Stickify Stickers for WhatsApp is the best application for WhatsApp with a free store for you to download the stickers.

To use Stickify's free WhatsApp stickers, open the app and search for any stickers. Once you find a feature that you like, click on the "Add to WhatsApp" button to download it. Once it is downloaded, you'll see a preview of it in the app. Click on the "Send" button to send it in the chat.

The app is free and has a very simple and intuitive design, which makes it very easy to use. Install it now on your device!