Cloud Storage & Office Suites · reliability comparison
Dropbox vs Sync.com: which is more reliable? (2026)
Dropbox is more reliable than Sync.com, scoring 85.5 vs 82.1 out of 100. Over the last 90 days Dropbox reported 3 incidents and Sync.com reported 1, with effective uptime of 99.88% and 99.82% respectively. Dropbox resolves incidents faster on average (4h 54m).
Data updated Nov 1, 2026 · How we score
| Metric | Dropbox | Sync.com |
|---|---|---|
| Reliability score | 85.5 | 82.1 |
| Rank (cloud storage & office suites) | #5 | #6 |
| Uptime (90 days) | 99.88% | 99.82% |
| Incidents (90 days) | 3 | 1 |
| Partial / major outages | 1 | 1 |
| Avg time to resolve | 4h 54m | 7h 33m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Dropbox and Sync.com differ
- Dropbox reported 3× as many incidents as Sync.com over the last 90 days (3 vs 1).
- Dropbox fixes problems faster: 4h 54m on average, against 7h 33m for Sync.com.
- Dropbox's longest outage on record lasted 1h 11m (Nov 14, 2025); Sync.com's lasted 7h 33m (Sep 9, 2026).
90-day uptime
Dropbox
Sync.com
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Dropbox incidents
- Partial outageSep 9, 2026 · resolved in 59m
Some customers are unable to access certain website routes and features.
Affected: Website
- Degraded performanceAug 25, 2026 · resolved in 11h 47m
Some Dropbox Protect features are not working correctly
Affected: Protect
- Degraded performanceAug 21, 2026 · resolved in 1h 55m
Dropbox is not working as expected for some users
Affected: Desktop Application, Mobile Application, API
Recent Sync.com incidents
- Partial outageSep 9, 2026 · resolved in 7h 33m
Elevated Upload and Download Errorsofficial update ↗
Affected: Windows Desktop, Links, Control Panel, Android Mobile Client, Admin tools (Pro Teams), Events +3 more
Other cloud storage & office suites to consider
- Tresorit · #1 · 100% uptime
- SugarSync · #2 · 100% uptime
- ShareFile · #3 · 99.99% uptime
- Egnyte · #4 · 99.94% uptime
See the full most reliable cloud storage & office suites ranking →