Yes, both Hey Mike and alphachat offer a Free Trial.
Pricing for Hey Mike Starts at $3.59/month whereas for alphachat Starts at $399/month.
Hey Mike offers several advantages, including Different pricing plans, Message-retention time limit, 5000-10000 messages per month, Web application, Uses cookies for enhancement and many more functionalities.
The cons of Hey Mike may include a Limited message retention, Uses cookies, Pricing plans restriction, No active learning. and No personalized experience
alphachat offers several advantages, including Quick setup, Efficiency improvement, Pre-trained in all languages, 24/7 service availability, Advanced FAQ handling and many more functionalities.
The cons of alphachat may include a Requires English for training, Possible disclosure of CRM data, Limited customization of widget triggers, Didn't mention encryption of data. and Some restriction in API usage