Based on the content provided in the URL https://www.unite.ai/ai-tools-data-analysts/, here are the relevant details about the 6 best AI tools for data analysts:

1. Julius AI - An intelligent data analysis tool that interprets, analyzes and visualizes complex data in an intuitive interface. It allows analyzing data through natural language prompts. Easy to use and good for simple projects.

2. Tableau - A data visualization and analytics platform that allows creating interactive data visualizations and reports without coding. Supports complex analytics, easy implementation, and large data handling.

3. Microsoft Power BI - A business intelligence tool that allows importing data from any source and building reports, dashboards and AI models. Seamlessly integrates with other Microsoft tools.

4. Polymer - A robust AI tool that transforms data into a powerful searchable database instantly. Doesn't require coding and helps improve data understanding.

5. Akkio - A no-code machine learning platform ideal for beginners to predict outcomes using neural networks. Provides accuracy ratings for models.

6. MonkeyLearn - A no-code platform using AI for text analysis, classification and data visualization. Automates workflows and analyzes text to save time on manual data processing.

In summary, these six tools provide powerful and easy to use AI capabilities for data ingestion, analysis, visualization and predictive insights to help analysts gain valuable knowledge from their data. User-friendliness is a common benefit across all tools reviewed.