The latest 5.5 update of the BirthAstro: Kundli app provides free Vedic astrology tools, though it may contain ads or in-app purchases. You can also find The Kundli Pro on the Google Play Store.
For the mobile version (often released under developers like BirthAstro or Fliplabz), you can find it for free on major app stores: Google Play Store : You can install The Kundli Pro kundli pro 55 full version download link