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Android Apps > Role Playing > T-Rex Time Machine
T-Rex Time Machine icon

T-Rex Time Machine

by Choice of Games LLC · Role Playing · Free
On Google Play since December 2017 · Data updated 2026-10-31

T-Rex Time Machine is made and published by Choice of Games LLC. AppBrain is an independent app data site and isn't affiliated with Choice of Games LLC. The app name, icon, screenshots and description belong to Choice of Games LLC and are shown as published on Google Play.

AppBrain's verdict

Established
Rating on Google Play
3.74
101 ratings
Installs
30 thousand
Last updated
January 5, 2026
Ads
Contains ads
Size
5.96 MB

T-Rex Time Machine has 30 thousand installs. Users are divided: 3.7 stars from 101 ratings.

Official page on Google Play

User feedback

Ratings and reviews on Google Play

Comments on T-Rex Time Machine for Android

★★★★★ John Dantzler · Dec 13, 2017
Free content is really excellent: brilliant premise, smart, well-written. Suffers a bit from choices that don't seem to have much effect. Still, it's one I would think about buying. Comes with a real baby hadrosaur, right?
★★★★☆ Joaquin Gonzalez Rey · Dec 6, 2017
Pretty nice, I'd say. Stumbled upon it by accident, I was searching for Trials of the Thief-Taker. I don't regret buying it, so far it's been, as I said, pretty nice. I was worried you guys had started to lower the quality, but hey! Proved me wrong.
★★★★★ Rachel The Awesome · Jul 9, 2019
This game doesn't have the best storyline, imagery, character development, nor the romantic aspects (what is up with Vance!?) But to be fair, this is a free game. There's an awesome T. rex cover art! There are small details everywhere, as long as you look closely! There are plenty of achievements to hunt down as well! Overall, I did end up enjoying this short adventure, although, it did leave me a bit unsatisfied. I can see that the author placed a fair amount of effort, hence the five stars.
★★★★★ Kadin Caldwell · Dec 7, 2017
I loved the trial chapter. Unfortunately, I am broke, and can't but the full version
★★★★★ David White · Dec 8, 2017
Good story, decent stats' management. Not very deep characters or writing. I enjoyed it but not in top 10 CoG games.
★☆☆☆☆ Maxwell Romeo *Subscribe Now* · Jan 3, 2018
This is a choosey your own adventure in name only. Choices do not matter because the outcome of events is the same. No matter your cho noice you will fail because the principle believes your cheating. That's it, no sticking to his guns when a video goes viral, no proving he's corrupt when he sides with the man's father, just a simple your expelled cause you cheated. Choices don't matter because later choices ignore your earlier choices for example I chose to bring a go pro camera, pistol with blanks, and some first aid to the nesting site of some Dino. Everything else had to be left behind. Only apparently they forgot this in their writing as suddenly I had a tripod, fully loaded gun, and everything else under the sun. So this is an awful game in respect to choices. But it's not awful otherwise, though definitely not good either. Just another in a long line of disappointing games like choice of robots. Ultimately you suck at writing LLC.
★★☆☆☆ Joe Taylor · Feb 2, 2018
If the rest of the story after the trial period is anything like the first 3 chapters then it is not worth $3.99. If it had been free with adds and/or a wait timer that would be different, but I can't see spending real money on this story.
★★☆☆☆ suace man aquiatan · Sep 6, 2020
Very strange descriptions, it's like a pondering of a confused person

Google Play Rating history and histogram

46
8
28
8
8

Store listing

By Choice of Games LLC, from Google Play

“Face the world's fiercest dinosaurs—on their turf!”

T-Rex Time Machine Screenshot 1 of 7
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T-Rex Time Machine Screenshot 7 of 7
Screenshots by Choice of Games LLC, from the Google Play listing
Description by Choice of Games LLC Written by the developer, not by AppBrain. Click to read.
Face the world's fiercest dinosaurs and make it back to the future in one piece! You're a physics student with a dream: travel back in time and document the world of dinosaurs. Can you survive the terrors of the Tyrannosaurus rex?

“T-Rex Time Machine” is a 170,000 word interactive adventure novel by Rosemary Claire Smith, where your choices control the story. It's entirely text-based—without graphics or sound effects—and fueled by the vast, unstoppable power of your imagination.

When you successfully convert your Land Rover into a working time machine, you set your sights on traveling to the age of the Tyrannosaurus rex, triceratops, and pterosaur where you'll study dinosaurs and film a thrilling documentary. The only problem is the competition: your rival and enemy Darien Vance has claimed your work for his own, accused you of plagiarism, and had you kicked out of graduate school. When you travel back in time, you'll have to prove you got there first, redeem your good name, and make it home safely.

