First and Only: Audiobook
Book 2 of the Callaghan Brothers series
According to The Books Insider's catalog data, the First and Only audiobook runs 9.7 hours unabridged, narrated by Aiden Snow (about 6.5 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 9.7 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 20 days |
| 1 hour / day | 10 days |
| 2 hours / day | 5 days |
| 1 hour / day at 1.5× | 7 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 9.7 hours, it runs longer than 71% of the 16,241 Modern audiobooks in our catalog.
Catching up on Callaghan Brothers
This is book 2. Book 1 runs 8 hours before it; books 1 to 9 run 75.3 hours in all.
| Book | Title | Length |
|---|---|---|
| 1 | Dangerous Secrets | 8 hrs |
| 2 | First and Only | 9.7 hrs |
| 3 | House Calls | 8.1 hrs |
| 4 | Seeking Vengeance | 7.2 hrs |
| 5 | Guardian Angel | 9.4 hrs |
| 6 | Beyond Affection | 7.7 hrs |
| 7 | Having Faith | 8.7 hrs |
| 8 | Bottom Line | 8 hrs |
| 9 | Forever Mine | 8.5 hrs |
More narrated by Aiden Snow
Aiden Snow narrates 558 unabridged audiobooks in our catalog, 5,178 hours in all.
About as long, on the Modern shelf
3,421 Modern 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
First and Only is book 2 of Abbie Zanders's Callaghan Brothers series: a 9.7-hour unabridged recording, read by Aiden Snow, released March 21, 2017, on the Modern and Fiction shelves.
The listen at a glance
- Length
- 9.7 hrs
- Narrated by
- Aiden Snow
- Released
- March 21, 2017
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Modern, Fiction
- Series
- Callaghan Brothers #2
- ISBN
- 9781515987727
How to listen to First and Only 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 First and Only audiobook?
First and Only runs 9.7 hours unabridged. At 1.5× speed that drops to roughly 6.5 hours.
Is the First and Only audiobook free?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates First and Only?
First and Only is narrated by Aiden Snow.