Sensibull is 100% free for Zerodha users.
For all other Brokers:
Sensibull has two levels of plans. The free plan and the Pro Plan. The plan charges, and the features included with the plan can be seen on the profile page here https://web.sensibull.com/profile.
The Free Plan is free for all :) and the free plan has these features:
Basic Option Chain + Verified P&L + Daily Market Analysis + Learn Options Trading + Stock Results and Events Calendar + WhatsApp Alerts + Stock Data + Watchlist + Positions Page + FII DII Data + Expiry Trades.
And the Pro Plan has all our features such as:
Pro Plan = Easy Options + Draft Portfolios + Strategies Wizard + Options Screener + Technical Signals + Positions (Grouping) + Strategy Builder + Live Options Charts + Multi Straddle-Strangle Charts + Open Interest Analysis+ Multi Strike OI + Analyse Widget on Option Chain + Analyse Widget on Positions Page + IV Chart.