Yeah, I use the
bitcoin calculator on Paybis all the time. Just type in any amount of BTC and it instantly shows you the USD value – or flip it and see how much Bitcoin you'd get for a dollar amount. The price updates live, so no stale rates. There's also a profit calculator where you can pick your purchase date and see your exact gains or losses. Works for 45+ local currencies too. No account needed, no login, just clean and fast. I've got it bookmarked for checking my bag or planning buys. Way easier than opening an exchange every time.