Neither Dark Mode Checker nor Mailsend by 500apps offers a free trial.
Dark Mode Checker is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Mailsend by 500apps is designed for Individuals, Medium Business and Small Business.
Pricing details for both Dark Mode Checker and Mailsend by 500apps are unavailable at this time. Contact the respective providers for more information.
Some top alternatives to Dark Mode Checker includes Mailmodo, EmailOpen, Mailsend by 500apps, Speedy Newsletter, Qualified, Mailshouts, Workvivo, Daily Metrics, IFTTT and Online Check Writer.
Some top alternatives to Mailsend by 500apps includes Campaigner, Moosend and SMTP.