Therapy Practice Management Software · reliability comparison
Tebra (Kareo) vs Zanda (formerly Power Diary): which is more reliable? (2026)
Zanda (formerly Power Diary) is more reliable than Tebra (Kareo), scoring 100.0 vs 88.1 out of 100. Over the last 90 days Tebra (Kareo) reported 3 incidents and Zanda (formerly Power Diary) reported 0, with effective uptime of 99.91% and 100% respectively.
Data updated Nov 1, 2026 · How we score
VS
| Metric | Tebra (Kareo) | Zanda (formerly Power Diary) |
|---|---|---|
| Reliability score | 88.1 | 100.0 |
| Rank (therapy practice management platforms) | #7 | — |
| Uptime (90 days) | 99.91% | 100% |
| Incidents (90 days) | 3 | 0 |
| Partial / major outages | 0 | 0 |
| Avg time to resolve | 4h 17m | — |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Tebra (Kareo) and Zanda (formerly Power Diary) differ
- Zanda (formerly Power Diary) reported no incidents in the last 90 days, while Tebra (Kareo) reported 3.
90-day uptime
Tebra (Kareo)
Zanda (formerly Power Diary)
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Tebra (Kareo) incidents
- Degraded performanceSep 16, 2026 · resolved in 6h 46m
Experiencing Technical issues with calling support
Affected: Phone & IVR
- Degraded performanceSep 9, 2026 · resolved in 1h 18m
Some users are experiencing latency and/or errors when trying to log in to web app
Affected: Platform, Clinical (EHR)
- Degraded performanceAug 31, 2026 · resolved in 4h 48m
Affected: Platform, Clinical (EHR), Billing (PM)
Recent Zanda (formerly Power Diary) incidents
No incidents reported by Zanda (formerly Power Diary) in the last 90 days.
Other therapy practice management platforms to consider
- Cliniko · #1 · 100% uptime
- TheraNest (Ensora Health) · #2 · 100% uptime
- TherapyAppointment · #3 · 100% uptime
- Practice Better · #4 · 99.93% uptime
See the full most reliable therapy practice management software ranking →