Celonis vs Within: who uses which
Customers, public proof and the companies that use both.
On usedby, 53 companies use Celonis and 16 use Within. 1 company uses both, including Uber. Celonis leads among the Manufacturing companies on usedby that use either tool.Latest check Oct 19, 2026: 69 of 69 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 Celonis, Within, or both
Every company with a public proof for at least one of the two tools.
52
use only Celonis
1
company uses both
15
use only Within
52 companies use only Celonis, 15 use only Within and 1 uses both, out of the 68 companies on usedby that use at least one of them.
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, Celonis | First public proof, Within |
|---|---|---|
 Uber | On or before Oct 2026 | On or before Aug 2026 |
By industry
Which tool the companies on usedby use, by industry. Shares of the companies on usedby that use Celonis, Within or both: a share of the companies on usedby, not of the market.
Celonis onlyBothWithin only
More common with Celonis
- Manufacturing12 of the 12 Manufacturing companies on usedby that use either tool use Celonis.
- Energy, Utilities & Cleantech7 of the 7 Energy, Utilities & Cleantech companies on usedby that use either tool use Celonis.
- Biotech & Pharma5 of the 5 Biotech & Pharma companies on usedby that use either tool use Celonis.
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.
Celonis
WithinWhat customers report
Results as the vendor or the customer published them, with the source and the date.
Celonis
Increased operational visibility plus smart automation have led to a 20% productivity increase.
Vinmar
Vendor case study, celonis.com, captured Oct 8, 2026
Up to 28 days reduction in order cycle time
Cosentino
Vendor case study, celonis.com, captured Oct 8, 2026
Within
With Within, Accelirate cut PDD creation time by 67% for simple workflows
Accelirate
Vendor case study, within.ai, captured Oct 8, 2026
3,800+ processes documented and analyzed across entire accounting organization
Doordash
Vendor case study, within.ai, captured Oct 8, 2026
Questions about Celonis and Within
Which is used more, Celonis or Within?
Celonis has more customers on usedby: 53 against 16 for Within.
Do companies use both Celonis and Within?
Yes. 1 company uses both on usedby, including Uber.
Who uses Celonis?
53 companies on usedby, each with the public page that shows it. See who uses Celonis.
Who uses Within?
16 companies on usedby, each with the public page that shows it. See who uses Within.
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 four proof levels: confirmed, declared by the company itself, 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.