Yes, both Boost and Emma offer a Free Trial.
Boost is designed for Individuals, Large Enterprises, Medium Business and Small Business.
Emma is designed for Large Enterprises, Small Business and Medium Business.
The starting price of Boost begins at $19/Month, while pricing details for Emma are unavailable.
Some top alternatives to Boost includes Pipedrive, Campaigner, Moosend, SMTP, Omnisend, Email List Verify, Constant Contact, Emma, KIRIM.EMAIL, FreshMail, MailOptin, Inbox Mailers, Listagram, SendFox, OptinMagic and Maildroppa.
Some top alternatives to Emma includes and undefined.