Yes, both GuestLog and Zoho ContactManager offer a Free Trial.
GuestLog is designed for Large Enterprises, Medium Business and Small Business.
Zoho ContactManager is designed for Freelancers, Medium Business and Small Business.
Pricing for GuestLog Starts at $39/Month whereas for Zoho ContactManager Starts at $12.50/Month.
Some top alternatives to GuestLog includes Salesforce, OnContact CRM, ContactEase, OfficeClip Contact Manager, Contacts+, OneTap Check-In, Foodetective, Zoho ContactManager, SalesRabbit, ContactBook and Eatalo.
Some top alternatives to Zoho ContactManager includes Zoho One, Zoho CRM, Salesforce, Zoho CRM Plus, OnContact CRM, MyBusiness CRM, OfficeClip Contact Manager, DigitalCRM.com, Contacts+, Miss CRM and monday sales CRM by monday.com.