Relentless Sinner: Empire of Sinners, Book 4: Audiobook
Book 4 of the Empire of Sinners series
According to The Books Insider's catalog data, the Relentless Sinner: Empire of Sinners, Book 4 audiobook runs 11.6 hours unabridged, narrated by Ada Sinclair and Stephen Borne (about 7.7 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 11.6 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 24 days |
| 1 hour / day | 12 days |
| 2 hours / day | 6 days |
| 1 hour / day at 1.5× | 8 days |
You'll finish in – by –
Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.
What our data says
- At 11.6 hours, it runs longer than 83% of the 7,690 Mystery audiobooks in our catalog.
Catching up on Empire of Sinners
This is book 4. Books 1 to 3 run 31.2 hours before it; books 1 to 5 run 52.1 hours in all.
| Book | Title | Length |
|---|---|---|
| 1 | Ruthless Sinner: Empire of Sinners, Book 1 | 11.9 hrs |
| 2 | Merciless Sinner: Empire of Sinners, Book 2 | 10.5 hrs |
| 3 | Fearless Sinner: Empire of Sinners, Book 3 | 8.8 hrs |
| 4 | Relentless Sinner: Empire of Sinners, Book 4 | 11.6 hrs |
| 5 | Heartless Sinner: Empire of Sinners, Book 5 | 9.3 hrs |
More narrated by Ada Sinclair
Ada Sinclair narrates 121 unabridged audiobooks in our catalog, 1,066 hours in all.
About as long, on the Mystery shelf
1,210 Mystery audiobooks in our catalog run within 10% of this length. The most popular on the store:
Computed from 409,794 English-language unabridged audiobooks in The Books Insider catalog (store data read November 3, 2026). Lengths are the store's own running times. Methodology.
About this listen
Relentless Sinner: Empire of Sinners, Book 4 is book 4 of Faith Summers's Empire of Sinners series: a 11.6-hour unabridged recording, read by Ada Sinclair and Stephen Borne, released January 21, 2025, on the Mystery shelf.
The listen at a glance
- Length
- 11.6 hrs
- Narrated by
- Ada Sinclair, Stephen Borne
- Released
- January 21, 2025
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Mystery
- Series
- Empire of Sinners #4
- ISBN
- 9781039453517
How to listen to Relentless Sinner: Empire of Sinners, Book 4 free
New members at audiobooks.com get three free audiobooks with the trial.
Separately, the store's catalog carries more than 10,000 audiobooks that are always free to stream.
Start listening freeQuestions listeners ask
How long is the Relentless Sinner: Empire of Sinners, Book 4 audiobook?
Relentless Sinner: Empire of Sinners, Book 4 runs 11.6 hours unabridged. At 1.5× speed that drops to roughly 7.7 hours.
Is the Relentless Sinner: Empire of Sinners, Book 4 audiobook free?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates Relentless Sinner: Empire of Sinners, Book 4?
Relentless Sinner: Empire of Sinners, Book 4 is narrated by Ada Sinclair and Stephen Borne.
Is Relentless Sinner: Empire of Sinners, Book 4 worth listening to at 1.5× speed?
At 1.5× you'd finish in about 7.7 hours, saving 3.9 hours.