Car Engines is a free educational Android application developed by Helpful Books. The app provides an extensive reference guide for engineering technologists interested in the development and implementation of car engine technology.

The app offers 230 articles on various topics related to car engine technology. The articles are sourced from Wikipedia and written by experts in the field. The app covers a range of topics, including product design, improvement, fabrication, and testing. It is a valuable resource for engineering technologists who want to expand their knowledge and gain a deeper understanding of car engine technology.

Overall, Car Engines is a comprehensive and informative resource for engineering technologists looking to enhance their skills and knowledge in the field of car engine technology. The app is easy to navigate and provides detailed information on a wide range of topics.