The switch calculator is a feature that helps investors make informed decisions while trying to invest in  direct mode of the same fund.PFB the steps:
1. The investor can select any fund from the drop-down
2.Enter the amount to be invested amount tab
3. Select the period of investment and compare the valuation (with an assumed average of 10% return) when investing in Direct mode and regular investment mode. The savings column displays the amount saved when opting for direct investment mode