Featured Products


Open Source Ventilator

We are making a turbine based open source
medical ventilator.


PRVC, Pressure Support, SIMV, etc

Rover Final



Live Wireless Video, Stare Climbing, Robust Design, Customizable as Per Customer Request


Security, Monitoring, Explosive Identification

Motor Driver Final

Motor Driver Shield with Bluetooth

(With Wireless Code Upload Capability)

- Arduino Motor Driver (2 motors)
- Directly Code upload with Mobile App
- Mount directly with Various Arduino Model
- Don’t need computer to upload code
- Plug & Play


Mobile Control Robot, Data Logger, Line Follower Robot, Bluetooth Related Projects, Data Logger, etc.

motor driver shield plus bluetooth code uploader



Ground Control Station
Customizable as Per Customer Requirement
Live Wireless Video
Autonomous Flight


Military Operation, Security, Monitoring

robo course

Robo Course

Learning App for Robotics, IoT, Programming, Electronics.
100+ Electronics Calculators
The Latest Tech News
Download Datasheet

Learning App for Robotics, IoT, Programming, Electronics, etc.
100+ Electronics Calculators
The Latest Tech News
Easy to Find Datasheet

electronics plus latest

Electronics Plus

Learning App for Robotics, IoT, Programming, Electronics.
100+ Electronics Calculators
The Latest Tech News
Download Datasheet

3500+ Datasheet
100+ Electronics Calculators
Learning Resources
Drone, RC Plane Calculator

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Octocopter Drone
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Our CEO Kissing His OWN Made Drone
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We Made drone as per customer Order

Highly Customizable As Per Customer Order
We have experience to work with Bangladesh Army
Autonomous & Manual Flight
Fixed wing & Multi Rotor Drone

Master Planner

Trello Type Project Planner
Secret To-do
Full Privacy
Google Drive Backup

ict kit
Digital Pocket Lab - 1 (Open Source)
digital pocket lab front side
ict pocket lab
Digital Pocket Lab Specially Designed for HSC ICT Course

Digital IC : AND, OR, NAND, XOR, NOR, NOT , J-K Flip Flop
Battery Include in the Kit Box
Easy to Use Hand Book Included

security device
security device


GSM Based Security Device

(Intruder Detector)

Call & SMS Alert Upon Detection
1 Minute Installation
15 Days Battery Backup
Support All Types of SIM
Password Protected
Intelligent Super Power Saver
Works without Internet or WiFI Network

other apps
Other Apps
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300000+ Downloads

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15000+ Downloads

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LM2576/96 Calculator

27000+ Downloads

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7000+ Downloads

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105500+ Downloads

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See All of Our Apps on Google Play Store

CRUX- Consultancy Service

We cover Embedded Systems, Robotics, IoT, Drone/UAV, Biomedical Devices, Military Devices, Electronics, Tech Product Design, STEM Education, Student Project, etc. Our founder Syed Razwanul Haque Nabil who has 10+ years of experience, will provide consultancy. Please see his profile in He may add other individuals if necessary. Our consultancy service starts from only 75 USD/Hour and for student only 25 USD/Hour. Final price shall be based on project/topics. After submission of the form, we will contact you via email or mobile.

Meet Our Team

Syed Razwanul Haque(Nabil)
Founder & CEO
Experience in Electronics, Robotics, Drone, IoT & Product Design.
B.Sc. & M.S. in Physics, SUST.
Other: CTO, Cybernetics Robo Ltd
Ex Team Leader, SUST Drone Team
Ex Assistant Professor, Dept. of EEE
Forhad Ahmed
Advisor, Software Division
Ex Software Engineer, Google
Founder & CEO, AlgoMatrix
satye ranjan sir
Satya Ranjan Sarkar
Advisor, Hardware Division
25 Years plus Experience in professional circuit design.
Specialized in Power Circuit.
Managing Director, Oishi Electronics
Md. Shahin Miah
Part-time Software Engineer

About Us

About Us

CRUX is a technology Startup lead by some passionate & professional Researchers, Entrepreneurs & Developers. We are the only company in Bangladesh who works in Embedded System, Robotics and Software altogether.

We have extensive experience on drones, mobile and web application, robotics and embedded system. We already launched some products as a starting to support our upcoming projects. Before forming CRUX, our researchers and developers successfully worked with some cutting edge technology like Ground Control Station Based Drone, Unmanned Under Water Vehicle, Digital Braille Reader, Cluster Computer, Military Robot etc. We are currently actualizing some great ideas which will be implemented soon & we are looking for investor.

What We Do

Our Partners


Savage Kingdom
robo course app
Robo Course App
Learning App for Arduino, Robotics, Electronics, IoT, Programming etc.
Electronics Plus
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Electronics Plus App
100+ Electronics Calculators, Lots of Datasheet, Learning Resources
Extreme Weather: Trailer
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Turbine Testing
Turbine Testing of Our Open Source Ventilator.
MARS: Trailer
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Covid-19: DIY Face-shield & Other things
We have made the most affordable and easy to made Face-shield for Doctors. SUST Covid-19 Lab using our 3D Printed face-sheld (not this one).
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