Yes, both Ellie and ContentIn offer a Free Trial.
Pricing for Ellie Starts at $19/month whereas for ContentIn Starts at $15.85/month.
Ellie offers several advantages, including Writes emails faster, Learns your writing style, Generates context-filled replies, Supports multiple languages, Chrome and Firefox extension and many more functionalities.
The cons of Ellie may include a Supports only Gmail, Limited revisions, Only available on Chrome and Firefox, Limit on number of replies. and No offline version
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