A Calmer Canvas
Stop wasting hours in Canvas administration and get back to teaching with C3 - a desktop app that helps you work more efficiently in Canvas.
C3 makes Canvas faster and more reliable.
Less time fighting the interface. More time teaching.
- Assignments and submissions load instantly
- No more waiting: review and grade work the moment you open a course. Results update in real time.
- Grading is stable and keyboard-friendly
- No accidental data loss or glitching—just smooth, predictable scoring that flows as fast as you type.
- Fast, predictable navigation
- Go directly to what matters most. Jump across courses without slow, confusing menus.
Built for Real Teaching Workflows
Every feature saves time and removes friction from your day.
Navigate faster
Command palette and instant jumps let you move through Canvas at the speed of thought.
Grade with focus
A stable grading interface that fixes SpeedGrader's most frustrating issues.
Build courses faster
Batch actions for modules, pages, and assignments cut repetitive setup work.
See what matters
One dashboard shows what's due, what's missing, and what needs grading.
Deploy faster
Everything you need to deploy your app
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- Works with any Canvas instance
- C3 works with any Canvas instance, regardless of your institution's technical setup.
- No IT approval required
- C3 doesn't require IT approval or any other special setup. It just works.
- No learning curve
- C3 is designed for teachers, not IT. It's easy to use and understand.
- Privacy-respecting (your data stays on your device)
- C3 respects your privacy. We'll never touch your course and student data.
Join Early Access
C3 is actively evolving with input from teachers. Early access includes:
First access to new features
Try new capabilities as they launch
Shape the roadmap
Your feedback directly influences what gets built
Lock in early pricing
Special rates that stay with you
Start saving time now
Immediate access to all current features
Ready to Save Time?
If Canvas feels slower than it should, join early access and experience a faster workflow.
No credit card required. Start saving time today.