Fastmail Calendar
8.2#16 in calendar appsFrom $4 a monthAndroidiOSWebLinux
VisitFastmail Calendar vs IONOS Email
IONOS Email
6.6#22 in business email hostingFrom $1 a monthAndroidiOSWebmacOS
VisitWhat both publish
| Fact | Fastmail Calendar | IONOS Email |
|---|---|---|
| Founded | 1999 | 1988 |
| Headquarters | Melbourne, Australia | Germany |
| Security | Fastmail says data is encrypted at rest and in transit, supports two-step verification and passkeys, and offers EU or US data residency choices. | IONOS says its email plans include spam filtering, with virus scanning and customizable blacklists and whitelists available. |
| Support | Every plan includes expert support from real people, and the pricing page says support is available 24/7. | IONOS advertises 24/7 expert support by phone, chat, or email and a personal consultant. |
Fastmail Calendar plans
- Basic$4 a month
- Individual$6 a month
- Standard$6 a month
- Duo$10 a month
- Professional$10 a month
- Family$14 a month
IONOS Email plans
- Microsoft 365$1 a month
- IONOS Email$3 a month
- Microsoft Exchange$4.50 a month
Pick Fastmail Calendar if…
Fastmail Calendar suits individuals, families, and businesses wanting shared calendars, two-way sync, and broad device access. It also fits users who want calendar integration with Fastmail email and a 30-day trial.
Pick IONOS Email if…
You want what its maker publishes above — check its page for the details.