Open Roberta Lab vs mBlock

Open Roberta Lab9.2Visit mBlock8.9Visit

Higher score Open Roberta Lab #2 in Robotics Education Software 9.2/10 Free plan Free plan✓ 3 of 3 features Visit Open Roberta

vs

mBlock #5 in Robotics Education Software 8.9/10 Free plan Free plan✓ 2 of 3 features Visit mBlock

• Open Roberta Lab fits best

  Schools needing broad robot support and simulation

• mBlock fits best

  Broad, free classroom robotics projects

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Side by side

Feature	Open Roberta Lab 9.2/10 Visit ↗	mBlock 8.9/10 Visit ↗
At a glance
Editor score	9.2	8.9
Ranking	#2 in Robotics Education Software	#5 in Robotics Education Software
Best for	Schools needing broad robot support and simulation	Broad, free classroom robotics projects
Pricing model	Free	Free
Starting price	Free plan	Free
Free plan	✓	✓
Free trial	—	—
Deployment	Cloud, Browser extension	Desktop, Mobile
Platforms	Web, iOS, Android	Web, Windows, macOS, Linux, iOS, Android
Support	Email, Docs	Email, Community, Docs
Integrations	20 integrations	1 integrations
Built for	Small business, Mid-market, Enterprise	Solo, Small business, Mid-market, Enterprise
Features Open Roberta Lab 3/3 · mBlock 2/3
Robot simulator	✓ (best)	Not checked yet
Classroom tools	✓	✓
Curriculum library	✓	✓
Specs
Coding modes	Block	Block_and_text
Supported robots	Arduino Uno, Arduino Nano, Arduino Mega, Bionics Kit, Bionic Flower, B•O•B•3, Bot’n Roll, Calliope mini, Edison, Joy-Car, LEGO Mindstorms EV3, LEGO Mindstorms NXT, mBot, mBot 2, micro:bit, NAO, ROB3RTA, Robotino, senseBox, LEGO SPIKE Prime, LEGO Robot Inventor, Thymio, fischertechnik TXT 4.0 Controller, LEGO WeDo 2.0	CyberPi, mBot Neo/mBot2, mBot, mBot Ranger, Ultimate 2.0, mBot Mega, mTiny, Codey Rocky, xLight
Learner level	Mixed	Mixed
Supported platforms	Web browser on PC, Mac or tablet; iOS and Android mobile app	Windows, Mac, Linux, Chromebook, iOS, Android
Our review
Pros	Free, browser-based access requires no installation Simulation supports learning without physical hardware Supports many educational robots, boards, and classroom tools	Block-based coding can transition directly to Python. Supports robotics, AI, IoT, games and animation projects. Includes curriculum resources and Google Classroom homework management.
Cons	Programming is centered on NEPO block coding Robot and board features depend on supported models Advanced users may want more than a visual coding environment	Simulation is outside the platform's stated focus. Classroom integration is centered on Google Classroom. Learners outside robotics, STEM and programming may find its scope specialized.
Our verdict	Open Roberta Lab is a free, cloud-based programming environment for children, students, teachers, and robotics learners. Its NEPO drag-and-drop blocks let users create programs for supported educational robots and boards, while the virtual… Read the review →	mBlock 5 is a free, open-source coding platform for robotics, STEM and programming education. Built around Scratch 3.0-based block programming, it also supports a one-click transition to Python, making it suitable for mixed learner levels.… Read the review →

Strengths and trade-offs

• Open Roberta Lab — where it wins

  • Free, browser-based access requires no installation
  • Simulation supports learning without physical hardware
  • Supports many educational robots, boards, and classroom tools

  Where it doesn't

  • Programming is centered on NEPO block coding
  • Robot and board features depend on supported models
  • Advanced users may want more than a visual coding environment

• mBlock — where it wins

  • Block-based coding can transition directly to Python.
  • Supports robotics, AI, IoT, games and animation projects.
  • Includes curriculum resources and Google Classroom homework management.

  Where it doesn't

  • Simulation is outside the platform's stated focus.
  • Classroom integration is centered on Google Classroom.
  • Learners outside robotics, STEM and programming may find its scope specialized.

• Open Roberta Lab9.2/10 · Free plan

  A free browser-based robotics classroom with simulation, curriculum tools, and broad robot support.

  Visit Open RobertaFull verdict →
• mBlock8.9/10 · Free plan

  A broad free platform for block-to-Python robotics education across classroom and mobile environments.

  Visit mBlockFull verdict →