Grammarly vs Sudowrite: who uses which
Customers, public proof and the companies that use both.
On usedby, 44 companies use Grammarly and 6 use Sudowrite. No company is listed with both yet. Grammarly leads among the Schools & Universities companies on usedby that use either tool, Sudowrite among the Media & Publishing companies.Latest check Oct 5, 2026: 44 of 50 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 Grammarly, Sudowrite, or both
Every company with a public proof for at least one of the two tools.
44
use only Grammarly
0
companies use both
6
use only Sudowrite
44 companies use only Grammarly, 6 use only Sudowrite and 0 use both, out of the 50 companies on usedby that use at least one of them.
Where it lands
Newest customers
No new customer since tracking started on October 2, 2026.
Where it lands
Newest customers
No new customer since tracking started on October 4, 2026.
Who uses both
Companies with a confirmed or observed line on both tools.
By industry
Which tool the companies on usedby use, by industry. Shares of the companies on usedby that use Grammarly, Sudowrite or both: a share of the companies on usedby, not of the market.
Grammarly onlyBothSudowrite only
More common with Grammarly
- Schools & Universities5 of the 5 Schools & Universities companies on usedby that use either tool use Grammarly.
More common with Sudowrite
- Media & Publishing6 of the 6 Media & Publishing companies on usedby that use either tool use Sudowrite.
Source: confirmed and observed usedby lines. Job-post signals, the weakest proof level, are left out of these shares.
Side by side
Facts from our data and from each vendor's public pages. Each line says where it comes from.
GrammarlySudowriteWhat customers report
Results as the vendor or the customer published them, with the source and the date.
Questions about Grammarly and Sudowrite
Which is used more, Grammarly or Sudowrite?
Grammarly has more customers on usedby: 44 against 6 for Sudowrite. Grammarly leads among the Schools & Universities companies on usedby that use either tool, Sudowrite among the Media & Publishing companies.
Do companies use both Grammarly and Sudowrite?
usedby has not found a company with a confirmed or observed line on both Grammarly and Sudowrite yet.
Who uses Grammarly?
44 companies on usedby, each with the public page that shows it. See who uses Grammarly.
Who uses Sudowrite?
6 companies on usedby, each with the public page that shows it. See who uses Sudowrite.
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.