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OneSignal Outage History

Uptime record, past incidents, and downtime history for OneSignal.

Checking current status...
82.4% uptime over 91 days
99.9% ✗ 99.5% ✗ 99% ✗ 95% ✗

90-Day Trend

Apr 11Jul 9

Monthly Uptime

Month Uptime Days Tracked Days with Issues
July 2026 77.8% 9 2
June 2026 70% 30 9
May 2026 90.3% 31 3
April 2026 90.5% 21 2

Uptime is calculated from daily worst-status snapshots. A day with any non-operational status counts as a day with issues.

Daily Status (Last 91 Days)

Apr 10 Today
Operational Degraded Partial Outage Major Outage Maintenance No Data

Incident History

July 2026
Event streams - Delayed Delivery
minor

Started: Jul 6, 5:05 PM

monitoring
We have applied a mitigation that should resolve the impact. We are monitoring to confirm effectiveness. We will provide another update in 15 minutes.
Jul 6, 5:11 PM
investigating
**What’s happening:** Some customers are experiencing delayed delivery of event streams and webhooks **Who’s affected:** All customers using event streams and webhooks **Current Status:** We are investigating the issue and will provide an update in 15 minutes
Jul 6, 5:05 PM
Users not progressing through journeys
major

Started: Jul 1, 10:11 PM

monitoring
We have performed the necessary mitigation and customer journeys are now progressing successfully. Some customers may experience a 5-10 minutes lag
Jul 1, 10:39 PM
identified
We have identified the root cause and are working towards a resolution. Customers may experience users not progressing through their Journeys We will provide another update in 30 minutes.
Jul 1, 10:11 PM
June 2026
Analytics & Reporting - processing is delayed
minor

Started: Jun 25, 8:11 AM

monitoring
We have applied a mitigation that should resolve the impact. We are monitoring to confirm effectiveness. Analytics are delayed, but we’re processing the lag. We will provide another update in 15 minutes.
Jun 25, 8:34 AM
investigating
**What’s happening:** Analytics and reporting could be delayed. **Who’s affected:** All customers _may_ be affected **Current Status:** We are investigating the issue and will provide an update in 15m
Jun 25, 8:11 AM
Message Delivery - Delayed inteligent/timezone notification deliveries
minor

Started: Jun 17, 6:24 AM

identified
We have identified the root cause and are working towards a resolution. We will provide another update in 15 minutes
Jun 17, 6:38 AM
investigating
**What’s happening:** Delivery of inteligent/timezone notifications will be delayed, we’re investigating the situation **Who’s affected:** • All customers _may_ be affected **Current Status:** We are investigating the issue and will provide an update in 10 minutes
Jun 17, 6:24 AM
Dashboard - intermittent issues interacting with dashboard
major

Started: Jun 9, 7:01 PM

investigating
**What’s happening:** Users may be experiencing issues interacting with the dashboard **Who’s affected:** • Customers interacting with the dashboard **Current Status:** We are investigating the issue and will provide an update in [2 minutes]
Jun 9, 7:01 PM
Users Unable to Sign In with Google
major

Started: Jun 1, 11:28 PM

identified
Jun 1, 11:46 PM
investigating
Jun 1, 11:28 PM
May 2026
Event Export Delay
minor

Started: May 22, 8:50 PM

monitoring
May 22, 8:50 PM
Delay in deliveries impacting free customers
minor

Started: May 22, 7:37 PM

identified
May 22, 7:46 PM
investigating
May 22, 7:37 PM
Dashboard & API - Partial Outage
major

Started: May 11, 6:19 PM

monitoring
May 11, 6:36 PM
investigating
May 11, 6:19 PM
April 2026
[Dashboard & API] - [elevated error rates]
major

Started: Apr 24, 6:25 PM

investigating
Apr 24, 6:25 PM
[Database connectivity] - [Dashboard users]
major

Started: Apr 13, 10:00 PM

monitoring
Apr 13, 10:00 PM
Elevated errors while displaying app metrics
minor

Started: Apr 9, 6:58 PM

monitoring
Apr 9, 7:37 PM
monitoring
Apr 9, 6:58 PM
Dashboard and API outage
critical

Started: Apr 9, 2:46 PM

monitoring
Apr 9, 2:59 PM
identified
Apr 9, 2:55 PM
investigating
Apr 9, 2:46 PM
Dashboard - API latency increases
minor

Started: Apr 9, 2:20 PM

monitoring
Apr 9, 2:33 PM
investigating
Apr 9, 2:20 PM
March 2026
Intermittent errors from Notification Create endpoint
major

Started: Mar 20, 8:13 PM

investigating
Mar 20, 8:52 PM
investigating
Mar 20, 8:13 PM
Email deliveries are experiencing delays and potential failures
critical

Started: Mar 20, 5:25 PM

monitoring
Mar 20, 6:27 PM
investigating
Mar 20, 6:07 PM
investigating
Mar 20, 5:25 PM
web requests - user access and service reliability affected for ~5% of users for ~2 min
major

Started: Mar 19, 10:55 PM

investigating
Mar 19, 10:55 PM
Data feeds - Processing delays
minor

Started: Mar 13, 4:10 PM

monitoring
Mar 13, 4:20 PM
investigating
Mar 13, 4:10 PM
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