Basis vs Blue J: who uses which
Customers, public proof and the companies that use both.
On usedby, 18 companies use Basis and 27 use Blue J. 1 company uses both, including Larson Gross CAS.Latest check Oct 7, 2026: 45 of 45 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 Basis, Blue J, or both
Every company with a public proof for at least one of the two tools.
17
use only Basis
1
company uses both
26
use only Blue J
17 companies use only Basis, 26 use only Blue J and 1 uses both, out of the 44 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 |
|---|
 Larson Gross CAS |
Side by side
Facts from our data and from each vendor's public pages. Each line says where it comes from.
Basis
Blue JWhat customers report
Results as the vendor or the customer published them, with the source and the date.
Basis
How Boyum Barenscheer uses Basis
Boyum Barenscheer
Vendor case study, getbasis.ai, captured Oct 7, 2026
Blue J
this user saving 6–8 hours per week on tax research
R2 Advisors
Vendor case study, bluej.com, captured Oct 7, 2026
Time Saved Per Week: Up to 5 hours/user
McKonly & Asbury
Vendor case study, bluej.com, captured Oct 7, 2026
Questions about Basis and Blue J
Which is used more, Basis or Blue J?
Blue J has more customers on usedby: 27 against 18 for Basis.
Do companies use both Basis and Blue J?
Yes. 1 company uses both on usedby, including Larson Gross CAS.
Who uses Basis?
18 companies on usedby, each with the public page that shows it. See who uses Basis.
Who uses Blue J?
27 companies on usedby, each with the public page that shows it. See who uses Blue J.
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.