The Books Insiderindependent audiobook data
No Mercy by Lori Armstrong

No Mercy: Audiobook

Book 1 of the Mercy Gunderson series

According to The Books Insider's catalog data, the No Mercy audiobook runs 10.6 hours unabridged, narrated by Jennifer Van Dyck (about 7 hours at 1.5× playback speed).

10.6listening hrs
Police & Detectivestore shelf
2010released
Free for new listeners

The instrument When will you finish it?

Based on 10.6 hours of listening.

Days to finish No Mercy at common listening paces
Your paceYou'll finish in
30 min / day22 days
1 hour / day11 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 10.6 hours, it runs longer than 78% of the 22,296 Police & Detective audiobooks in our catalog.

Catching up on Mercy Gunderson Series

This is book 1. Books 1 to 2 run 20.6 hours in all.

BookTitleLength
1No Mercy10.6 hrs
2Mercy Kill10 hrs

More narrated by Jennifer Van Dyck

Jennifer Van Dyck narrates 49 unabridged audiobooks in our catalog, 409 hours in all.

All Jennifer Van Dyck audiobooks, measured

About as long, on the Police & Detective shelf

4,757 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

No Mercy is book 1 of Lori Armstrong's Mercy Gunderson series: a 10.6-hour unabridged recording, read by Jennifer Van Dyck, released January 12, 2010, on the Police & Detective shelf.

The listen at a glance

Length
10.6 hrs
Narrated by
Jennifer Van Dyck
Released
January 12, 2010
Format
Unabridged audiobook
Language
English
Store shelves
Police & Detective
Series
Mercy Gunderson Series #1
ISBN
9781423377542

How to listen to No Mercy 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 No Mercy audiobook?

No Mercy runs 10.6 hours unabridged. At 1.5× speed that drops to roughly 7 hours.

Is the No Mercy audiobook free?

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

Who narrates No Mercy?

No Mercy is narrated by Jennifer Van Dyck.

Is No Mercy worth listening to at 1.5× speed?

At 1.5× you'd finish in about 7 hours, saving 3.5 hours.