Restaurant Reservation Systems · reliability comparison
CoverManager vs ResDiary: which is more reliable? (2026)
ResDiary is more reliable than CoverManager, scoring 89.9 vs 68.3 out of 100. Over the last 90 days CoverManager reported 3 incidents and ResDiary reported 3, with effective uptime of 99.35% and 99.88% respectively. ResDiary resolves incidents faster on average (1h 7m).
Data updated Nov 1, 2026 · How we score
| Metric | CoverManager | ResDiary |
|---|---|---|
| Reliability score | 68.3 | 89.9 |
| Rank (restaurant reservation systems) | #5 | #2 |
| Uptime (90 days) | 99.35% | 99.88% |
| Incidents (90 days) | 3 | 3 |
| Partial / major outages | 2 | 2 |
| Avg time to resolve | 4h 40m | 1h 7m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where CoverManager and ResDiary differ
- ResDiary fixes problems faster: 1h 7m on average, against 4h 40m for CoverManager (4.2× quicker).
- CoverManager's longest outage on record lasted 14h (Oct 28, 2026); ResDiary's lasted 3d (Nov 15, 2025).
90-day uptime
CoverManager
ResDiary
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent CoverManager incidents
- Degraded performanceOct 29, 2026 · resolved in <1m
- Major outageOct 28, 2026 · resolved in 14h
- Major outageOct 28, 2026 · resolved in <1m
Recent ResDiary incidents
- Major outageSep 24, 2026 · resolved in 2h 5m
uk.resdiary.com is unavailable
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
Other restaurant reservation systems to consider
- Eat App · #1 · 100% uptime
- Zenchef · #3 · 100% uptime
- SevenRooms · #4 · 99.76% uptime
- Tock · #6 · 98.84% uptime
See the full most reliable restaurant reservation systems ranking →