# OneSignal change history

Filter: kind=all. Query: `?kind=notable|all|pages|pricing|trust|legal|incident|incident_edit|incident_deleted|incident_update&history=<history_id>&page=N`. Company profile: [OneSignal](https://rewindex.com/company/onesignal.md)
## Changes by kind

| Kind | Changes | Notable | Latest (UTC) |
| --- | --- | --- | --- |
| Major incident | 3 | 3 | 2026-09-22 21:05 UTC |

## Timeline

| When (UTC) | Kind | Change | Label | Summary |
| --- | --- | --- | --- | --- |
| 2026-09-22 21:05 UTC | Major incident | [Major incident: Subscription API - Creation Failures](https://rewindex.com/change/if9bea7df6e2734.md) | outage | OneSignal’s Subscription API had a major outage preventing all customers from creating new subscriptions from 2026-09-22 21:05 UTC to 2026-09-22 21:30 UTC, lasting 25 min. A mitigation was applied at 21:19 UTC, and OneSignal confirmed all impacted systems were operating normally at resolution. |
| 2026-09-18 00:48 UTC | Major incident | [Major incident: Intermittent errors on /api/v1/notifications api](https://rewindex.com/change/i2299c82b6f4a0c.md) | degradation | OneSignal reported major intermittent errors creating notifications through /api/v1/notifications, affecting some customers from 2026-09-18 00:48 UTC until resolution at 2026-09-18 01:23 UTC (34 min). Heavy load on a notification service caused the errors; OneSignal scaled up resources and confirmed the endpoint was stable for all customers. |
| 2026-08-04 17:20 UTC | Major incident | [Major incident: Apple push notifications failing in about 3% of cases](https://rewindex.com/change/i234e2cb652e33d.md) | outage | OneSignal reported a major incident causing about 3% of Apple push notifications to fail, from 2026-08-04 17:20 UTC to 2026-08-04 19:24 UTC (2 h 4 min). The vendor attributed it to a slight change in how Apple's push notification connections work, applied a mitigation, and confirmed normal operation. |


---
Canonical: https://rewindex.com/company/onesignal/changes · Markdown: https://rewindex.com/company/onesignal/changes.md · JSON: https://rewindex.com/api/v1/companies/onesignal/changes · Generated 2026-10-18T02:31:24.303Z