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Trans4motor - Engine Simulator

Publisher: Kitt Peak, Inc.
Price: 2.99 USD with In App Purchases

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App Description

Trans4motor is a simulator where you can control the movements of single cylinder to 12 cylinder 4 stroke engines on the iPad/iPhone.
Recommended to anyone interested in car and motorcycle engines. This is for those who have a relentless love for engines and want to enhance their knowledge.
#3 Top Paid iPad App in Japan
#5 Top Paid iPhone App in Japan

1) Seamlessly transforms into different type of engines

Select from inline to V-type, or other multi-cylinder engines,
and watch the running engines transform over continuous CG animation.

Enjoy watching the inline engine camshaft separate into two parts as it transforms into the V-type engine and
how phase angle modulation between cylinders makes the crankshaft rotate, separate, and combine into many engine formations.

2) Add Engine Sound (In-App Purchase)

Developed in technical collaboration with "CAI MEDIA CO.,LTD.", the developer of the iPhone app featuring innovative synthetic engine sound, "RealEngineSim" this new feature will add a variety of realistic engine sounds ranging from different number of cylinders to explosions with unequal intervals and cylinder rest.
Engine Sound Add-On is available via In-App Purchase.

3) Accelerator Control

Accelerator control is available during engine sound replay. Tilt iPhone to different degrees as if pressing the accelerator pedal. Tilt forward horizontally (as if pressing the accelerator) to activate the accelerator, and erect vertically (as if releasing the accelerator) to deactivate it.
Furthermore, you can race the engine by tapping the center of rev counter.

4) Addition/expansion of engines

There are currently 22 types of engines registered. Through automatic network updates, continuous expansion is planned.

In addition, there are functions installed that allow users to newly register and edit engines.

Able to adjust setting for engine bore stroke, firing order, and ignition timing.
Easily replicate on the iPad, engines with unequal combustion intervals for two-wheelers, Inline-four crossplane or V5.

5) Interactive Movie

·Four-stroke engines
·Firing Order
·V Angle
Recorded 3 controllable presentation videos.

Additional functions planned in the future.
·Functions to post and share engine specs that you have created.
·OHV(V2), SOHC, W engines support.

The company and product names used within the application are generally registered trademarks or trademarks of the respective companies.
The objective of this application is to upload engine specifications disclosed to the public and to learn about general information regarding engines.
It does not accurately replicate actual machine measurements and designs.
The CG animated engine rotates at one tenth of the actual speed to enable users to learn the structure and to enjoy the visual.

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App Reviews and Ratings

Find out what users think of Trans4motor - Engine Simulator by reading the reviews and checking the rating.


56 ratings


I really like this app being able to simulate many different engine configurations, but with certain engines sound like a vacuum cleaner especially most 4 cylinders and up and you can’t really hear the way the engine is supposed to sounds. When synthesizing engine sounds the waveform should sound li…

Jul 11, 2021

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