What We Don’t Like Simplifi doesn’t offer a free trial, and we don’t like that you may be quoted different prices if you pay for your subscription through Google Play or the App Store ...

According to But you can make the process less painful and time-consuming by filing online ... Using a tax software program, either paid or free, is worth it for nearly half of American taxpayers.

This includes H&R Block, whose free version includes more forms than you might get with other online software. Here's a quick overview of how each provider's free tax software stacks up.