Proving Grounds: Audiobook
Book 3 of the Reclaimer series
According to The Books Insider's catalog data, the Proving Grounds audiobook runs 22.2 hours unabridged, narrated by Bj Harrison (about 14.8 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 22.2 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 45 days |
| 1 hour / day | 23 days |
| 2 hours / day | 12 days |
| 1 hour / day at 1.5× | 15 days |
You'll finish in – by –
Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.
What our data says
- At 22.2 hours, it runs longer than 97% of the 13,269 Science Fiction audiobooks in our catalog.
Catching up on Reclaimer
This is book 3. Books 1 to 2 run 44.1 hours before it; books 1 to 8 run 186.3 hours in all.
| Book | Title | Length |
|---|---|---|
| 1 | The Crucible | 22.3 hrs |
| 2 | Dark Sector | 21.8 hrs |
| 3 | Proving Grounds | 22.2 hrs |
| 4 | Winds of Destruction | 23.1 hrs |
| 5 | Planetfall | 21.9 hrs |
| 6 | Heart of Iron | 25.9 hrs |
| 7 | Atreyan Dawn | 26 hrs |
| 8 | Seraphic Trials | 23.1 hrs |
More narrated by Bj Harrison
Bj Harrison narrates 85 unabridged audiobooks in our catalog, 1,008 hours in all.
About as long, on the Science Fiction shelf
317 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
Proving Grounds is book 3 of Waldo Rodriguez's Reclaimer series: a 22.2-hour unabridged recording, read by Bj Harrison, released August 8, 2023, on the Apocalyptic & Dystopian and Science Fiction shelves.
The listen at a glance
- Length
- 22.2 hrs
- Narrated by
- Bj Harrison
- Released
- August 8, 2023
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Apocalyptic & Dystopian, Science Fiction
- Series
- Reclaimer #3
- ISBN
- 9798765072363
How to listen to Proving Grounds 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 freeQuestions listeners ask
How long is the Proving Grounds audiobook?
Proving Grounds runs 22.2 hours unabridged. At 1.5× speed that drops to roughly 14.8 hours.
Is the Proving Grounds audiobook free?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates Proving Grounds?
Proving Grounds is narrated by Bj Harrison.
Is Proving Grounds worth listening to at 1.5× speed?
At 1.5× you'd finish in about 14.8 hours, saving 7.4 hours.