Free US money calculators · updated for 2026

Run the numbers
before the money moves

Paychecks, mortgages, debt, retirement and taxes — 56 calculators that show the math, the assumptions and the official source behind every number.

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The 2026 numbers behind our calculators

Key figures we track

Checked September 28, 2026 · How we calculate

Standard deduction
$16,100
single · $32,200 married · IRS
401(k) limit
$24,500
+$8,000 age 50+ · IRS
IRA limit
$7,500
+$1,100 age 50+ · IRS
HSA limit
$4,400
self-only · $8,750 family · IRS Rev. Proc. 2025-19
Social Security wage base
$184,500
6.2% employee tax up to this · SSA
Medicare Part B
$202.90
standard monthly premium · CMS
30-year mortgage rate
7.28%
Freddie Mac, week of Oct 1, 2026 · Freddie Mac
Conforming loan limit
$832,750
most US counties · FHFA

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Budgeting

Q4 2026 Money Calendar: Dates for COLA, Enrollment and Taxes

Every money date from October to December 2026: Social Security COLA, Medicare and ACA enrollment, 401(k) and RMD deadlines, estimated taxes and IRS limit announcements.

Updated Oct 18, 2026
Retirement

Average Social Security Check in 2026: Typical and Maximum Benefit

The average retired worker gets $2,071 a month in 2026 after a 2.8% COLA. The maximum at full retirement age is $4,152. See what drives your amount.

Updated Oct 18, 2026
Retirement

2027 Social Security COLA: 3.6% Official, What It Adds to Your Check

SSA announced a 3.6% COLA for 2027 on October 14, 2026. See the new taxable maximum, earnings limits, SSI amounts and what the raise adds to your monthly benefit.

Updated Oct 18, 2026
Retirement

2027 Social Security COLA After Medicare Premiums: Your Real Raise

The official 2027 COLA is 3.6%. On the average $2,095 check that is about $75 a month before Medicare. With Part B projected at $209.50, the raise is about $69. See the math.

Updated Oct 18, 2026
Taxes

$110,000 Salary After Taxes in Arizona (2026): $83,868 Take-Home

A $110,000 salary in Arizona takes home about $83,868 a year ($6,989/month) in 2026 as a single filer. Per-paycheck pay, 401(k) effect and state comparison.

Updated Oct 4, 2026
Savings

Best High-Yield Savings Account Rates in 2026 (Updated October)

Top high-yield savings accounts pay about 4.00%–4.27% APY, roughly 10x the 0.37% national average. Which rates come with conditions, and how much you earn.

Updated Oct 4, 2026

Why you can trust the numbers

How we check every figure

CalcWyse is written and maintained by the CalcWyse Editorial Team. Your inputs never leave your browser, and advertisers never change a result.

  1. One engineGuide examples are generated by the same code that runs the calculators, so the article and the tool agree.
  2. Official sourcesBrackets, limits and premiums come from the IRS, SSA, CMS, FHFA and state revenue departments, linked on every page.
  3. Checked before releaseAutomated checks recompute published examples, and corrections are logged in public.