Toolstud.io

This website contains a bunch of web-based tools (you don't need to install anything, just run them here) that I have developed through the years. Use them like you want (within reason) and if you really like them, let me know.

Recent blog posts

Check your Sender Policy Framework (SPF): I have created an easy tool to check your SPF configuration (what is specified in your DNS config about what… (31 July 2020) : I have created an easy tool to check your SPF configuration (what is specified in your DNS config about what…

How could you use these tools?

Finance tools Electric Car calculator

How much $ does your electric car use in kWh per year? Fuel Cost calculator

How much $ does your car fuel cost per year? Mortgage loan calculator

Calculate monthly payments for a mortgage loan

Music tools Beats-per-minute

Convert BPM to Hz, bar length, fractions Audio delay

Calculate audio delay length in msec Song length

Calculate song length from BPM Tap your tempo

Tap to find the BPM of a song or a heartbeat