The Books Insiderindependent audiobook data
Rival Forces by D.D. Ayres

Rival Forces: Audiobook

by D.D. Ayres · narrated by Jeffrey Kafer · unabridged · 2019

Book 4 of the K-9 Rescue series

According to The Books Insider's catalog data, the Rival Forces audiobook runs 7.5 hours unabridged, narrated by Jeffrey Kafer (about 5 hours at 1.5× playback speed).

7.5listening hrs
Romancestore shelf
2019released
Free for new listeners
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The instrument When will you finish it?

Based on 7.5 hours of listening.

Days to finish Rival Forces at common listening paces
Your paceYou'll finish in
30 min / day15 days
1 hour / day8 days
2 hours / day4 days
1 hour / day at 1.5×5 days
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Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.

What our data says

  • At 7.5 hours, it is shorter than 57% of the 63,227 Romance audiobooks in our catalog.

More narrated by Jeffrey Kafer

Jeffrey Kafer narrates 348 unabridged audiobooks in our catalog, 2,896 hours in all.

All Jeffrey Kafer audiobooks, measured

About as long, on the Romance shelf

9,259 Romance 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

Rival Forces is book 4 of D.D. Ayres's K-9 Rescue series: a 7.5-hour unabridged recording, read by Jeffrey Kafer, released April 9, 2019, on the Romance shelf.

The listen at a glance

Length
7.5 hrs
Narrated by
Jeffrey Kafer
Released
April 9, 2019
Format
Unabridged audiobook
Language
English
Store shelves
Romance
Series
K-9 Rescue #4
ISBN
9781541404229

How to listen to Rival Forces 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.

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Questions listeners ask

How long is the Rival Forces audiobook?

Rival Forces runs 7.5 hours unabridged. At 1.5× speed that drops to roughly 5 hours.

Is the Rival Forces audiobook free?

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

Who narrates Rival Forces?

Rival Forces is narrated by Jeffrey Kafer.