Grammarly vs Jasper
A 2026 side-by-side comparison of Grammarly and Jasper — pricing, key features, platforms, API access, and the trade-offs of each, based on data collected from their official sites.
Grammarly
AI writing assistant for grammar, tone, and clarity
Jasper
Enterprise AI copilot for marketing teams
Tagline
AI writing assistant for grammar, tone, and clarity
Enterprise AI copilot for marketing teams
Pricing
Freemium
Paid
Rating
0.0 (0)
0.0 (0)
Platforms
WebMacWindowsiOSAndroidChrome
WebChrome
API
Yes
Yes
Open source
No
No
Description
Grammarly checks grammar, rewrites sentences, and generates drafts across every app.
Jasper generates on-brand marketing content, campaigns, and workflows for enterprise teams.
Key features
- Citation manager
- Outline mode
- Focus mode
- Multi-file diffs
- Local model option
Pros
- Real-time grammar checking
- Tone detection
- Plagiarism detection
- Rewriting suggestions
- Works across nearly every app
- Chrome, Edge, Word, Docs support
- Generative AI writing (GrammarlyGO)
- Enterprise security and SSO
- Brand voice training
- 50+ content templates
- Team collaboration
- Multi-language output
- Chrome extension
- SEO mode integration
- Full campaign generation
- Enterprise SSO and security
Cons
- Free tier is limited
- Sometimes over-corrects
- Style suggestions can feel generic
- Weak on creative nuance
- Chrome extension is resource-heavy
- Weak on technical jargon
- Business plan is pricey
- Only English is fully supported
- Expensive vs newer rivals
- Generic without brand training
- Requires heavy manual editing
- No free tier
- Long-form quality inconsistent
- Rate limits on lower tiers
- UI feels bloated
- Templates get repetitive
Pricing plans
- FreeEUR0/month
- • Write without mistakes
- • See your writing tone
- • Generate text with AI prompts
- ProEUR12
- • Everything in Free, plus advanced writing features
- • Adjust your writing tone
- • Rewrite full sentences
- • Catch accidental plagiarism
- Enterprise—
- • Everything in Pro, plus enterprise features
- • Enterprise-grade privacy and security
- • Custom roles and permissions
- • Dedicated support
- ProUSD59/month
- • Advanced AI features
- • Create content for multiple brands
- • Collaborate on campaigns
- • Start Free 7-Day Trial
- Business—
- • Everything in Pro
- • Personalized AI features
- • Additional control and security
- • Team training and tech support
Which one should you pick?
- Choose Grammarly if you need Citation manager.
- Choose Jasper if you need Multi-file diffs.
- On budget: Grammarly is freemium, Jasper is paid.