Special price in Magento 2 is used by the merchants to offer discounts and deals to the customers on the store. If you are a Magento 2 store owner offering frequent discounts to the customers and running multiple campaigns, you may require to get the track those products to measure the performance. Manually tracking each of the products can be tedious for the store admins where there are hundreds of products on which different special prices are applied. In such case, you can opt for the programmatic way to do that. In order to get special price product collection in Magento 2, you need to crete a SpecialPrice.php file at the app/code/[Vendor]/[Module]/Block folder as per your requirements.