How can I earn RS 400 per day just by using a mobile phone?

Here are a few ways that you can earn RS 400 per day using just your mobile phone:

1. Online Surveys: You can sign up for websites that pay you for taking online surveys. Many companies are willing to pay for your opinions and you can earn anywhere from a few rupees to a few hundred rupees per survey.

2. Freelance Work: You can use your mobile phone to offer your services on platforms such as Fiverr, Upwork, or Freelancer. You can offer services such as writing, editing, graphic design, or data entry, and earn money based on the work you complete.

3. Affiliate Marketing: You can earn money by promoting products and services through affiliate marketing. This can be done by creating a blog or website, or through social media platforms such as Facebook, Twitter, or Instagram.

4. Online Tutoring: If you have expertise in a particular subject, you can offer online tutoring services and earn money based on the hours you work.

5. Selling Products: You can use your mobile phone to sell products online through platforms such as Amazon or Etsy. You can also use social media platforms to sell products to friends and followers.

6. Participating in Apps: You can participate in various apps that pay you for completing tasks, such as watching videos, completing surveys, or playing games.

7. Dropshipping: You can start a dropshipping business using your mobile phone, by offering products for sale on platforms such as Shopify or Amazon.

8. Stock Trading: You can use your mobile phone to trade stocks and earn money based on the market performance of the stocks you purchase.

These are just a few of the many ways that you can earn RS 400 per day using your mobile phone. The key to success is to find a method that you enjoy and that you are good at, and then work hard to grow your income over time.

In conclusion, with the advent of technology and the internet, there are many opportunities to earn money using just your mobile phone. It may take some time and effort to find the right opportunity for you, but once you find it, you can potentially earn a substantial income from the comfort of your own home.