Email Marketing Platforms · reliability comparison
Constant Contact vs Moosend: which is more reliable? (2026)
Constant Contact and Moosend are effectively tied on reliability (90.6 vs 91.6). Over the last 90 days Constant Contact reported 4 incidents and Moosend reported 2, with effective uptime of 99.92% and 99.92% respectively. Moosend resolves incidents faster on average (1h 34m).
Data updated Nov 1, 2026 · How we score
VS
| Metric | Constant Contact | Moosend |
|---|---|---|
| Reliability score | 90.6 | 91.6 |
| Rank (email marketing platforms) | #8 | #6 |
| Uptime (90 days) | 99.92% | 99.92% |
| Incidents (90 days) | 4 | 2 |
| Partial / major outages | 1 | 2 |
| Avg time to resolve | 1h 41m | 1h 34m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Constant Contact and Moosend differ
- Constant Contact reported 2× as many incidents as Moosend over the last 90 days (4 vs 2).
- Moosend had 2 partial or major outages, compared with 1 for Constant Contact.
- Constant Contact's longest outage on record lasted 1h 45m (Sep 2, 2026); Moosend's lasted 3h 15m (Jul 22, 2026).
90-day uptime
Constant Contact
Moosend
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Constant Contact incidents
- Degraded performanceOct 1, 2026 · resolved in 57m
Delays in email campaign sending
Affected: Email Campaigns
- Degraded performanceSep 16, 2026 · resolved in 30m
Slow website navigation and email delivery
Affected: Email Campaigns
- Degraded performanceSep 14, 2026 · resolved in 3h 33m
Unable to view partner organization reporting
Affected: Reporting
- Partial outageSep 2, 2026 · resolved in 1h 45m
Affected: Login
Recent Moosend incidents
- Partial outageSep 25, 2026 · resolved in 1h 30m
Affected: SMTP, Platform
- Partial outageAug 25, 2026 · resolved in 1h 38m
Issues affecting API and Integrations
Affected: API & Integrations, Platform
Other email marketing platforms to consider
- Drip · #1 · 100% uptime
- MailerLite · #2 · 100% uptime
- Omnisend · #3 · 100% uptime
- AWeber · #4 · 100% uptime
See the full most reliable email marketing platforms ranking →