What is UPI?
UPI (Unified Payments Interface) is a new payment system that allows to transfer money between any two bank accounts by using a mobile phone. UPI app will allows a customer to pay money directly from a bank account to different merchants,both online & offline is available, without typing credit card details, IFSC code, and net banking/wallet passwords.It enables all bank account holders to send and receive money from their smartphones with a single identifier without entering any additional bank account information.UPI can also be used to pay merchants who accept UPI as a payment mode.You can download these UPI app in your smartphones(android ) phones through playstore Install UPI app and use it to transfer money the only thing you need is your mobile number for transactions.

Benefits of Using UPI :
 UPI is revolutionary all over. It will make the banking transaction very easy.The UPI will transfer the fund immediately with in few seconds.No restrictions to transfer the fund on holidays and working hours.The bank strike will also not affect the UPI payments.You dont require the more details like bank account number and IFSC code recipient.You can transfer from any bank account through a single UPI app.You need not to wait up to 24 hours/ 1 day to send money or to receive money.you can get money immediately.You can send the bills and get money once the client approves it.You can use the Cash on Delivery without paying cash to the delivery boy. Just approve the bill and the delivery boy would get confirmation.

What is Chillr application (APP)?
Chillr app is type of mobile banking app that lets customers to send  and receive money from anyone in their contacts. It helps for from online wallets and fund transactions between bank accounts.

 Mobile payments Chillr app is planning to use the Unified Payments Interface (UPI) platform to add more customers who the company believes would transact business worth 6,600 crores using the  startup by the end of the year.  After demontization this UPI method become so useful for customers and this Chillr app is the trending app to transfer or receive  amount and it is very user friendly . The company was working with around 10 partner banks through IMPS integration and was clocking around 500 crore in monthly transactions.  Chillr app is the latest payment app to go live on UPI after Trupay and Flipkart promoted PhonePe, which access UPI through the Yes Bank. CEO of chillr said that they are going to expand the payment space and transaction data on chillr platform so they are going to use this UPI.

ALSOREAD: https://thebankinfo.com/blog/post/seven-great-lessons-you-can-learn-from-upi