Shortwave vs Spark Mail
What each one’s own pages state, side by side. Every value is a quote AirStack found on that product’s pages; “Not observed” means AirStack has not found it on that product’s pages.
| Shortwave | Spark Mail | |
|---|---|---|
| What it says it does | Automate your email with AI shortwave.com | Fast, cross-platform email designed to filter out the noise - so you can focus on what's important. sparkmailapp.com |
| Starting at | $30 Business · per user / month | $8.25 Plus · per user / month free plan listed |
| Platforms | Android, Mac, Windows, iOS shortwave.com | Android, Mac, Windows, iOS, Apple Watch, iPad, iPhone sparkmailapp.com |
| Integrations | Asana, Calendar, Hubspot, Notion, Slack, Tasklet, Hubpsot, Salesforce, Anthropic, Google Cloud, OpenAI, Pinecone shortwave.com | Exchange, Google, IMAP, Outlook, YAHOO!, iCloud, HubSpot, Zoom, Google Meet, Microsoft Teams, 2Do, Agenda, Asana, Bear, Box, Dropbox, Evernote, Google Drive, GoTo, Instapaper, MeisterTask, Notion, OmniFocus, OneDrive, OneNote, Reminders, Slack, Things, TickTick, Todoist, Trello sparkmailapp.com |
| Compliance | GDPR, SOC 2 shortwave.com | Not observed |
| Free plan | Yes shortwave.com | Yes sparkmailapp.com |
| Plans | Business, Max, Premier shortwave.com | Not observed |
| Models supported | Claude Haiku 4.5, Claude Sonnet 4.6, Claude Opus 4.6 shortwave.com | Not observed |
| Pricing basis | per seat / month shortwave.com | / month per user sparkmailapp.com |
| Customers (their claim) | Trusted by thousands of teams shortwave.com | 21+ million Users sparkmailapp.com |
Where they differ
- Shortwave claims GDPR on its own pages; Spark Mail’s pages read by AirStack do not mention it.
- Shortwave claims SOC 2 on its own pages; Spark Mail’s pages read by AirStack do not mention it.
Prices are list prices as written on each pricing page; check them before you buy. Nothing here is a ranking or a recommendation.