Neither LinkPreview API nor Previewmojo offers a free trial.
LinkPreview API is designed for Large Enterprises, Medium Business and Small Business.
Previewmojo is designed for Freelancers, Medium Business and Small Business.
Pricing for LinkPreview API Starts at $8/Month whereas for Previewmojo Starts at $9.
Some top alternatives to LinkPreview API includes Postman, ShortURL, Meta API, NewsAPI.ai, Previewify, URL Meta, Thumber, Linkz.ai, Mugshot Bot and Previewmojo.
Some top alternatives to Previewmojo includes CloudSocial, Posted, Bannerly, TweetShots, Postaside, Qualified, Previewify, Workvivo, Thumber, Featured Image Creator, Blog To Social and IFTTT.