Replit vs Retool: who uses which
Customers, public proof and the companies that use both.
On usedby, 31 companies use Replit and 128 use Retool. 4 companies use both, including Plaid, Databricks, and ClickUp. Retool leads among the Fintech & Payments companies on usedby that use either tool.Latest check Oct 11, 2026: 157 of 159 public lines checked. Counts include every proof level, job-post signals included. A company on both tools counts at any proof level, and a job post on one side is marked as such.
Who uses Replit, Retool, or both
Every company with a public proof for at least one of the two tools.
27
use only Replit
4
companies use both
124
use only Retool
27 companies use only Replit, 124 use only Retool and 4 use both, out of the 155 companies on usedby that use at least one of them.
Where it lands
Recently publicly listed customers
Who uses both
Companies with a public line on both tools, at any proof level: the strongest proofs come first, and a job post is marked.
| Company | First public proof, Replit | First public proof, Retool |
|---|---|---|
 Plaid | On or before Sep 2026 | On or before Mar 2023 |
 Databricks | On or before Oct 2026 | On or before Nov 2025 |
 ClickUp | — | On or before Jun 2025 |
 Boeing | — | On or before Jun 2025 |
By industry
Which tool the companies on usedby use, by industry. Shares of the companies on usedby that use Replit, Retool or both: a share of the companies on usedby, not of the market.
Replit onlyBothRetool only
More common with Retool
- Fintech & Payments16 of the 17 Fintech & Payments companies on usedby that use either tool use Retool, 1 of them alongside Replit.
- E-commerce & D2C10 of the 11 E-commerce & D2C companies on usedby that use either tool use Retool.
- DevTools & Infrastructure6 of the 8 DevTools & Infrastructure companies on usedby that use either tool use Retool, 1 of them alongside Replit.
Source: every usedby line, from confirmed proofs to job-post signals (the weakest proof level).
Side by side
Facts from our data and from each vendor's public pages. Each line says where it comes from.
ReplitRetoolWhat 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
Retool
use Retool to build and manage over 100 internal solutions for every team
Ramp
Vendor case study, retool.com, captured Oct 8, 2026
improved the company’s time-to-deployment KPI by 3x
Greenly
Vendor case study, retool.com, captured Oct 8, 2026
Questions about Replit and Retool
Which is used more, Replit or Retool?
Retool has more customers on usedby: 128 against 31 for Replit.
Do companies use both Replit and Retool?
Yes. 4 companies use both on usedby, including Plaid, Databricks, and ClickUp.
Who uses Replit?
31 companies on usedby, each with the public page that shows it. See who uses Replit.
Who uses Retool?
128 companies on usedby, each with the public page that shows it. See who uses Retool.
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 counts as using both tools when it has a line on each, at any level; the list shows the strongest proofs first and marks job posts.