Yes, both Hack Chinese and Mango Languages offer a Free Trial.
Hack Chinese is designed for Individuals, Freelancers, Medium Business and Small Business.
Mango Languages is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Hack Chinese Starts at $8/Month when Billed Yearly whereas for Mango Languages Starts at $6.67/Month when Billed Yearly.
Some top alternatives to Hack Chinese includes Qualified, YiChi, Workvivo, Yabla, Pimsleur, Rocket Languages, italki, Mango Languages, Memrise, IFTTT and Online Check Writer.
Some top alternatives to Mango Languages includes Localize, Qualified, Workvivo, Rosetta Stone, Living Language, Pimsleur, Rocket Languages, Babbel for Business, Busuu, Transparent Language Online and Duolingo.