Critical Mass: Audiobook
According to The Books Insider's catalog data, the Critical Mass audiobook runs 8.7 hours unabridged, narrated by AI Voice Martin G (about 5.8 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 8.7 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 18 days |
| 1 hour / day | 9 days |
| 2 hours / day | 5 days |
| 1 hour / day at 1.5× | 6 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 8.7 hours, it runs longer than 50% of the 13,269 Science Fiction audiobooks in our catalog.
More narrated by AI Voice Martin G
AI Voice Martin G narrates 21 unabridged audiobooks in our catalog, 166 hours in all.
About as long, on the Science Fiction shelf
1,934 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
Critical Mass is an audiobook by Aris Stark: a 8.7-hour unabridged recording, read by AI Voice Martin G, released February 18, 2026, on the Action & Adventure (Fiction) and Science Fiction shelves.
The listen at a glance
- Length
- 8.7 hrs
- Narrated by
- AI Voice Martin G
- Released
- February 18, 2026
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Action & Adventure (Fiction), Science Fiction
- ISBN
- 9798240108075
How to listen to Critical Mass 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 Critical Mass audiobook?
Critical Mass runs 8.7 hours unabridged. At 1.5× speed that drops to roughly 5.8 hours.
Is the Critical Mass audiobook free?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates Critical Mass?
Critical Mass is narrated by AI Voice Martin G.