The Books Insiderindependent audiobook data
Shadowheart by Meg Gardiner

Shadowheart: Audiobook

Book 4 of the UNSUB series

According to The Books Insider's catalog data, the Shadowheart audiobook runs 11.1 hours unabridged, narrated by Hillary Huber (about 7.4 hours at 1.5× playback speed).

11.1listening hrs
Police & Detectivestore shelf
2024released
Free for new listeners

The instrument When will you finish it?

Based on 11.1 hours of listening.

Days to finish Shadowheart at common listening paces
Your paceYou'll finish in
30 min / day23 days
1 hour / day12 days
2 hours / day6 days
1 hour / day at 1.5×8 days

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

What our data says

  • At 11.1 hours, it runs longer than 83% of the 22,296 Police & Detective audiobooks in our catalog.

More narrated by Hillary Huber

Hillary Huber narrates 795 unabridged audiobooks in our catalog, 7,790 hours in all.

All Hillary Huber audiobooks, measured

About as long, on the Police & Detective shelf

4,142 Police & Detective 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

Shadowheart is book 4 of Meg Gardiner's UNSUB series: a 11.1-hour unabridged recording, read by Hillary Huber, released June 18, 2024, on the Police & Detective and Suspense shelves.

The listen at a glance

Length
11.1 hrs
Narrated by
Hillary Huber
Released
June 18, 2024
Format
Unabridged audiobook
Language
English
Store shelves
Police & Detective, Suspense
Series
The UNSUB Series #4
ISBN
9781982627690

How to listen to Shadowheart 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 Shadowheart audiobook?

Shadowheart runs 11.1 hours unabridged. At 1.5× speed that drops to roughly 7.4 hours.

Is the Shadowheart audiobook free?

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

Who narrates Shadowheart?

Shadowheart is narrated by Hillary Huber.

Is Shadowheart worth listening to at 1.5× speed?

At 1.5× you'd finish in about 7.4 hours, saving 3.7 hours.