Replit vs Tessl: who uses which
Customers, public proof and the companies that use both.
On usedby, 31 companies use Replit and 11 use Tessl. 1 company uses both, including Zillow.Latest check Oct 7, 2026: 41 of 42 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 Replit, Tessl, or both
Every company with a public proof for at least one of the two tools.
30
use only Replit
1
company uses both
10
use only Tessl
30 companies use only Replit, 10 use only Tessl and 1 uses both, out of the 41 companies on usedby that use at least one of them.
Who uses both
Companies with a confirmed or observed line on both tools.
| Company |
|---|
 Zillow |
Side by side
Facts from our data and from each vendor's public pages. Each line says where it comes from.
Replit
TesslWhat customers report
Results as the vendor or the customer published them, with the source and the date.
Replit
Eliminating the speaker review agency saved SaaStr $200,000+ annually
SaaStr
Vendor case study, replit.com, published Feb 1, 2025
Tessl
No reviewed story for Tessl yet.
Questions about Replit and Tessl
Which is used more, Replit or Tessl?
Replit has more customers on usedby: 31 against 11 for Tessl.
Do companies use both Replit and Tessl?
Yes. 1 company uses both on usedby, including Zillow.
Who uses Replit?
31 companies on usedby, each with the public page that shows it. See who uses Replit.
Who uses Tessl?
11 companies on usedby, each with the public page that shows it. See who uses Tessl.
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.