Prometheus
StackAdapt
| Feature | Prometheus | StackAdapt |
|---|---|---|
| Pricing | Free only | Contact sales |
| Free Plan | ✓ Yes | ✗ No |
| Rating | 4.5 / 5 | 4.4 / 5 |
| Best For | devops-engineers, sre-teams, kubernetes-users, infrastructure-teams | agencies, brand-marketers, media-planners, performance-marketers |
| Founded | 2012 | 2014 |
| Metrics Collection | ✓ | ✗ |
| Alerting | ✓ | ✗ |
| Promql | ✓ | ✗ |
| Service Discovery | ✓ | ✗ |
| Grafana Integration | ✓ | ✗ |
| Multi Dimensional Data | ✓ | ✗ |
| Native Ads | ✗ | ✓ |
| Display Ads | ✗ | ✓ |
| Video Ctv | ✗ | ✓ |
| Audience Targeting | ✗ | ✓ |
| Contextual Targeting | ✗ | ✓ |
| Creative Studio | ✗ | ✓ |
✓ Prometheus Pros
- Free and open-source
- Powerful query language
- Great Kubernetes integration
- Active community
✗ Prometheus Cons
- No built-in long-term storage
- Complex setup
- Steep learning curve
✓ StackAdapt Pros
- Excellent native ad inventory
- Strong machine learning
- Good customer support
- Multi-channel reach
✗ StackAdapt Cons
- Minimum spend requirements
- Learning curve for platform
- Reporting could be more granular
The Verdict
Prometheus is built for devops engineers and sre teams, with a focus on metrics-collection and alerting. StackAdapt targets agencies and brand marketers and leads with native-ads and display-ads.
Both tools use custom enterprise pricing — you'll need to contact sales for a quote, which makes direct cost comparison difficult.
Prometheus has a free plan, which gives it a meaningful edge for individuals and small teams exploring their options. StackAdapt requires a paid subscription from day one.
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.