I’ve been playing around a lot with Soulver recently and finding it a very good companion to my daily work.
I consider it a spreadsheet with user friendly inputs. It allows you to write things like:
120 minutes in seconds
– at which point it computes the answer for you. It’s pretty powerful stuff and it’s super easy to use.
Here’s a little screenshot I rumbled up for this post. There is also a good video demo on their site. Useful tool indeed.