Retail POS · reliability comparison
KORONA POS vs Square for Retail: which is more reliable? (2026)
KORONA POS is more reliable than Square for Retail, scoring 90.0 vs 53.3 out of 100. Over the last 90 days KORONA POS reported 0 incidents and Square for Retail reported 13, with effective uptime of 100% and 98.92% respectively.
Data updated Nov 2, 2026 · How we score
VS
| Metric | KORONA POS | Square for Retail |
|---|---|---|
| Reliability score | 90.0 | 53.3 |
| Rank (retail POS systems) | — | #9 |
| Uptime (90 days) | 100% | 98.92% |
| Incidents (90 days) | 0 | 13 |
| Partial / major outages | 0 | 0 |
| Avg time to resolve | — | 11h 54m |
| Outages we detected | 0 | 0 |
| Transparency score | 50/100 | 100/100 |
Where KORONA POS and Square for Retail differ
- KORONA POS reported no incidents in the last 90 days, while Square for Retail reported 13.
90-day uptime
KORONA POS
Square for Retail
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent KORONA POS incidents
No incidents reported by KORONA POS in the last 90 days.
Recent Square for Retail incidents
- Degraded performanceOct 27, 2026 · resolved in 45m
Affected: Kitchen Display System (KDS), Point of Sale
- Degraded performanceSep 27, 2026 · resolved in 4h 25m
- Degraded performanceSep 24, 2026 · resolved in 12m
- Degraded performanceSep 21, 2026 · resolved in 2d 4h
- Degraded performanceSep 18, 2026 · resolved in 3h 54m
- Degraded performanceSep 18, 2026 · resolved in 15h 7m
Other retail POS systems to consider
- Shopify POS · #1 · 100% uptime
- Erply · #2 · 99.99% uptime
- Loyverse · #3 · 99.91% uptime
- Clover · #4 · 99.88% uptime