Fly.io vs Rootly
Compare Fly.io and Rootly on features, pricing, and buyer fit using the same researched criteria.

Fly.io
Cloud PaaS / microVM app platform — PAYG; shared-cpu-1x from ~$1.94/mo in lower-cost regions. Support Standard $29/mo is support, not hosting. Does not outrank Render 7.9.
Best for
- • Teams that want PAYG microVM/app hosting close to users
- • Buyers comparing Fly.io $1.94 shared-cpu-1x to Render Pro $25 + compute
- • Orgs that will not treat $29 Support as the hosting SKU
Starting from $1.94/user/mo
No free plan
VS
Our verdict
No universal winner. Choose based on which criteria matter most for your team.
Fly.io is better for
- ✓ Starting pricing
Tie
- • Integrations
- • Security & admin
Choose Fly.io if: Teams that want PAYG microVM/app hosting close to users
Choose Rootly if: Slack-first teams buying incident command at a published $20/user floor

Rootly
Incident response — Incident Response Essentials $20/user/mo; On-Call Essentials $20/user; Enterprise custom. Does not outrank PagerDuty 8.0.
Best for
- • Slack-first teams buying incident command at a published $20/user floor
- • Buyers who will add On-Call Essentials only if they need paging
- • Comparisons versus FireHydrant Pro $25 and incident.io Team $15
Starting from $20.00/user/mo
No free plan
Evidence & transparency
Sources and research process behind this comparison.
Sources
6
Criteria
5
Screenshots
2
Sources consulted
| Title | Product | Type |
|---|---|---|
| Fly.io — Official Site | Fly.io | official-product-page |
| Fly.io Pricing | Fly.io | official-pricing-page |
| Fly.io pricing | Fly.io | official-product-page |
| Rootly — Official Site | Rootly | official-product-page |
| Rootly Pricing | Rootly | official-pricing-page |
| Rootly pricing | Rootly | official-product-page |
Methodology steps
- 1Collect first-party product and pricing evidence
- 2Map both products to the same category criteria
- 3Record criterion outcomes with confidence and sources
- 4Publish only when editorial gates allow indexing
Methodology version 1.0.0.
Affiliate relationships never change comparison outcomes. We evaluate both products on the same criteria and allow ties when evidence does not support a universal winner.
Read full methodology →Some visit links may be affiliate links — we may earn a commission at no extra cost to you. Comparison outcomes are never based on commission.