(Autonomous Robot Control Software)
Make robots with the easiest robot programming software. Experience user-friendly features that make any robot easy to program.
Change Release Notes
Prevent rare cross-threading issue that may occur with camera canvas
Bing speech recognition uses VAD
UCGraph fix for "object being used elsewhere" error
Updated python to the latest compiler and libraries
Blockly port commands accept ezb index
Fix renaming namespace when creating plugin by removing unsupported characters
ARC Downloads
ARC
FREE
$0
always free
- 1 third-party plugin skill per project
- Trial cloud services
- Personal, DIY & education use
- Updated every 6–12 months
Recommended
ARC
PRO
$8.99
per month
- Use on 2+ PCs simultaneously
- Unlimited robot skills
- Cloud backup & revision history
- Weekly features & bug fixes
- Business use permitted
ARC
RUNTIME
$0
always free
- Load & run any ARC project
- Read-only mode
- Unlimited robot skills
- Includes early access fixes & features
- Minimum requirements: Windows 10 or higher, 2 GB RAM, 500 MB free disk space.
- Recommended: Windows 10 or higher, 8 GB RAM, 1 GB free disk space.
- Prices are in USD.
- ARC Free known issues: view here.
- More about each edition: Download & install guide.
- Latest changes: Release notes.
Compare Editions
| Feature |
ARC
FREE
|
ARC
PRO
|
|---|---|---|
| Get ARC Free | View Plans | |
| Usage | Personal · DIY · Education | Personal · DIY · Education · Business |
| Early access to new features & fixes | — | ✓ |
| Simultaneous microcontroller connections * | 1 | 255 |
| Robot skills * | 20 | Unlimited |
| Skill Store plugins * | 1 | Unlimited |
| Cognitive services usage ** | 10 / day | 6,000 / day |
| Auto-positions gait actions * | 40 | Unlimited |
| Speech recognition phrases * | 10 | Unlimited |
| Camera devices * | 1 | Unlimited |
| Vision resolution | max 320×240 | Unlimited |
| Interface builder * | 2 | Unlimited |
| Cloud project size | — | 128 MB |
| Cloud project revision history | — | ✓ |
| Create Exosphere requests | — | 50 / month |
| Exosphere API access | — | Contact Us |
| Volume license discounts | — | Contact Us |
| Get ARC Free | View Plans |
* Per robot project
** 1,000 per cognitive type: vision recognition, speech recognition, face detection, sentiment, text recognition, emotion detection, azure text to speech
Upgrade to ARC Pro
ARC Pro is more than a tool; it's a creative playground for robot enthusiasts, where you can turn your wildest ideas into reality.

No - vad is voice activity detection. Which is this: https://en.m.wikipedia.org/wiki/Voice_activity_detection
the question mark for the robot skill does explain more. You can hover over the blue question mark next to the option and read about it’s use