Yes, both Mailbutler and ContentIn offer a Free Trial.
Pricing for Mailbutler Starts at $4.95/month whereas for ContentIn Starts at $15.85/month.
Mailbutler offers several advantages, including Email writing suggestions, Suggests complete email templates, Email scheduling feature, Tracks email opening and clicking, Introduces snooze feature for emails and many more functionalities.
The cons of Mailbutler may include a Limited to Gmail and Outlook, Limited to desktop and mobile, Access after early testing only, No dedicated app. and Limited feature access in testing
ContentIn offers several advantages, including Specifically designed for LinkedIn, Content creation platform, Promotes quick content creation, Assists in personal branding, Offering both free and paid plans and many more functionalities.
The cons of ContentIn may include a Limited to LinkedIn content, No video or slideshow support, Limited free plan, No multi-account support. and No automatic multi-language translation