๐Ÿ”Œ Free Embeddable Widgets

Add Free Financial Calculators
to Your Website

A library of production-quality financial calculators โ€” compound interest, debt payoff, retirement, budgeting, mortgage, net worth, savings goals and FIRE โ€” plus our interactive $100K-by-state data chart, all free to embed on any website. No API keys, no setup, no monthly fees.

๐Ÿ†“ Free forever
โšก Works in any iframe
๐Ÿ“ฑ Mobile responsive
๐ŸŽจ Dark themed, polished UI
๐Ÿ”— Attribution link included
How It Works
Each widget is a fully self-contained HTML page hosted on DigitalWealthSource. Embed it on your site in under 2 minutes.
1
Pick a Calculator
Choose from compound interest, debt payoff, or retirement. Preview each one live below.
2
Copy the Code
Click "Copy Code" on the embed box. Takes 2 seconds.
3
Paste in Your HTML
Drop the iframe code anywhere in your site's HTML. No dependencies, no configuration.
4
Done โ€” It's Live
The calculator is live on your site, fully functional, updated automatically when we improve it.
๐Ÿ“‹ Usage Terms โ€” Free with Attribution
These widgets are free to use on any website, blog, or app with the following conditions:
  • The "Powered by DigitalWealthSource" attribution link in the widget footer must remain visible and unmodified
  • The widget may not be resold, repackaged, or offered as your own product
  • Widgets may be used on commercial websites โ€” no license fee required
  • Questions or custom embed requests: contact us
๐Ÿ“ˆ Widget #1
Compound Interest Calculator
Shows investment growth over time with initial investment, monthly contributions, return rate, and time horizon. Includes an animated bar chart visualization.
๐Ÿ“‹ Embed Code
<iframe src="https://digitalwealthsource.com/widget-compound-interest.html" width="540" height="510" frameborder="0" scrolling="no" style="border-radius:18px;max-width:100%" title="Compound Interest Calculator"> </iframe>
โœ… Features
Initial investment + monthly contribution inputs
Adjustable return rate slider (1โ€“15%)
Time horizon slider (1โ€“40 years)
Animated stacked bar chart by year
Shows total balance, contributions, and growth separately
Fully responsive โ€” works on mobile
๐Ÿ“ Recommended Sizes
540 ร— 510 (default)
400 ร— 510 (narrow)
100% width

๐Ÿ’ณ Widget #2
Debt Payoff Calculator
Multi-debt snowball vs avalanche comparison. Users enter their debts, toggle between methods, set extra payments, and see a personalized payoff timeline with dates.
๐Ÿ“‹ Embed Code
<iframe src="https://digitalwealthsource.com/widget-debt-payoff.html" width="540" height="580" frameborder="0" scrolling="no" style="border-radius:18px;max-width:100%" title="Debt Payoff Calculator"> </iframe>
โœ… Features
Add unlimited debts with name, balance, and APR
Toggle between snowball and avalanche in one click
Extra payment slider to model acceleration
Shows payoff date for each debt on a visual timeline
Calculates total interest and interest saved vs minimum payments
Pre-loaded with example debts โ€” instantly usable
๐Ÿ“ Recommended Sizes
540 ร— 580 (default)
100% width

๐Ÿ–๏ธ Widget #3
Retirement Calculator
Shows whether the user is on track for retirement โ€” projected balance, FIRE number, funding percentage gauge, and a decade-by-decade savings trajectory.
๐Ÿ“‹ Embed Code
<iframe src="https://digitalwealthsource.com/widget-retirement.html" width="540" height="600" frameborder="0" scrolling="no" style="border-radius:18px;max-width:100%" title="Retirement Calculator"> </iframe>
โœ… Features
Age, retirement age, current savings, and income inputs
Monthly contribution and desired income sliders
Funding gauge showing % of FIRE number reached
Status banner: on track / slightly behind / needs attention
Decade-by-decade savings trajectory bars
Based on 7% real return + 4% safe withdrawal rate
๐Ÿ“ Recommended Sizes
540 ร— 600 (default)
100% width

๐Ÿ“Š Widget #4
50/30/20 Budget Calculator
Enter monthly take-home pay and instantly see the 50/30/20 split โ€” needs, wants, and savings/investing โ€” in clean dollar amounts. The simplest budgeting starting point.
๐Ÿ“‹ Embed Code
<iframe src="https://digitalwealthsource.com/widget-budget.html" width="540" height="400" frameborder="0" scrolling="no" style="border-radius:18px;max-width:100%" title="50/30/20 Budget Calculator"> </iframe>
โœ… Features
Single take-home pay input โ€” results update live
Splits into needs (50%), wants (30%), savings (20%)
Clean three-figure result strip
Fully responsive โ€” works on mobile
๐Ÿ“ Recommended Sizes
540 ร— 400 (default)
400 ร— 400 (narrow)
100% width

