The Books Insiderindependent audiobook data
Terra Tamers: Alpha by Brian Petrilli

Terra Tamers: Alpha: Audiobook

Book 1 of the Terra Tamers Genesis series

According to The Books Insider's catalog data, the Terra Tamers: Alpha audiobook runs 11.6 hours unabridged, narrated by Brian Petrilli (about 7.7 hours at 1.5× playback speed).

11.6listening hrs
Science Fictionstore shelf
2025released
Free for new listeners

The instrument When will you finish it?

Based on 11.6 hours of listening.

Days to finish Terra Tamers: Alpha at common listening paces
Your paceYou'll finish in
30 min / day24 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 11.6 hours, it runs longer than 73% of the 13,269 Science Fiction audiobooks in our catalog.

About as long, on the Science Fiction shelf

1,984 Science Fiction 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

Terra Tamers: Alpha is book 1 of Brian Petrilli's Terra Tamers Genesis series: a 11.6-hour unabridged recording, read by Brian Petrilli, released June 30, 2025, on the Science Fiction and Sci-Fi, Fantasy & Paranormal shelves.

The listen at a glance

Length
11.6 hrs
Narrated by
Brian Petrilli
Released
June 30, 2025
Format
Unabridged audiobook
Language
English
Store shelves
Science Fiction, Sci-Fi, Fantasy & Paranormal, Action & Adventure (Teen & YA)
Series
Terra Tamers Genesis #1
ISBN
9798998551123

How to listen to Terra Tamers: Alpha 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 Terra Tamers: Alpha audiobook?

Terra Tamers: Alpha runs 11.6 hours unabridged. At 1.5× speed that drops to roughly 7.7 hours.

Is the Terra Tamers: Alpha audiobook free?

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

Who narrates Terra Tamers: Alpha?

Terra Tamers: Alpha is narrated by Brian Petrilli.

Is Terra Tamers: Alpha worth listening to at 1.5× speed?

At 1.5× you'd finish in about 7.7 hours, saving 3.9 hours.