Decision models

Test a money decision

Pick the question in front of you, change the assumptions, and see what moves the outcome—before you commit.

20 models & tools
6 decision categories
Region aware Relevant tools appear based on your selected region
How this page works

Tools adapt to your selected region. A useful path is cash buffer → expensive debt → housing or investing → retirement. For how to chain models together, see How to Use Finance Calculators Together; for model assumptions, see Calculator Methodology.

Region-aware No sign-up Change assumptions

Cash foundations

Size a buffer and find surplus before product shopping.

Cash safety

Emergency Fund Calculator

Estimate your target emergency fund, current gap, and monthly savings plan using expenses, job stability, dependents, and debt level.

Target fundMonthly plan
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Monthly cash flow

Budget Planner Calculator

Map income, needs, wants, savings, surplus or shortfall, and a simple long-horizon savings projection.

SurplusCash flow
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Debt & housing

Payoff strategy, rent vs buy, affordability, and borrowing costs.

Debt payoff

Debt Payoff Calculator

Compare avalanche vs snowball, see your debt-free date, interest saved, timeline chart, and extra payment impact.

AvalancheSnowball
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Housing decision

Rent vs Buy Calculator

Compare renting with buying using home price, mortgage rate, taxes, insurance, appreciation, and investment return.

Break-evenOpportunity cost
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Canada housing

Home Affordability Calculator

Estimate a practical home budget, stress-test ceiling, CMHC premium, and the full monthly cost of a specific property.

Stress testMonthly cost
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First-home savings

FHSA vs HBP vs TFSA Calculator

Compare an FHSA, RRSP Home Buyers' Plan, TFSA, or an FHSA plus HBP using your own room and account balances.

Down paymentTax estimate
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India loans

EMI Calculator

Home, personal & car loan EMI with reducing balance. See total interest, then review third-party lender terms independently.

EMITotal interest
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Mortgage refinance

Mortgage Refinance Calculator

Estimate monthly savings, closing-cost break-even, stay-period savings, and interest impact before refinancing.

Break-evenStay horizon
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Canadian mortgage renewal

Mortgage Renewal Payment Calculator

Compare estimated monthly payments at current and renewal rates using your balance and remaining amortization.

Payment change12-month cash flow
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Canadian rate evidence

Canada Key-Rate History

See sourced policy-rate changes, announcement and effective dates, and what to check in your mortgage or savings contract. Dated snapshot, not a forecast.

Official sourcesHousehold context
View History

Investing

Contribution habits, compounding, and monthly vs lump-sum tradeoffs.

Contribution habit

Monthly Investment Calculator

See how much of an ending balance comes from your deposits versus assumed growth—then test a keepable monthly amount.

Monthly habitContrib vs growth
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Canadian education savings

RESP Education Savings Planner

Compare contribution budgets, eligible federal CESG and CLB estimates, grant limits, and projected RESP growth.

CESG / CLBEducation goal
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Scenario comparison

SIP vs Lump Sum Calculator

Compare monthly SIP vs one-time lump sum. Stress paths with market scenarios such as 2008 and COVID teaching cases.

SIPLump sum
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Growth mechanics

Compound Interest Calculator

Isolate how time, rate, and frequency change an ending balance under a fixed return assumption.

TimeReturn assumption
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India mutual funds

SIP Calculator

Project SIP corpus with Indian mutual-fund context. For monthly vs lump-sum tradeoffs, use SIP vs Lump Sum.

Mutual fundsGoal value
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Retirement & accounts

Long-horizon readiness, net worth path, and regional account order.

Retirement income

Retirement Calculator

Estimate the nest egg you may need, project savings to retirement age, and see which levers close the gap.

Nest eggIncome goal
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Net worth path

Future Wealth Calculator

Project net worth milestones using income, savings rate, income growth, and long-term return assumptions.

MilestonesSavings rate
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Canada registered accounts

RRSP vs TFSA Calculator

Compare RRSP and TFSA after-tax outcomes using tax rates, contribution room, expected return, and refund reinvestment.

RRSPTFSA
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Canadian retirement income

RRIF Minimum Withdrawal Planner

Estimate the 2026 RRIF minimum, compare annual withdrawals, project the remaining balance, and test a conditional OAS recovery-tax scenario.

RRIF minimumOAS recovery estimate
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Public pension start ages

CPP + OAS Claiming-Age Comparison

Use your official benefit estimates to compare claiming ages, gross cumulative payments, break-even ages and discounted values.

CPP / OASClaiming ages
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Canadian retirement cash flow

Retirement Income Gap Planner

Compare spending with your pension estimates and retirement-date savings. See annual pre-tax gaps, RRSP/RRIF-first draws, TFSA cash and sensitivity scenarios.

Annual income gapPre-tax projection
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Paycheque planner

Salary Tax Calculator

Estimate take-home pay, payroll deductions, marginal tax rate, and how an RRSP contribution may change your refund.

Take-homeRRSP refund
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India tax, limited scope

Old vs New Tax Regime: FD Interest Only

FY 2025-26 / AY 2026-27 comparison for resident individuals under 60. No salary or capital gains; results withheld where unverified rebate relief could apply.

Historical yearFD interest only
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US public retirement benefit

Social Security Claiming-Age Comparison

Use your official FRA estimate to compare claiming ages, monthly gross benefits, cumulative values, break-even and lifespan scenarios. US rules only.

Social SecurityGross USD
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Tax-advantaged accounts

401(k), HSA & IRA Calculator

Compare employer match, HSA tax benefits, Roth IRA, Traditional IRA, and suggested contribution order.

401(k)HSA / IRA
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Withdrawal plan

SWP Calculator

Plan systematic withdrawals from retirement savings. See how long money lasts with inflation-aware withdrawals.

SWPInflation
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Crypto

Volatility-aware contribution scenarios—not price predictions.

Volatility planner

Crypto DCA Calculator

Simulate dollar-cost averaging into Bitcoin or Ethereum with best / expected / worst-style bands under a volatility assumption.

BTC / ETHDCA
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Extreme stress-test

Bitcoin $1M Goal Calculator

Illustrative $1M goal paths under multiple price scenarios. Use Crypto DCA for contribution sizing; treat this as a stress-test, not a plan.

$1M goalScenarios
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Explainers

Educational concepts—not primary Wealthton decision models. Verify with a licensed professional where relevant.

Educational explainer

Infinite Banking Concept

Learn “be your own banker” in plain language. Optional modeled cash value vs premiums—educational only, not an insurance quote.

Cash valueEducation
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Money Lab

Interactive scenario comparisons built on these calculators, with “change one thing” sensitivity and shareable links: pay debt vs invest, rent vs buy, refinance, emergency fund size and contribution level. Open the Money Lab.