There is no such thing as a legitimate app that can "add" money to your balance without a real bank transfer or cash deposit.
To ensure your security, only download OPay from verified platforms. Do not use third-party links from social media or unofficial websites. Official Source Link Google Play Store - OPay iOS Apple App Store - OPay Web Official OPay Website Legitimate Ways to Top Up Your OPay Wallet opay+adder+app+top+download
The Truth About OPay Adder Apps: Safety, Downloads, and Real Top-Up Methods There is no such thing as a legitimate