H&R Block offers a great but simple income tax estimator for free. The estimator asks a few financial questions and then gives a fairly accurate measure of the income tax.

Fidelity offers a managed income portfolio called the BlackRock Diversified Income Portfolio. This type of portfolio is created for individuals looking to create an income through exchange traded funds. This is a fully managed account, but has a fairly high minimum investment.

No. The even then fairly short lived income averaging went out about 15 years ago.

One year, same year now.

(Except for some farmers...who can still get income averaging).

Debt calculators are only an estimate but they are fairly accurate. They are meant to give you an idea of your debt and income ratio and what you can or cannot afford.

You do not owe income tax on a yearly income of $2,386 however you should file an income tax return anyway. It should be fairly easy to fill out; almost all of the questions won't apply to you. Just follow the instructions on the form. You may receive a refund.