Celebrate Croma Festival of Dreams. Huge discount awaiting you. Sign up/Login to Reward Eagle and Get up to 2% Cashback from us on shopping from Croma Online Store. Croma is a retail store chain for online shopping in India that deals in technology products. If you want electronics and technology-related products, you can shop from one-stop destination in India. Croma is well-known for its wide range of products.