CircleCI
LinearB
| Feature | ||
|---|---|---|
| Pricing | Free / from $15/mo | Free / from $39/mo |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.3 / 5 | 4.2 / 5 |
| Best For | development-teams, open-source-projects, startups, saas-companies | engineering-managers, vp-engineering, ctos, devops-teams |
| Founded | 2011 | 2019 |
| Ci Cd Pipelines | ✓ | ✗ |
| Docker Support | ✓ | ✗ |
| Caching | ✓ | ✗ |
| Parallelism | ✓ | ✗ |
| Orbs | ✓ | ✗ |
| Test Splitting | ✓ | ✗ |
| Insights Dashboard | ✓ | ✗ |
| Ssh Debugging | ✓ | ✗ |
| Cycle Time Metrics | ✗ | ✓ |
| Dora Metrics | ✗ | ✓ |
| Pr Insights | ✗ | ✓ |
| Workflow Automation | ✗ | ✓ |
| Team Benchmarks | ✗ | ✓ |
| Planning Intelligence | ✗ | ✓ |
| Investment Profile | ✗ | ✓ |
✓ CircleCI Pros
- Fast build times with powerful caching
- Excellent Docker support and layer caching
- Free tier includes 6,000 build minutes/month
- Orbs marketplace for reusable configuration
✗ CircleCI Cons
- Credit-based pricing can be confusing
- Debugging failed builds requires SSH access
- Configuration YAML can become complex
✓ LinearB Pros
- Correlates engineering metrics with business outcomes
- Automated workflow improvements (WorkerB)
- Benchmarks against industry standards
- Identifies bottlenecks in dev process
✗ LinearB Cons
- Expensive for large engineering teams
- Can feel like surveillance to developers
- Metrics can be gamed if not used carefully
The Verdict
CircleCI is built for development teams and open source projects, with a focus on ci-cd-pipelines and docker-support. LinearB targets engineering managers and vp engineering and leads with cycle-time-metrics and dora-metrics.
On pricing, CircleCI is the clear winner for budget-conscious users — starting at $15/mo compared to $39/mo for LinearB. That $24/mo difference adds up quickly for growing teams.
Both offer free plans, so you can test each with your real workflow before committing to a subscription.
Feature-wise, CircleCI offers broader built-in capabilities (8 features vs 7), while LinearB takes a more focused approach — which can mean a simpler, faster onboarding experience.
This is a genuinely close comparison. If you can, sign up for both free trials (where available) and run a one-week test with your actual team tasks before deciding.