• Play as male or female, gay or straight.
• Dodge stampeding triceratopses and sickle-clawed troodontids.
• Find love with your best friend or one of your time-traveling classmates.
• Feed a baby duckbilled dinosaur and let it imprint on you.
• Film and debut your dinosaur documentary—as a scientific masterpiece or a heartwarming nature film.
• Master time travel as you repair your Land Rover on the fly.
• Prove your rival stole your time machine plans, or forge a new partnership with him.

Explore the Age of Dinosaurs--if you dare!

Recent changes:
You can now choose a font in the Settings menu. Switch to Helvetica for crisp sans-serif text, or try the OpenDyslexic font, designed against some common symptoms of dyslexia. If you enjoy "T-Rex Time Machine", please leave us a written review. It really helps!
Official page on Google Play Also on the App Store

Safety and technology

Found in the app by AppBrain
Ads
Contains ads
Price
Free
Libraries
21
App size
5.96 MB
Needs Android
4.4+
Content rating
Medium

Technologies used by T-Rex Time Machine

12 permissions · 21 libraries
Subscribe to see full permission and library details

Releases

Updates seen on Google Play
Version
1.0.19
Launched
December 2017
  • Jan 5, 2026UpdateVersion 1.0.19
  • Sep 23, 2025UpdateVersion 1.0.18
  • Sep 9, 2024UpdateVersion 1.0.17
  • Jul 15, 2024UpdateVersion 1.0.14
  • Sep 10, 2023UpdateVersion 1.0.12
Show all changes Show fewer

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Also available on the App Store

T-Rex Time Machine icon T-Rex Time Machine
Choice of Games LLC
3.3
$4.99
9 ratings

Installs

Tracked by AppBrain
Last 30 days
360
Per day
12
30-day average
Play install range
10+ thousand
Launched
December 2017

Installs over time

T-Rex Time Machine has been installed 30 thousand times. Over the past 30 days, it averaged 12 installs per day.

Rankings

Google Play top charts

Google Play Rankings for T-Rex Time Machine

This app is not ranked

About the app and developer

About T-Rex Time Machine

T-Rex Time Machine is a role playing app developed by Choice of Games LLC.

How many times has T-Rex Time Machine been installed?

T-Rex Time Machine has been installed 30 thousand times. In the last 30 days, the app was installed 360 times.

What is the rating of T-Rex Time Machine?

T-Rex Time Machine is rated 3.74 out of 5 stars, based on 100 ratings.

Is T-Rex Time Machine free?

T-Rex Time Machine is free. The app size is 5.96 MB. The latest version available is 1.0.19. The last update was on January 5, 2026.

What are the requirements for T-Rex Time Machine?

T-Rex Time Machine requires Android 4.4+ or higher. The app has a content rating of Medium Maturity. The app has been available on Google Play since December 2017.

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Developer information for Choice of Games LLC

Choice of Games LLC

support-trex-gps@choiceofgames.com

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Frequently asked questions about T-Rex Time Machine

Is T-Rex Time Machine free?

Yes. T-Rex Time Machine is free on Google Play.

Is T-Rex Time Machine still available?

Yes. T-Rex Time Machine is on Google Play, and the last update we saw was on January 5, 2026.

Does T-Rex Time Machine contain ads?

Yes. Google Play lists T-Rex Time Machine as containing ads.

What Android version does T-Rex Time Machine require?

T-Rex Time Machine runs on Android 4.4 and higher.

How large is T-Rex Time Machine?

T-Rex Time Machine is 5.96 MB.

Is T-Rex Time Machine suitable for children?

Google Play gives T-Rex Time Machine a medium maturity rating, so it is not meant for young children.

How many times has T-Rex Time Machine been installed?

Google Play lists 10,000+ installs for T-Rex Time Machine.

How do people rate T-Rex Time Machine?

T-Rex Time Machine scores 3.74 out of 5 stars, from 101 ratings on Google Play.

Who made T-Rex Time Machine?

T-Rex Time Machine was developed by Choice of Games LLC. It is listed in the role playing category on Google Play.

What are the best alternatives to T-Rex Time Machine?

People looking at T-Rex Time Machine also look at these role playing apps: Jurassic Life: T Rex Simulator, Merge Dinos! Jurassic World, Talking Dinosaur:Tyrannosaurus, Tyrannosaurus Rex Sounds, Dinosaur.io Jurassic Battle.

Share T-Rex Time Machine

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