There are several websites that offer free gift cards as a reward for completing certain tasks, such as taking surveys, watching videos, or downloading apps. Here are some popular ones:
1. Swagbucks: A rewards website that offers gift cards to popular retailers such as Amazon, Walmart, and Target, in exchange for completing surveys, watching videos, and shopping online.
2. Survey Junkie: A market research company that pays users for taking surveys. Participants can redeem their points for gift cards to popular retailers such as Amazon, Target, and Starbucks.
3. Vindale Research: Another market research company that pays users for completing surveys. Participants can receive payments via PayPal or opt for gift cards to popular retailers such as Amazon and Walmart.
4. Prize Rebel: A website that rewards users for completing surveys, watching videos, and participating in special offers. Participants can redeem their points for gift cards to popular retailers such as Amazon, Target, and Walmart.
5. InstaGC: A rewards website that offers gift cards to popular retailers such as Amazon, Target, and Walmart, in exchange for completing surveys, watching videos, and shopping online.
6. MyPoints: A website that rewards users for shopping online, taking surveys, and watching videos. Participants can redeem their points for gift cards to popular retailers such as Amazon, Target, and Walmart.
7. InboxDollars: A website that rewards users for taking surveys, watching videos, and reading emails. Participants can redeem their earnings for gift cards to popular retailers such as Amazon, Target, and Walmart.
8. Toluna: A market research company that pays users for taking surveys. Participants can redeem their points for gift cards to popular retailers such as Amazon, Target, and Starbucks.
9. Ipsos i-Say: A market research company that pays users for taking surveys. Participants can redeem their points for gift cards to popular retailers such as Amazon, Target, and Starbucks.
10. Pinecone Research: A market research company that pays users for taking surveys. Participants can receive payments via PayPal or opt for gift cards to popular retailers such as Amazon and Walmart.
Please keep in mind that these websites may have terms and conditions that limit the availability of gift cards and their denominations, and that some of these websites may not be available in all countries.