Compare software

Edison MailPolymail
Free

Offered as a download; the homepage does not list prices.

 Paid

Paid plans with a free trial.

macOS, Android, iOS macOS, iOS
  • Unified inbox across several email accounts
  • Available on phones and the Mac
  • Read tracking and follow-up reminders inside email
  • Several inboxes in one place
  • No Windows or Linux version
  • Closed source
  • Requires a paid subscription after the trial
  • Read tracking may not suit privacy-minded recipients
Downloadable app Downloadable app, Hosted service
Closed source Closed source
License not stated License not stated
Not stated if an account is needed Account needed
Not stated if it works offline Not stated if it works offline

Checked September 23, 2026

Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.