Cloud Storage & Office Suites · reliability comparison
Proton Drive vs ShareFile: which is more reliable? (2026)
ShareFile is more reliable than Proton Drive, scoring 96.0 vs 77.0 out of 100. Over the last 90 days Proton Drive reported 3 incidents and ShareFile reported 3, with effective uptime of 99.65% and 99.99% respectively. ShareFile resolves incidents faster on average (1h 17m).
Data updated Nov 1, 2026 · How we score
| Metric | Proton Drive | ShareFile |
|---|---|---|
| Reliability score | 77.0 | 96.0 |
| Rank (cloud storage & office suites) | #7 | #3 |
| Uptime (90 days) | 99.65% | 99.99% |
| Incidents (90 days) | 3 | 3 |
| Partial / major outages | 3 | 0 |
| Avg time to resolve | 3h 11m | 1h 17m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Proton Drive and ShareFile differ
- Proton Drive had 3 partial or major outages, compared with 0 for ShareFile.
- ShareFile fixes problems faster: 1h 17m on average, against 3h 11m for Proton Drive (2.5× quicker).
- Proton Drive's longest outage on record lasted 4h 27m (Jan 16, 2026); ShareFile's lasted 2h 47m (Jun 30, 2026).
90-day uptime
Proton Drive
ShareFile
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Proton Drive incidents
- Major outageOct 2, 2026 · resolved in 3h 17m
MacOS Certification Errors on the Proton Meet & Proton Mail appsofficial update ↗
Affected: Mobile and Desktop Apps, Desktop Apps
- Partial outageSep 1, 2026 · resolved in 4h 8m
Service disruptionofficial update ↗
Affected: Web Application, Free servers, Mobile Apps, Web Application, Mobile Apps, Web Application +20 more
- Major outageAug 26, 2026 · resolved in 2h 9m
Global Outageofficial update ↗
Affected: Web Application, Free servers, Mobile Apps, Web Application, Mobile Apps, Incoming Mail +18 more
Recent ShareFile incidents
- InformationalSep 21, 2026 · resolved in 5h
Some ShareFile customers may be experiencing issues with their ShareFile account
Affected: ShareFile®
- Degraded performanceSep 9, 2026 · resolved in 1h 16m
Affected: ShareFile®
- InformationalSep 1, 2026 · resolved in <1m
Automated workflow email notifications disabled
Affected: ShareFile®
Other cloud storage & office suites to consider
- Tresorit · #1 · 100% uptime
- SugarSync · #2 · 100% uptime
- Egnyte · #4 · 99.94% uptime
- Dropbox · #5 · 99.88% uptime
See the full most reliable cloud storage & office suites ranking →