Grammarly vs Copy.ai
AI Writing Tools pricing comparison · 2026
Grammarly pricing ranges from $0–$12/month, while Copy.ai ranges from $0–$650/month. Grammarly is typically 59% more affordable, though your actual cost depends on tier and team size.
Grammarly
Grammarly pricing ranges from free to $12/month as of March 2026.
verified 25d ago
$19K
$25K
Verdict · Vendr median · year 1
Grammarly
saves
$6.0K
vs
Copy.ai
· 25 seats
Cheapest
$19K
Spread
24%
Estimated license cost
at 25 seats
List price × seats. Click a tier below to lock it.
Pro
$3.6K/yr
year 1 license · $12/seat
Chat
$8.7K/yr
year 1 license · $29/seat
What buyers actually pay
median, annual
Vendr deal-flow data. The real benchmark, not list price.
↓ Lowest median
Median annual
$19K/yr
Vendr · n=0 · limited data
Median annual
$25K/yr
Vendr · n=7 · limited data
REF · 01
Sources & confidence
Every dollar amount and contract clause below traces back to a sourced fact. We don't manufacture composite scores.
Where this data comes from
Vendr · TrustRadius · Reddit · BBB · official docs
Sources
10 sourced facts
6 hidden-cost · 2 contract · Vendr median · 1 review platform
Last verified
3w ago
Confidence
High confidence
Sources
8 sourced facts
4 hidden-cost · 2 contract · Vendr median · 1 review platform
Last verified
3w ago
Confidence
Medium confidence
REF · 02
Plans at a glance
Every tier per product. Lock one to drive the cost row above and reveal a tier-specific outbound CTA.
Tier ladder
Click a tier to lock the cost row to it. Locking surfaces a tier-specific Visit CTA.
REF · 04
Contract terms
The fine print, surfaced. Green = buyer-friendly. Each clause backed by a quoted source.
Grammarly
Copy.ai
Auto-renewal
Yes
Yes
Cancellation
Must cancel before renewal date to avoid charges
5 days refund window only
Commitment
✓
Varies by subscription period (monthly, quarterly, or annual)
1 year for annual plans
Price escalation
Promotional rates valid for one subscription period only; standard rates apply upon renewal without published advance notice
No published schedule but users report mid-contract cost increases
Can downgrade
—
No
REF · 05
What users say
Aggregated, with sample sizes. We use whichever review platform has data.
User reviews
TrustRadius · Trustpilot · G2
Decide
Get a quote from each vendor
Each link opens the vendor's pricing page in a new tab.
License cost is computed from publicly listed plans (real math, list price × seats).
Median annual cost is from Vendr's deal flow when available — see source badges.
Hidden costs and contract terms each cite their own sources. We do not invent composite scores.
VS
Grammarly and Copy.ai both operate in the ai writing tools category. This page compares their list pricing.
Plan-by-Plan Pricing
| Plan | Grammarly | Copy.ai |
|---|---|---|
| Free | Free /month | Free /month |
| Pro | $12 /month | $29 /month |
| Enterprise | Custom | Custom |
| Expansion | — | Custom |
| Scale | — | Custom |
| Enterprise | — | Custom |
Cost at Scale
Total cost of ownership — licenses, implementation, and hidden costs included.
Grammarly
3 scenarios$0/month (Free plan)
Student or Casual Writer
basic grammar, spelling, tone detection, and 100 AI prompts/month. Sufficient for occasional writing. Upgrade to Pro at $12/month annual if you need plagiarism detection for academic work.
$12/month (Pro annual at $144/year)
Professional Writer or Content Marketer
full-sentence rewrites, advanced tone and clarity suggestions, plagiarism detection, and 2,000 AI prompts/month. Best value for regular professional use.
Custom pricing (Enterprise plan) -- unlimited AI prompts, SAML SSO, style guides, admin analytics, dedicated account manager. Estimated $15-25/user/month depending on team size and contract terms.
Enterprise Organization (200+ employees)
Copy.ai
6 scenarios$24/month (Chat annual)
Solo Marketer or Freelancer
unlimited words, multi-model AI access, and 5 seats to share with collaborators. $288/year total.
$1,000/month (Growth annual)
Growing Marketing Team (10-30 people)
75 seats, unlimited words, 20,000 workflow credits/month for automation. $12,000/year total.
$2,000
Enterprise Sales and Marketing Organization
$3,000/month (Expansion or Scale annual) -- 150-200 seats, 45K-75K workflow credits, SSO. $24,000-$36,000/year. Enterprise plan available for custom needs.
Market Intelligence
Grammarly
- Median annual cost
- $19,050
Copy.ai
- Median annual cost
- $25,000
- Based on
- 7 deals
Contract Terms
| Term | Grammarly | Copy.ai |
|---|---|---|
| Auto-renewal | Yes | Yes |
| Cancellation | Must cancel before renewal date to avoid charges | 5 days refund window only |
| Minimum commitment | Varies by subscription period (monthly, quarterly, or annual) | 1 year for annual plans |
| Price escalation | Promotional rates valid for one subscription period only; standard rates apply upon renewal without published advance notice | No published schedule but users report mid-contract cost increases |
| Can downgrade | — | No |