper From ~$49 to $69 / month
  • Free trial Grammarly Free tier with 100 AI prompts per month Jasper Trial only, no permanent free tier
  • Company size Grammarly Freelancers, Small and mid-sized, Enterprise Jasper Small and mid-sized, Enterprise
  • Output Grammarly Grammar, clarity and tone suggestions, plus generative AI drafts Jasper Marketing content with brand voice
  • Content types Grammarly Emails, documents, business and academic writing Jasper Marketing content

Every line is one datapoint from the table above, picked automatically. Nothing here is written text.

The trade-offs

Strengths and Limitations

Grammarly

Strengths

  • Free tier is genuinely useful for everyday writing
  • Works across apps and browsers through extensions
  • Brand tones and style guides keep a consistent voice

Limitations

  • Generative AI is capped by monthly prompt limits
  • Enterprise pricing is custom, not published

Jasper

Strengths

  • Deepest feature set for professional marketing copy
  • Strong brand voice
  • Team and enterprise workflows

Limitations

  • Pricey
  • Overkill for solo or simple needs
  • No permanent free tier

Plans

Pricing

Grammarly

  • Free $0 100 AI prompts per month.
  • Pro $12 Per member per month billed annually. $30 billed monthly.
  • Enterprise Custom Contact sales.
Visit site

Jasper

  • Not stated ~$49 to $69 Per month.
  • Business / Enterprise Custom Around $125 per seat.
Visit site

What users say

Review Scores · opens after launch

Grammarly

Ease of use
Not rated yet
User interface
Not rated yet
Onboarding
Not rated yet
Support and service
Not rated yet
Value for money
Not rated yet
Features
Not rated yet

No reviews yet. Be the first to review this tool. Every review is checked for fairness before it appears, and the vendor cannot have one removed.

Jasper

Ease of use
Not rated yet
User interface
Not rated yet
Onboarding
Not rated yet
Support and service
Not rated yet
Value for money
Not rated yet
Features
Not rated yet

No reviews yet. Be the first to review this tool. Every review is checked for fairness before it appears, and the vendor cannot have one removed.

Where this comes from

Where this comes from

Grammarly https://www.grammarly.com · no check date recorded yet

Jasper https://www.jasper.ai · no check date recorded yet

This table lists factual criteria taken from information the vendors publish themselves. For how we put it together, see the methodology.