Datadog vs Fly.io: Pricing Comparison 2026
Side-by-side pricing comparison of Datadog and Fly.io. See all plans, features, and costs at a glance.
Bottom line: Datadog starts at $0.1/mo and Fly.io starts at Custom pricing. Compare all 13 pricing tiers side by side.
Last updated: July 6, 2026
Datadog - Datadog offers a free plan, offers 10 tiers vs 3.
Datadog vs Fly.io: Quick Pricing Facts
| Feature | Datadog | Fly.io |
|---|---|---|
| Starting Price | $0.1/mo | Custom pricing |
| Number of Plans | 10 | 3 |
| Free Tier | Yes | No |
| Pricing Model | usage-based | usage-based |
| Annual Discount | N/A | N/A |
Datadog and Fly.io are both priced at $0.1/mo, making them equally accessible Dev Tools. Together they offer 13 pricing plans with 0 features compared, so the best choice comes down to which features match your needs.
Datadog stands out with a free plan for getting started.
Review the detailed tier-by-tier comparison above to see exactly which features are included at each price point and find the best fit for your Dev Tools needs.
| Pricing Plans |  Datadog Try free |  Fly.io Try free |
|---|---|---|
| Tier 1 | Monthly Flag Configuration Requests (MFCRs) Custom pricing | Enterprise-Ready Custom pricing |
| Tier 2 | < 1M $0/monthCheapest | Compliance Made Easy Custom pricing |
| Tier 3 | 1M - 10M $55/monthCheapest | Are on the House Custom pricing |
| Tier 4 | 10M+ $45/monthCheapest | - |
| Tier 5 | Error Tracking pricing tiers Custom pricing | - |
| Tier 6 | > 50k - 100k errors $0/monthCheapest | - |
| Tier 7 | > 100k - 500k errors $0/monthCheapest | - |
| Tier 8 | > 500k - 10M errors $0/monthCheapest | - |
| Tier 9 | > 10M - 20M errors $0/monthCheapest | - |
| Tier 10 | > 20M+ errors $0/monthCheapest | - |
← Swipe to compare plans →
Ready to get started? Try either tool free — no credit card required.
What Reviewers Say
Frequently Asked Questions: Datadog vs Fly.io
How many pricing plans does Datadog have vs Fly.io?
Does Datadog or Fly.io offer a free plan?
Does Datadog or Fly.io offer custom enterprise pricing?
How do Datadog and Fly.io compare for Dev Tools?
Sources
- Datadog Official Pricing- Vendor pricing page
- Fly.io Official Pricing- Vendor pricing page
Related Articles
Datadog vs New Relic Pricing: Observability Costs Compared (2026)
Datadog vs New Relic pricing compared: Datadog $15–$23/host/mo + $31/mo APM; New Relic free tier (100GB/mo), $0.30–$0.50/GB. Different models mean different winners.
Best Analytics Software Pricing Compared (2026)
Analytics pricing: Amplitude ($995/mo for 100M events), Mixpanel ($999/mo), PostHog ($450/mo), Hotjar ($39-115/mo), GA (free), Heap ($89/mo), Datadog ($15/host). Pricing models.
Best Developer Tools for Agencies (2026)
Compare developer tools pricing for agencies: Appsmith ($15/mo), Auth0 ($35/mo), Bitbucket ($3.65/mo). Hand-picked tools that fit teams of 10-50 people.
Track Price Changes
Get notified when pricing changes for these tools.