Choose Your Plan
Start for free and upgrade when you need editorial solutions, analytics, and unlimited submissions.
MonthlyYearlySave 27%
Free
For learners getting started
$0/forever
- 600+ C/C++ challenges
- Docker-sandboxed testing
- Public leaderboard
- Community discussions
- 20 submissions/hour
POPULAR
Pro
For serious practitioners
$9/month
- Everything in Free
- Editorial solutions for all challenges
- Challenge analytics & personal insights
- Custom challenge creation
- API access
- Priority support
- Organization features
- Certificate generation
- Unlimited submissions
Feature Comparison
| Feature | Free | Pro |
|---|---|---|
| C/C++ Challenges | 600+ | 600+ |
| Docker-Sandboxed Testing | ||
| Public Leaderboard | ||
| Community Discussions | ||
| Submissions per Hour | 20 | Unlimited |
| Editorial Solutions | ||
| Challenge Analytics | ||
| Personal Insights | ||
| Custom Challenge Creation | ||
| API Access | ||
| Priority Support | ||
| Organization Features | ||
| Certificate Generation |