Best Email Client · alternatives
Best Spike alternatives (2026)
5 alternatives to Spike in email client, ranked by entry price. Spike starts at $0/mo. Every figure links to the vendor's own page and the date we captured it.
Key takeaways
- Free alternatives: Canary Mail, Shortwave, Spark Mail, Superhuman.
- Closest by price: Canary Mail ($0/mo), Shortwave ($0/mo), Spark Mail ($0/mo).
Spike alternatives compared
| # | Alternative | Entry price | Free | HIPAA | Best for | Source |
|---|---|---|---|---|---|---|
| 1 | Canary Mail | $0/mo | Yes | Yes | healthcare professionals | canarymail.io |
| 2 | Shortwave | $0/mo | Yes | — | Gmail power users | shortwave.com |
| 3 | Spark Mail | $0/mo | Yes | No | individuals and small teams | sparkmailapp.com |
| 4 | Superhuman | $0/mo | No | No | power email users | superhuman.com |
| 5 | Missive | $14/mo | No | No | small teams with shared inboxes | missiveapp.com |
Data current through 2026-06-18. Compare any two directly on the Email Client index.