Business Phone Systems · reliability comparison
Aircall vs JustCall: which is more reliable? (2026)
JustCall is more reliable than Aircall, scoring 93.4 vs 59.6 out of 100. Over the last 90 days Aircall reported 17 incidents and JustCall reported 4, with effective uptime of 99.30% and 99.96% respectively. JustCall resolves incidents faster on average (1h 18m).
Data updated Nov 1, 2026 · How we score
| Metric | Aircall | JustCall |
|---|---|---|
| Reliability score | 59.6 | 93.4 |
| Rank (business phone systems) | #12 | #2 |
| Uptime (90 days) | 99.30% | 99.96% |
| Incidents (90 days) | 17 | 4 |
| Partial / major outages | 6 | 0 |
| Avg time to resolve | 4h 25m | 1h 18m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Aircall and JustCall differ
- Aircall reported 4.3× as many incidents as JustCall over the last 90 days (17 vs 4).
- Aircall had 6 partial or major outages, compared with 0 for JustCall.
- JustCall fixes problems faster: 1h 18m on average, against 4h 25m for Aircall (3.4× quicker).
- Aircall's longest outage on record lasted 8h 46m (Jun 19, 2026); JustCall's lasted 12m (Mar 9, 2026).
90-day uptime
Aircall
JustCall
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Aircall incidents
- Partial outageOct 29, 2026 · resolved in 2h 32m
Increased Platform Errorsofficial update ↗
Affected: Inbound Calls, Conversation Center, Aircall Workspace (Web), Outbound Calls, Aircall Workspace (Desktop), Analytics +5 more
- Degraded performanceOct 17, 2026 · resolved in 1h 34m
Users with connectivity issues
Affected: Aircall Workspace (Web), Aircall Workspace (Desktop), Aircall Mobile App (iOS), Aircall Mobile App (Android), Aircall Chrome Extension
- Partial outageOct 13, 2026 · resolved in 41m
Affected: Inbound Calls, Conversation Center, Aircall Workspace (Web), Outbound Calls, Aircall Workspace (Desktop), Analytics +1 more
- Partial outageOct 12, 2026 · resolved in 49m
Affected: Inbound Calls, Outbound Calls
- Degraded performanceOct 7, 2026 · resolved in 1d 3h
Partner Integrations Not Receiving Call Events
Affected: Other Integrations
- Degraded performanceOct 5, 2026 · resolved in 1h 1m
Intermittent calls and SMS failures on a subset of French and Spanish numbers
Affected: Inbound Calls, Inbound Messaging (SMS/MMS), Outbound Calls, Outbound Messaging (SMS/MMS), eSIM
Recent JustCall incidents
- Degraded performanceOct 27, 2026 · resolved in 40m
Failures in incoming and outgoing calls
Affected: JustCall Dashboard, JustCall Live Dashboard
- Degraded performanceOct 22, 2026 · resolved in 39m
Affected: Outbound Calling, SMS Service, JustCall Dashboard, Contact sync with CRMs, help desks and other integrations, Inbound Calling, MMS Service +1 more
- Degraded performanceSep 1, 2026 · resolved in 29m
Partial Degradation of Calling, SalesDialer, and Inbound Call Services
Affected: Inbound Calling, Sales Dialer
- Degraded performanceAug 18, 2026 · resolved in 3h 23m
Slowness reported across platform
Affected: Outbound Calling, SMS Service, JustCall Dashboard, Inbound Calling, MMS Service, Sales Dialer
Other business phone systems to consider
- Grasshopper · #1 · 99.96% uptime
- CloudTalk · #3 · 99.91% uptime
- GoTo Connect · #4 · 99.87% uptime
- Quo (formerly OpenPhone) · #5 · 99.83% uptime