If you subscribed to Trendlyne through the Apple App Store, please note that Apple does not give apps like Trendlyne any control over subscription cancellations or refunds.
To cancel your subscription, you need to do so directly through the iOS Subscription Center. Here’s how:
Open the Settings app on your iOS device.
Tap on your Apple ID at the top of the screen.
Select Subscriptions.
Find and select the Trendlyne subscription.
Tap Cancel Subscription and follow the prompts.