Restaurant Reservation Systems · reliability comparison
ResDiary vs SevenRooms: which is more reliable? (2026)
ResDiary is more reliable than SevenRooms, scoring 89.9 vs 77.5 out of 100. Over the last 90 days ResDiary reported 3 incidents and SevenRooms reported 3, with effective uptime of 99.88% and 99.76% respectively. ResDiary resolves incidents faster on average (1h 7m).
Data updated Nov 1, 2026 · How we score
| Metric | ResDiary | SevenRooms |
|---|---|---|
| Reliability score | 89.9 | 77.5 |
| Rank (restaurant reservation systems) | #2 | #4 |
| Uptime (90 days) | 99.88% | 99.76% |
| Incidents (90 days) | 3 | 3 |
| Partial / major outages | 2 | 1 |
| Avg time to resolve | 1h 7m | 8h 22m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where ResDiary and SevenRooms differ
- ResDiary had 2 partial or major outages, compared with 1 for SevenRooms.
- ResDiary fixes problems faster: 1h 7m on average, against 8h 22m for SevenRooms (7.5× quicker).
- ResDiary's longest outage on record lasted 3d (Nov 15, 2025); SevenRooms's lasted 4h 25m (Jun 21, 2026).
90-day uptime
ResDiary
SevenRooms
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent ResDiary incidents
- Major outageSep 24, 2026 · resolved in 2h 5m
uk.resdiary.com is unavailableofficial update ↗
Affected: UK/Europe, North Central US
- Partial outageSep 10, 2026 · resolved in 35m
Affected: Australia
- Degraded performanceSep 8, 2026 · resolved in 43m
Affected: UK/Europe
Recent SevenRooms incidents
- Degraded performanceOct 21, 2026 · resolved in 21h 5m
SevenRooms OS – Delayed Real-Time Updates Due to Google Firebase Incident
Affected: SevenRooms OS
- Partial outageSep 7, 2026 · resolved in 3h 43m
SevenRooms Partial Outage Affecting VMS and Widgetsofficial update ↗
- Degraded performanceAug 4, 2026 · resolved in 18m
Investigating service degradation affecting API, Booking, and Sync services
Other restaurant reservation systems to consider
- Eat App · #1 · 100% uptime
- Zenchef · #3 · 100% uptime
- CoverManager · #5 · 99.35% uptime
- Tock · #6 · 98.84% uptime
See the full most reliable restaurant reservation systems ranking →