Hobby
Free
For individuals, hobbyists, and first-time CTF creators.
- Static + dynamic flags
- Custom challenges
- 1 concurrent event
- Standard hosting included
Pricing
Start free. Scale as you grow.
Pay only for what you need. Start on Hobby, upgrade when your program grows, or talk to us for Enterprise & Education.
Starter
$10/mo
For student clubs, bootcamps, and growing communities.
- Up to 3 concurrent events
- Team-based competitions
- Advanced analytics & reporting
- API access
- Forms & embeds
Pro
Best value$25/mo
For organizations running large-scale competitions and cyber training.
- 10 concurrent events (3.3× Starter)
- 50 member seats (5× Starter)
- 20 custom domains (4× Starter)
- XL runtime: 2× included instance-hours, 1 TB storage
- Audit logs & API access
- Anti-cheating detection
Enterprise & Education
Custom
For enterprises, national competitions, universities, and cybersecurity programs.
Runtime pricing
Runtime sizing for challenge instances, billed per instance-hour (IH). Events are scheduled in hours: the included IH allowance and the credit hold are both quoted per 24 hours and prorated to the hours your event actually runs.
| Size | Max CPU per challenge | Included IH/24h | Overage per IH | Hold rate/24h | Max total storage | Build minutes |
|---|---|---|---|---|---|---|
| XS | 0.25 vCPU | 0 | Free | $5.00 | 20 GB | 0 |
| Small | 0.5 vCPU | 100 | $1.00 | $10.00 | 50 GB | 200 |
| Medium | 1 vCPU | 200 | $2.00 | $20.00 | 150 GB | 400 |
| Large | 2 vCPU | 400 | $4.00 | $40.00 | 400 GB | 800 |
| XL | 2 vCPU | 800 | $8.00 | $80.00 | 1 TB | 1,600 |
Compare plans
Full feature breakdown across Hobby, Starter, Pro, and Enterprise & Education.
| Feature | Hobby | Starter | Pro | Enterprise & Education |
|---|---|---|---|---|
Events & hosting | ||||
| Concurrent events | 1 | 3 | 10 | Custom |
| Custom domains | 1 | 5 | 20 | Custom |
| Runtime sizes | XS, Small | XS – Large | XS – XL | Custom |
| Private cloud / on-prem | ||||
Challenges & content | ||||
| Static + dynamic flags | ||||
| Custom challenges | ||||
| Unlimited challenges | ||||
| File uploads (PDF, ZIP, images) | ||||
| Challenge categories & tags | ||||
| Hints & file attachments | ||||
| Docker-based challenges | ||||
Competition & teams | ||||
| Member seats | 1 | 10 | 50 | Custom |
| Custom branding | ||||
| Team & user management | ||||
| Anti-cheating detection | ||||
Analytics & integrations | ||||
| Advanced analytics & reporting | ||||
| API access | ||||
| Forms & embeds | ||||
| Audit logs | ||||
| Event data export | ||||
| Export retention | 7 days | 30 days | 30 days | Custom |
| On-demand exports per event, per day | 2 | 5 | 10 | Custom |
| Custom workflows & integrations | ||||
Support | ||||
| Community support | ||||
| 24×7 priority support | ||||
| Dedicated event assistance | ||||
| Security & compliance assistance | ||||
- Hobby. Perfect for personal practice and small community events.
- Starter. Ideal for workshops, university events, and internal competitions.
- Pro. Built for enterprises, training providers, and large cyber events.
- Enterprise & Education. Tailored for organizations and academic programs that need scale, control, and dedicated support.