Yes, both Hex.tech and Coefficient offer a Free Trial.
Pricing for Hex.tech Starts at $36/month whereas for Coefficient Starts at $49/month.
Hex.tech offers several advantages, including Assists within SQL and Python, Understands schemas and context, Auto-completes SQL joins, Generates complex date filters, Streamlines query writing and many more functionalities.
The cons of Hex.tech may include a Public beta: stability issues, Limited to SQL, Python, R. and No mention of mobile support
Coefficient offers several advantages, including Integrates with Google Sheets, Pulls live data, Compatible with Salesforce, Compatible with Shopify, Compatible with Tableau and many more functionalities.
The cons of Coefficient may include a Limited to Google Sheets, Dependent on text instructions, Only works with stated business systems, Requires knowledge of GPTX() functions. and Doesn't support all web data sources