Yes, both Hal9 and Enago Read offer a Free Trial.
Pricing for Hal9 Starts at $200/month whereas for Enago Read Starts at $3/month.
Hal9 offers several advantages, including Multi-language backend support, Seamless existing data connection, Requires no web development knowledge, Provides code assets for fine-tuning, Multiple science and engineering runtimes and many more functionalities.
The cons of Hal9 may include a Minimal APIs, In-development support for certain languages, Requires web developers for optimization, Compliance setup needed for privacy. and Trial version not directly accessible
Enago Read offers several advantages, including Resource management features, Facilitates efficient workflow, Provides contextual suggestions, Generates research paper summaries, Supports project-based organization and many more functionalities.
The cons of Enago Read may include a No offline usage, No mobile app, No language options, Too reliant on tags. and No dedicated customer support