Heroku vs. Fly.io

Compare the status, incidents stats and history between Heroku and Fly.io

Every service has different practices when updating its status page, so compare these stats with a grain of salt. E.g., one service can be more aggressive when updating its status page than other so that they will have more incidents, but it doesn't mean it is worse than the other.

Heroku

Heroku current official status is Operational

Statistics

1
Incidents in the last 7 days
4
Incidents in the last 30 days
11
Incidents in the last 90 days

Latest incidents

Resolved Investigating an Issue with Managed Inference and Agents

Engineers are investigating an issue with the Managed Inference and Agents addon that affects apps deployed in all regions. Impacted customers may be seeing errors provisioning or using the addon.

Resolved Maintenance scheduled on May 21, 2025 at 10:00 UTC

The scheduled maintenance is now underway. We will post updates as necessary or when the scheduled maintenance is complete.

Resolved Investigating an issue with one-off dynos in Cedar Private Spaces

Engineers have identified an issue with an upstream provider starting around 16:00 PM UTC on May 6, 2025 UTC. This issue impacts provisioning of one-off dynos in Cedar Private Spaces. Customers ma...

Fly.io

Fly.io current official status is Operational

Statistics

1
Incidents in the last 7 days
8
Incidents in the last 30 days
25
Incidents in the last 90 days

Latest incidents

Resolved Burst of network related alerts from some servers in LHR

We've received a flood of networking related alerts from a subset of servers running in LHR. We are not yet sure of the impact on customer workloads.

Resolved WireGuard gateway issues

We are investigating issues with WireGuard over websockets (the default connection mode in flyctl). `flyctl ssh`, `flyctl proxy`, `flyctl logs` commands as well as others may fail. If you are on a...

Resolved Production database is being migrated

We’re migrating production traffic over to a new production database. GraphQL queries, including flyctl commands, may be slow.

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