Backstory vs Sybill: who uses which
Customers, public proof and the companies that use both.
On usedby, 20 companies use Backstory and 19 use Sybill. 1 company uses both, including Drata.Latest check Oct 8, 2026: 39 of 39 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 Backstory, Sybill, or both
Every company with a public proof for at least one of the two tools.
19
use only Backstory
1
company uses both
18
use only Sybill
19 companies use only Backstory, 18 use only Sybill and 1 uses both, out of the 38 companies on usedby that use at least one of them.
Who uses both
Companies with a confirmed or observed line on both tools.
| Company |
|---|
 Drata |
Side by side
Facts from our data and from each vendor's public pages. Each line says where it comes from.
Backstory
SybillWhat customers report
Results as the vendor or the customer published them, with the source and the date.
Backstory
deals that used ClosePlan closed at a 6% higher rate than those that didn't
Seismic
Vendor case study, backstory.ai, captured Oct 7, 2026
30% increase in meetings with existing customers
Octave
Vendor case study, backstory.ai, captured Oct 7, 2026
Sybill
No reviewed story for Sybill yet.
Questions about Backstory and Sybill
Which is used more, Backstory or Sybill?
Backstory has more customers on usedby: 20 against 19 for Sybill.
Do companies use both Backstory and Sybill?
Yes. 1 company uses both on usedby, including Drata.
Who uses Backstory?
20 companies on usedby, each with the public page that shows it. See who uses Backstory.
Who uses Sybill?
19 companies on usedby, each with the public page that shows it. See who uses Sybill.
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.