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Most buyers should pick Grammarly.
Pick Grammarly for everyday proofreading and writing help: it has a free plan, and Pro is €12/month with full-sentence rewrites and 2,000 AI prompts per member. Pick Jasper for marketing teams building on-brand campaigns, using GEO and workflow agents, or managing brand context. Jasper has no free plan; its Pro tier is $59 per seat/month billed yearly or $69 monthly, plus a 7-day trial. These are different jobs, so compare the fit before comparing prices.
01Side by side
| Grammarly | Jasper | |
|---|---|---|
| Starting price | €12/month for Pro; currency shown: EUR | $59/seat/month yearly; $69 monthly |
| Free plan | Free plan with 100 AI prompts monthly | No free plan; 7-day trial |
| Best for | Proofreading and everyday writing help | On-brand marketing campaigns and GEO |
| Core strength | Grammar, tone, clarity and sentence rewrites | Brand context, marketing agents and GEO tracking |
| Learning curve | Not published | Not published |
| Integrations/data | Works in Zendesk and other text boxes | Jasper IQ context, API and MCP integrations |
| Team/seat costs | Pro is €12/month; team seat pricing not published | $59–69 per seat/month; Business custom-priced |
| Support | Dedicated support on Enterprise | Account management and priority support on Business |
Grammarly Choose Grammarly if
- Choose Grammarly if you need free proofreading and tone feedback.
- Choose Grammarly if you want sentence rewrites for €12/month.
- Choose Grammarly if you write across Zendesk and other text boxes.
Jasper Choose Jasper if
- Choose Jasper if you need on-brand campaign production across marketing workflows.
- Choose Jasper if GEO visibility tracking is a priority.
- Choose Jasper if you need API access, governance and custom agents.
02Pricing compared
Grammarly lists a Free plan at €0 and Pro at €12 per month. Pro includes 2,000 AI prompts per member each month, full-sentence rewrites, and plagiarism and AI-text detection. An annual Pro price is not published on the vendor's site. Enterprise pricing is custom.
Jasper has no free plan. Its Pro plan costs $69 per seat per month with monthly billing, or $59 per seat per month billed yearly. It includes one seat, and Jasper lists a 7-day free trial. Business pricing is custom.
These prices use different currencies and Jasper charges per seat, so they are not a direct like-for-like comparison. Grammarly is the lower-cost starting point for individual writing help; Jasper’s entry plan is priced for marketers who need its content platform and brand tools.
03Features and depth
Grammarly focuses on improving text you have already written. Its homepage lists proofreading, tone suggestions, paragraph rewrites, and a Humanizer agent. Pro adds full-sentence rewrites, tone adjustment, plagiarism and AI-text detection, plus 2,000 AI prompts per member each month. Pro also includes one style guide, one brand tone, and two user groups.
Jasper is built around marketing workflows and brand context. Its Jasper IQ layer uses brand, product, and audience information to guide AI outputs; its agents cover workflows such as GEO, research, and translation. The platform also lists Brand Voice, Visual Guidelines, Style Guide, and API and MCP integrations. Pro includes two Brand Voices, five Knowledge assets, and three Audiences. Business adds custom agents, API access, and unlimited Brand Voices, Knowledge, and Audiences, according to the published plan details.
Choose Grammarly for editing and writing assistance. Choose Jasper when campaign workflows, brand governance, or GEO work are central to the job.
04Ease of use and learning curve
Grammarly is aimed at individual writing tasks and works inside apps such as Zendesk and other text boxes, according to the published product details. That makes its core job straightforward to understand: write, then review suggestions. Its paid features add more AI tools, but the basic proofreading use case does not require building a marketing workflow.
Jasper’s scope is broader. Its Canvas platform, brand context, and agents are designed for marketing teams setting up repeatable processes. The product also describes forward-deployed experts who help identify workflows and build initial automated processes. That support may help larger teams get started, but Jasper has more concepts and setup choices to learn. For occasional editing, that extra scope may be unnecessary.
Questions people ask
Which is cheaper, Grammarly or Jasper?
Grammarly has the lower listed starting price: its Free plan costs €0, and Pro is €12 per month. Jasper has no free plan; Pro costs $69 per seat per month billed monthly or $59 per seat per month billed yearly. Because the prices are in different currencies, compare them in your local currency before deciding.
Is Jasper better than Grammarly for marketing teams?
For teams producing on-brand campaigns or managing marketing workflows, Jasper is the closer fit: its listed tools include brand context, marketing agents, GEO features, and custom agents on Business. Grammarly is focused on proofreading and writing assistance, with brand style features on Pro. The better choice depends on whether the team needs a marketing platform or an editor.
Does Grammarly have a free plan, and does Jasper?
Grammarly lists a Free plan with proofreading features, tone visibility, and 100 AI prompts per month. Jasper does not list a free plan, but its pricing details include a 7-day free trial. Check the current terms before signing up, since trial conditions can change.
Can Grammarly replace Jasper?
Not for every job. Grammarly covers proofreading, tone, clarity, and sentence rewrites, while Jasper’s listed scope includes campaign workflows, brand context, GEO, and agents for research and translation. If you only need writing cleanup, Grammarly may cover the task; if you need those marketing workflows, the products are not equivalent.