Copy.ai vs Jasper: who uses which
Customers, public proof and the companies that use both.
On usedby, 12 companies use Copy.ai and 45 use Jasper. No company is listed with both yet. Jasper leads among the Marketing Tech companies on usedby that use either tool.Latest check Oct 5, 2026: 40 of 57 public lines checked. Counts include every proof level, job-post signals included. Companies named on both have a confirmed or observed line on each side.
Who uses Copy.ai, Jasper, or both
Every company with a public proof for at least one of the two tools.
12
use only Copy.ai
0
companies use both
45
use only Jasper
12 companies use only Copy.ai, 45 use only Jasper and 0 use both, out of the 57 companies on usedby that use at least one of them.
Where it lands
Newest customers
No new customer since tracking started on October 3, 2026.
Where it lands
Newest customers
We have not started tracking changes for Jasper yet.
Who uses both
Companies with a confirmed or observed line on both tools.
Side by side
Facts from our data and from each vendor's public pages. Each line says where it comes from.
Copy.ai
JasperWhat customers report
Results as the vendor or the customer published them, with the source and the date.
Copy.ai
AI workflows deliver $200,000+ in cost savings while maintaining content quality.
Defendify
Vendor case study, copy.ai, captured Oct 3, 2026
46% increase in lead-to-meeting conversions
Juniper
Vendor case study, copy.ai, captured Oct 3, 2026
Jasper
We compressed what would previously take two years into just three months at Savista because we had Jasper.
Savista
Vendor case study, jasper.ai, published Aug 18, 2026
1 day vs. weeks for development of a multi-platform campaign
iHeartMedia
Vendor case study, jasper.ai, published Aug 18, 2026
Questions about Copy.ai and Jasper
Which is used more, Copy.ai or Jasper?
Jasper has more customers on usedby: 45 against 12 for Copy.ai.
Do companies use both Copy.ai and Jasper?
usedby has not found a company with a confirmed or observed line on both Copy.ai and Jasper yet.
Who uses Copy.ai?
12 companies on usedby, each with the public page that shows it. See who uses Copy.ai.
Who uses Jasper?
45 companies on usedby, each with the public page that shows it. See who uses Jasper.
How does usedby count customers?
A company counts when a public page shows it: a vendor's customer page, a case study, a press release or a job post, most saved with a dated capture. Every line is a customer, at one of three proof levels: confirmed, observed or signal (a job post, the weakest). A company is named as using both tools when its lines on both are confirmed or observed.