Fellow vs Read AI: who uses which
Customers, public proof and the companies that use both.
On usedby, 28 companies use Fellow and 15 use Read AI. 2 companies use both, including Hubspot and University of Michigan. Read AI leads among the Schools & Universities companies on usedby that use either tool.Latest check Oct 7, 2026: 43 of 43 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 Fellow, Read AI, or both
Every company with a public proof for at least one of the two tools.
26
use only Fellow
2
companies use both
13
use only Read AI
26 companies use only Fellow, 13 use only Read AI and 2 use both, out of the 41 companies on usedby that use at least one of them.
Where it lands
Newest customers
No new customer since tracking started on October 7, 2026.
Where it lands
Newest customers
No new customer since tracking started on October 7, 2026.
Who uses both
Companies with a confirmed or observed line on both tools.
| Company |
|---|
 Hubspot |
 University of Michigan |
Side by side
Facts from our data and from each vendor's public pages. Each line says where it comes from.
Fellow
Read AIWhat customers report
Results as the vendor or the customer published them, with the source and the date.
Fellow
Over 90% of Jimdo has fully adopted Fellow throughout the organization.
Jimdo
Vendor case study, fellow.ai, captured Oct 7, 2026
How Jacaranda Finance uses Fellow
Jacaranda Finance
Vendor case study, fellow.ai, captured Oct 7, 2026
Read AI
No reviewed story for Read AI yet.
Questions about Fellow and Read AI
Which is used more, Fellow or Read AI?
Fellow has more customers on usedby: 28 against 15 for Read AI.
Do companies use both Fellow and Read AI?
Yes. 2 companies use both on usedby, including Hubspot and University of Michigan.
Who uses Fellow?
28 companies on usedby, each with the public page that shows it. See who uses Fellow.
Who uses Read AI?
15 companies on usedby, each with the public page that shows it. See who uses Read AI.
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.