SPX (ERC20) to KEY (ERC20) Exchange – Secure Instant Crypto Swap
How to exchange SPX (ERC20) to KEY (ERC20)
Simple instructions for cryptocurrency conversion in 4 steps
Step 1. Enter the SPX amount
1
Enter the amount of SPX you want to swap to KEY using the online calculator. Make sure the amount is within the minimum and maximum limits.
Step 2. Enter Your KEY (ERC20) Wallet Address
2
To safely exchange SPX/KEY, enter your KEY (ERC20) wallet address to receive the funds. After filling in all required fields, create an exchange request.
Step 3. Send SPX to the provided address
3
Send the specified amount of SPX to the Quickex address provided after creating the swap request.
Step 4. Receive KEY in your wallet
4
After your SPX deposit is confirmed on the network, the system will automatically convert SPX and send KEY to your wallet.


Step 1. Enter the SPX amount
1
Enter the amount of SPX you want to swap to KEY using the online calculator. Make sure the amount is within the minimum and maximum limits.

Step 2. Enter Your KEY (ERC20) Wallet Address
2
To safely exchange SPX/KEY, enter your KEY (ERC20) wallet address to receive the funds. After filling in all required fields, create an exchange request.

Step 3. Send SPX to the provided address
3
Send the specified amount of SPX to the Quickex address provided after creating the swap request.

Step 4. Receive KEY in your wallet
4
After your SPX deposit is confirmed on the network, the system will automatically convert SPX and send KEY to your wallet.
Exchange SPX for any coin instantly
Receive KEY (ERC20) when exchanging any supported cryptocurrency
Quickex Reviews – Trusted by Crypto Traders
Benefits of swapping SPX to KEY with Quickex

Fast transactions

1000+ cryptocurrency pairs

24/7 support

Non-custodial exchange
Exchange SPX to KEY Without Registration or KYC
Exchange SPX to KEY without an account or personal data for standard amounts. Transactions on ERC20 and ERC20 are public on-chain — we don’t ask for name, email or documents, but the transfer is visible on the network.
KYC is requested only if a transaction is flagged by the system as suspicious — to prevent fraud. In all other cases, the SPX to KEY exchange runs without verification.
Transparent SPX to KEY exchange rate with no hidden fees
You see the final amount before you confirm. The fee is 1% on a Fixed rate or 0.5% on a Floating rate, plus the ERC20 network fee. Nothing else.
The converter polls liquidity providers in real time and shows the best SPX to KEY rate. The selected rate is locked when you create the order and does not float during payment (for the Fixed type).
Instant SPX to KEY swap
Exchanging SPX to KEY takes 4 steps and on average 5–10 minutes after network confirmation.
Just a few steps – choose the pair , enter the amount and wallet address, and send SPX to complete your swap.
Purchase SPX for KEY easy and simple!
Buy KEY for SPX 24/7 at a favorable rate through our online service. Make anonymous exchanges without registration.
Frequently asked questions
How long does it take to exchange to KEY?
After receiving SPX, our system automatically sends KEY to your wallet. The average processing time is 5–10 minutes.
Can you exchange SPX to KEY without registration?
Quickex lets you exchange SPX to KEY with no registration or KYC. We don’t request personal data, but transfers are visible on the ERC20/ERC20 blockchains.
How can a beginner buy KEY with SPX step by step?
Enter the amount of KEY you want to buy in the exchange form. The online calculator will show the current rate and how much you need to pay in SPX. Then enter your wallet address and follow the instructions to complete the purchase quickly.
What are the benefits of registering on the Quickex platform?
While Quickex works without registration, creating an account gives you additional benefits. You can join the affiliate program and earn cashback on all your exchanges, making each transaction more profitable.
What is the conversion fee for SPX to KEY?
It all depends on the type of rate you choose. With a fixed rate, you pay 1% + network fees, while with a floating rate, it’s only 0.5% + network fees. No hidden fees — everything is transparent and honest.