Thirty One: Audiobook
According to The Books Insider's catalog data, the Thirty One audiobook runs 0.8 hours unabridged, narrated by Kristin Key and Michael Malone (about 0.5 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 0.8 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 2 days |
| 1 hour / day | 1 day |
| 2 hours / day | 1 day |
| 1 hour / day at 1.5× | 1 day |
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 0.8 hours, it is shorter than 79% of the 2,498 Theatre & Radio audiobooks in our catalog.
More narrated by Kristin Key
Kristin Key narrates 4 unabridged audiobooks in our catalog, 3 hours in all.
About as long, on the Theatre & Radio shelf
165 Theatre & Radio 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
Thirty One is an audiobook by Kristin Key and Michael Malone: a 0.8-hour unabridged recording, read by Kristin Key and Michael Malone, released November 13, 2015, on the Theatre & Radio shelf.
The listen at a glance
- Length
- 0.8 hrs
- Narrated by
- Kristin Key, Michael Malone
- Released
- November 13, 2015
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Theatre & Radio
How to listen to Thirty One 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 Thirty One audiobook?
Thirty One runs 0.8 hours unabridged. At 1.5× speed that drops to roughly 0.5 hours.
Is the Thirty One audiobook free?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates Thirty One?
Thirty One is narrated by Kristin Key and Michael Malone.