๐Ÿ  Widget #5
Mortgage Payment Calculator
Estimate a monthly mortgage payment from home price, down payment, interest rate, and loan term โ€” with the total cost over the life of the loan.
๐Ÿ“‹ Embed Code
<iframe src="https://digitalwealthsource.com/widget-mortgage.html" width="540" height="440" frameborder="0" scrolling="no" style="border-radius:18px;max-width:100%" title="Mortgage Payment Calculator"> </iframe>
โœ… Features
Home price, down payment, rate, and term inputs
Standard amortized monthly payment
Shows total paid over the life of the loan
Fully responsive โ€” works on mobile
๐Ÿ“ Recommended Sizes
540 ร— 440 (default)
400 ร— 440 (narrow)
100% width

๐Ÿ’ฐ Widget #6
Net Worth Calculator
Add up assets (cash, investments, property) minus liabilities to get a clear net-worth number โ€” the single best snapshot of overall financial health.
๐Ÿ“‹ Embed Code
<iframe src="https://digitalwealthsource.com/widget-net-worth.html" width="540" height="460" frameborder="0" scrolling="no" style="border-radius:18px;max-width:100%" title="Net Worth Calculator"> </iframe>
โœ… Features
Separate asset and liability inputs
Live net-worth total
Cash, investments, and property breakdown
Fully responsive โ€” works on mobile
๐Ÿ“ Recommended Sizes
540 ร— 460 (default)
400 ร— 460 (narrow)
100% width

๐ŸŽฏ Widget #7
Savings Goal Tracker
Set a savings goal and current balance to see how much to set aside monthly, weekly, or daily to hit a target by a chosen date.
๐Ÿ“‹ Embed Code
<iframe src="https://digitalwealthsource.com/widget-savings-goal.html" width="540" height="460" frameborder="0" scrolling="no" style="border-radius:18px;max-width:100%" title="Savings Goal Tracker"> </iframe>
โœ… Features
Goal amount, current balance, and timeline inputs
Breaks the target into monthly / weekly / daily savings
Updates live as you type
Fully responsive โ€” works on mobile
๐Ÿ“ Recommended Sizes
540 ร— 460 (default)
400 ร— 460 (narrow)
100% width

๐Ÿ”ฅ Widget #8
FIRE Calculator
Estimate the "FIRE number" (annual expenses ร— 25) and the age someone could reach financial independence based on current balance, savings, and expenses.
๐Ÿ“‹ Embed Code
<iframe src="https://digitalwealthsource.com/widget-fire.html" width="540" height="450" frameborder="0" scrolling="no" style="border-radius:18px;max-width:100%" title="FIRE Calculator"> </iframe>
โœ… Features
Computes the 25ร— FIRE number from annual expenses
Projects years and age to financial independence
Uses current balance and annual savings
Fully responsive โ€” works on mobile
๐Ÿ“ Recommended Sizes
540 ร— 450 (default)
400 ร— 450 (narrow)
100% width

๐Ÿ“Š Data Widget ยท Featured
$100K Real Value by State
An interactive chart from DWS Data Study No. 01: what a $100,000 salary is really worth in all 50 states after federal tax, FICA, state tax and cost of living. Great for journalists, relocation and salary content.
๐Ÿ“‹ Embed Code
<iframe src="https://digitalwealthsource.com/widget-100k-by-state.html" width="560" height="640" frameborder="0" scrolling="no" style="border-radius:18px;max-width:100%" title="$100K Real Value by State โ€” DigitalWealthSource"> </iframe>
โœ… Features
All 50 states + D.C., ranked, with a live state finder
Re-sort by real value, take-home, cost of living, or state tax
Built on BEA price parities + 2026 IRS tax law
Links back to the full sourced study and CSV dataset
๐Ÿ“ Recommended Sizes
560 ร— 640 (default)
100% width

Want More Calculators?
We have 50+ free calculators on the site. Interested in embedding other tools?
Contact us โ€” we're building more embeddable widgets based on demand.
๐Ÿงฎ View All Calculators ๐Ÿ’ฌ Request a Widget
๐Ÿ“… Published: Mar 13, 2025 ยท Updated: May 20, 2026