Yes, both neptune.ml and ScoopML offer a Free Trial.
neptune.ml is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
ScoopML is designed for Individuals, Medium Business and Small Business.
Pricing for neptune.ml Starts at $49/Month whereas for ScoopML Starts at $17/Month.
Some top alternatives to neptune.ml includes mi.team, Amazon Personalize, Neuton AutoML, Neptune DXP, Deepnote, Neuro, BigML, Azure Machine Learning Studio, Lobe and ScoopML.
Some top alternatives to ScoopML includes Boost, Salesmachine, Qualified, Workvivo, Backprop, Neuro, McSmartyPants Software, BigML, Azure Machine Learning Studio, NaaS, Booste and IFTTT.