Neither Postal.io nor Engage.so offers a free trial.
Postal.io is designed for Large Enterprises, Medium Business and Small Business.
Engage.so is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Postal.io Starts at $19/User/Month whereas for Engage.so Starts at $20/Month.
Some top alternatives to Postal.io includes SparkPost, Sendaxor, Qualified, Giftsenda, Workvivo, Postable, Engage.so, AmazingMail, Upwire, Postalytics, Postbag and Sendoso.
Some top alternatives to Engage.so includes Customer.io, Retention Science, Custify, Miss CRM, Salesbolt, edna, Qualified, Retainly App, Workvivo, Hightouch Audiences, Scoopup and IFTTT.
