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How to Use Section 179 and MACRS Depreciation Calculator Online for Free: Step-by-Step Guide

Compare a Section 179 deduction, bonus depreciation and MACRS for equipment you buy. Free, private and no sign-up.

Saizul Amin
Saizul Amin17 Oct 2026 · Updated 22 Oct 2026 · 4 min read
How to Use Section 179 and MACRS Depreciation Calculator Online for Free: Step-by-Step Guide

How to Use Section 179 and MACRS Depreciation Calculator Online for Free

Compare a Section 179 deduction, bonus depreciation and MACRS for equipment you buy. This guide shows what Section 179 and MACRS Depreciation Calculator does, how to use it step by step, what to watch out for, and which related tools on shobfree.com can help next.

Quick answer

Open Section 179 and MACRS Depreciation Calculator, type your numbers or pick the options you need, check the result that appears, and then use it. Section 179 and MACRS Depreciation Calculator is free, needs no account and runs in your browser, so what you type or add stays on your device.

What Section 179 and MACRS Depreciation Calculator does

  • Compare a Section 179 deduction, bonus depreciation and MACRS for equipment you buy.
  • Enter the cost, the business-use share, the property class, your total purchases for the year, your business income and your tax rate.
  • The calculator applies the Section 179 limit and its phase-out, then bonus depreciation and the half-year MACRS table, and shows the deduction and tax saving for every year.

Enter the cost, the business-use share, the property class, your total purchases for the year, your business income and your tax rate. The calculator applies the Section 179 limit and its phase-out, then bonus depreciation and the half-year MACRS table, and shows the deduction and tax saving for every year.

How to use Section 179 and MACRS Depreciation Calculator, step by step

  1. Fill in the boxes. Type your numbers or pick the options you need.
  2. See the result. The answer updates right away as you change a value.
  3. Use it. Copy the result or note it down. Nothing is sent anywhere.

These three steps are the same on a phone and on a computer. If something looks wrong, change one setting and look at the result again; Section 179 and MACRS Depreciation Calculator updates as you go.

A worked example

A $80,000 seven-year machine used 100% for business, no Section 179 and no bonus: year 1 is 14.29% ($11,432), saving $2,744 at a 24% rate, and the rest follows the table over eight tax years. Turn on Section 179 with $150,000 of business income and the whole $80,000 is deducted in year 1, saving $19,200.

Tips for a good result

  • Treat the result as an estimate and confirm important figures with the official source.
  • Run a best case and a worst case, then keep both numbers for your planning.
  • Change one value at a time, so you can see which input moves the result.
  • Double-check the units and the currency or period before you trust a number.

Who is this for?

Section 179 and MACRS Depreciation Calculator is useful for anyone who needs compare a Section 179 deduction, bonus depreciation and MACRS for equipment you buy without installing software or paying for a subscription. Students, freelancers, office staff and small-business owners use tools like this for quick, one-off jobs where a full application would be too much.

Frequently asked questions

Can I take both Section 179 and bonus depreciation?

Yes. Section 179 is applied first, then bonus on the rest, then MACRS on what is left.

Does the deduction have a profit limit?

Section 179 cannot create a loss: it is limited to your business taxable income (the excess carries forward).

What about vehicles?

Passenger vehicles have yearly caps and heavy SUVs a separate limit. Enter only the amount that qualifies.

Is the schedule exact?

It uses the IRS half-year convention table. If more than 40% of purchases fall in the last quarter, the mid-quarter tables apply instead.

Do I need to create an account to use Section 179 and MACRS Depreciation Calculator?

No. Open the page and start. There is no sign-up, no email and no payment.

Can I use Section 179 and MACRS Depreciation Calculator on my phone?

Yes. The page adapts to small screens, and everything runs in your phone's browser, so the same steps work on a laptop or a phone.

Privacy

Section 179 and MACRS Depreciation Calculator works inside your browser. Your files, text and numbers are not uploaded to a server, and there is nothing to delete afterwards.

Completely freeNo cost, no sign-up
Files stay privateEverything runs in your browser
Easy in your languageAvailable in many languages