Prudence: Audiobook
Book 1 of the Custard Protocol series
According to The Books Insider's catalog data, the Prudence audiobook runs 12.5 hours unabridged, narrated by Moira Quirk (about 8.3 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 12.5 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 25 days |
| 1 hour / day | 13 days |
| 2 hours / day | 7 days |
| 1 hour / day at 1.5× | 9 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 12.5 hours, it runs longer than 75% of the 7,781 Romantasy (Romance) audiobooks in our catalog.
Catching up on The Custard Protocol
This is book 1. Books 1 to 4 run 48.9 hours in all.
| Book | Title | Length |
|---|---|---|
| 1 | Prudence | 12.5 hrs |
| 2 | Imprudence | 12 hrs |
| 3 | Competence | 12 hrs |
| 4 | Reticence | 12.4 hrs |
More narrated by Moira Quirk
Moira Quirk narrates 154 unabridged audiobooks in our catalog, 1,724 hours in all.
- Dark Age
- Gideon the Ninth
- The Hunting Party
- Harrow the Ninth
- Nona the Ninth
About as long, on the Romantasy (Romance) shelf
1,224 Romantasy (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
Prudence is book 1 of Gail Carriger's Custard Protocol series: a 12.5-hour unabridged recording, read by Moira Quirk, released March 17, 2015, on the Romantasy (Romance) and Historical (Science Fiction & Fantasy) shelves.
The listen at a glance
- Length
- 12.5 hrs
- Narrated by
- Moira Quirk
- Released
- March 17, 2015
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Romantasy (Romance), Historical (Science Fiction & Fantasy), Romantasy (Science Fiction & Fantasy)
- Series
- The Custard Protocol #1
- ISBN
- 9781611132076
How to listen to Prudence 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 Prudence audiobook?
Prudence runs 12.5 hours unabridged. At 1.5× speed that drops to roughly 8.3 hours.
Is the Prudence audiobook free?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates Prudence?
Prudence is narrated by Moira Quirk.
Is Prudence worth listening to at 1.5× speed?
At 1.5× you'd finish in about 8.3 hours, saving 4.2 hours.