Instantly Swap cTokens on Compound
Tutorial: Instantly Swap cTokens on Compound

Tutorial | Instantly Swap cTokens
Passive income is the money that you earn in a way that requires little to no effort. In the DeFi world, the easiest way to earn passive income is by supplying/depositing an asset to lending protocols to earn interests in return.
In our previous article, Passive income combo, we introduced you what interest-bearing tokens are and how to get some of them to earn passive income. In this article, we will walk you through further how to swap between Compound cTokens to get higher APY in return.

Compound dashboard
There are three ways to swap cTokens. Two of them are for users who don’t have debt on Compound and one for those who do.
If you don’t have any debt on Compound and want to swap your cTokens to another cTokens to get higher APY, there are two approaches you can put into practice:
Step 1: Withdraw cToken A from Compound
Step 2: Swap Token A to Token B
Step 3: Supply Token B to Compound and get cToken B

Basic level: Use Furucombo‘s combo to swap cTokens
Furucombo has simplified the basic level into a setup form. There, you can swap cTokens with ease by selecting the cTokens (From & To) and entering the amount. In the setup form, you can also clearly see the before-and-after change of APY.
Step 1: Select cToken A & entre the amount
Step 2: Select your traget cToken B in the Output section
Step 3: Approve & Send the transaction

Pro Level: Instant swap panel
If you have debts on Compound and you want to swap your cTokens from one to another, well… it’s a bit complicated. Get ready to wrap your head around or you may jump to the end of the story → use our pre-built Compound Collateral Swap Combo to execute the swapping.
You may wonder, why can’t you use the previous swap cToken combo to do the same? The answer is because you have debts on Compound. Your cTokens are, therefore, collaterals, and they are locked until a) your debts are paid or b) you supply more funds to increase the collateralization ratio. The strategy below takes b option. We use flashloan to double your supply volume first and withdraw original collateral to pay back the flashloan. In this case, no upfront funds are needed.

Compound Collateral Swap
When using this combo set, you may notice two cubes that you don’t see often,