- First, they made it free now, second, it's simple to use and connects to meant online data sources. It works like a Google doc that you can share and collaborate with others it give view access only.We also use it to analyse everything in Analytics. Especially useful if you need to present a certain set of data to stakeholders since it is very easy to make the data understandable with custom labels & extra texts/screenshotsCreate dashboards and connect your data sources. (Segment/Excel sheets) etc. It's super easy to use and the data is fetched in real time. The initial effort in creating these dashboards is worth your time as you can add filters and highlight metrics that matter to get your team up to speed.
- It depends on the use case, I'd say for exploring the data and looking for things (eg. insights) Tableau is the most full-featured and easiest to use. If you want to integrate what you find into your product or roll it out at a big company there are other options: in-product - D3 or Highcharts enterprise - combo of Metric Insights + Tableau + Alation
- Microsoft Power BI is a good choice to visualize your data. It allows users to grab data from hundreds of resources including Access, SQL, Azure, Excel, FB, GitHub, GA, Mailchimp, Oracle, Salesforce, Web, CSV etc... What is more, once you create a dashboard, you can ask Power BI some KPI questions and it will bring you the result. (lets say 'total sales amount in June 2017')
- Powerful, highly versatile, and hackable to the core. Integrates beautifully with all your favourite services, and your data updates in real-time! Monitor your site traffic a la Google Analytics, watch your DB hits, and keep on top of all your financials with the Stripe or Quickbooks integration. Super awesome product!