Fly.io vs Mixpanel
Run your app close to users, globally
vs. Enterprise product analytics — behavioral cohorts + funnels + A/B
Pricing tiers
Fly.io
Pay-as-you-go
No monthly fee. Machines billed per second. Free allocations: ~3 small shared machines + 3 GB volumes.
$0 base (usage-based)
Shared CPU 1x — 256 MB
Entry VM. 1 shared vCPU, 256 MB RAM. ~$2.02/month continuously on.
$2/mo
Performance 1x — 2 GB
Dedicated 1 vCPU, 2 GB RAM.
$32/mo
Reservation — Shared (1 yr)
$36/year for $5/mo credit (40% savings).
$36/mo
Shared CPU 8x — 16 GB
8 shared vCPU, 16 GB RAM.
$89/mo
Performance 16x — 128 GB
Dedicated 16 vCPU, 128 GB RAM.
$1014/mo
Enterprise
Custom. Dedicated capacity, SLA.
Custom
Mixpanel
Free
1M events/month cap. Unlimited seats, 5 saved reports, 10K session replays/month. No credit card.
Free
Growth
Usage-based. First 1M events free, then $0.28 per 1K events (volume discounts). 20K session replays/mo.
$0 base (usage-based)
Startup Program
First year free for <5-year companies with <$8M funding.
$0 base (usage-based)
Enterprise
Custom. Unlimited events. Experiments + feature flags. HIPAA, SOC 2 Type II. 24/7 support.
Custom
Free-tier quotas head-to-head
Comparing pay-as-you-go on Fly.io vs free on Mixpanel.
| Metric | Fly.io | Mixpanel |
|---|---|---|
| No overlapping quota metrics for these tiers. | ||
Features
Fly.io · 14 features
- Auto Stop/Start — Machines auto-stop when idle, start on request (like scale-to-zero).
- Certs — Let's Encrypt + wildcard certs managed.
- Fly GPU — A100/L40S/A10 on-demand GPU machines.
- Fly Kubernetes (FKS) — Managed Kubernetes on Fly machines.
- Fly Machines — Firecracker microVMs. Start in <1s. Run any Docker image.
- Fly Postgres — Managed Postgres via Supabase partnership (2024). Also legacy self-run Postgres …
- fly-replay headers — Route request to another region at app level.
- Fly Volumes — Persistent SSD attached to a Machine. Encrypted at rest.
- Global Anycast — Single IP routes to the closest region automatically.
- LiteFS — Distributed SQLite with primary/replica across regions.
- Private Networks — 6PN WireGuard mesh. Connect machines across regions privately.
- Secrets — Encrypted env vars propagated to all regions.
- Tigris (partner) — S3-compatible storage for Fly apps. By partner.
- Upstash Redis (partner) — Managed Redis via Upstash.
Mixpanel · 13 features
- Alerts — Anomaly + threshold alerts on metrics.
- Campaign Reporting — UTM + multi-touch attribution reporting.
- Cohorts — Dynamic user segments from event behavior + properties.
- Dashboards — Multi-report dashboards with slices.
- Data Governance — Property schemas, approvals, lineage. Enterprise only.
- Data Warehouse Connectors — Sync from/to Snowflake, BigQuery, Databricks, Redshift.
- Experiments (A/B) — Feature-flag-backed experiments. Enterprise only.
- Feature Flags — Targeting + rollouts. Enterprise tier.
- Flows — User path visualization (where do users go).
- Funnels — Conversion step-by-step analysis with drop-off + time-to-convert.
- Insights (Reports) — Ad-hoc exploration with filters, breakdowns, math operators.
- Retention — N-day retention curves segmented by cohort.
- Session Replay — Record + watch user sessions tied to events.
Developer interfaces
| Kind | Fly.io | Mixpanel |
|---|---|---|
| CLI | flyctl CLI | — |
| SDK | — | mixpanel-android, mixpanel-js (browser), mixpanel-node, mixpanel-python, mixpanel-react-native, Mixpanel-swift (iOS) |
| REST | Machines API | Mixpanel Ingestion API, Query API |
| GRAPHQL | Fly GraphQL API | — |
| OTHER | Fly Postgres (wire) | — |
Staxly is an independent catalog of developer platforms. Outbound links to Fly.io and Mixpanel are plain references to their official websites. Pricing is verified against vendor pages at publication time — reconfirm before buying.
Want this comparison in your AI agent's context? Install the free Staxly MCP server.