The Books Insiderindependent audiobook data
Knox by Anna del Mar

Knox: Audiobook

Book 7 of the Alpha Heroes series

According to The Books Insider's catalog data, the Knox audiobook runs 13.4 hours unabridged, narrated by Guillaume Dubois (about 8.9 hours at 1.5× playback speed).

13.4listening hrs
Mysterystore shelf
2021released
Free for new listeners

The instrument When will you finish it?

Based on 13.4 hours of listening.

Days to finish Knox at common listening paces
Your paceYou'll finish in
30 min / day27 days
1 hour / day14 days
2 hours / day7 days
1 hour / day at 1.5×9 days

Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.

What our data says

  • At 13.4 hours, it runs longer than 91% of the 7,690 Mystery audiobooks in our catalog.

Catching up on Alpha Heroes

This is book 7. Books 1 to 6 run 67.5 hours before it; books 1 to 13 run 156.5 hours in all.

BookTitleLength
1Ajax10.7 hrs
2Max10.5 hrs
3Troy10.7 hrs
4Apollo11.5 hrs
5Kass12.7 hrs
6Sebastian11.3 hrs
7Knox13.4 hrs
8Kane11.7 hrs
9Mac11.2 hrs
10Trev14.3 hrs
11Dash12.1 hrs
12Javier12.8 hrs

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

Knox is book 7 of Anna del Mar's Alpha Heroes series: a 13.4-hour unabridged recording, read by Guillaume Dubois, released November 11, 2021, on the Mystery shelf.

The listen at a glance

Length
13.4 hrs
Narrated by
Guillaume Dubois
Released
November 11, 2021
Format
Unabridged audiobook
Language
English
Store shelves
Mystery
Series
Alpha Heroes #7
ISBN
9798318424489

How to listen to Knox 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 free

Questions listeners ask

How long is the Knox audiobook?

Knox runs 13.4 hours unabridged. At 1.5× speed that drops to roughly 8.9 hours.

Is the Knox audiobook free?

Yes, for new listeners: the trial starts you with three free audiobooks.

Who narrates Knox?

Knox is narrated by Guillaume Dubois.

Is Knox worth listening to at 1.5× speed?

At 1.5× you'd finish in about 8.9 hours, saving 4.5 hours.