Budget Calculators

50/30/20 Budget Calculator

Calculate 50/30/20 budget allocation from monthly net income across needs, wants, and savings. Instant results from your inputs, with the methodology visible.

50/30/20 Budget Rule Calculator

Split monthly take-home into 50% needs, 30% wants, 20% savings buckets and compare against actual spending. Enter take-home income and see the result instantly.

AI Tools Cost Calculator

Calculate total AI subscription spending. ChatGPT, Claude, Gemini, plus others combined into monthly, annual, and 5-year projections.

Allotment vs Supermarket Savings Calculator

Calculate allotment plot savings vs supermarket. Enter annual plot cost, yield value, and typical veg spend to see net annual savings.

Annual Budget Health Check

Score your annual budget health across 50/30/20, savings rate, emergency fund, and debt ratios. Get a 0-100 score with diagnostic breakdown.

Annual Budget Planner

Plan your full year budget: income, essentials, discretionary, savings goals, and one-off expenses. See annual surplus and goal achievability.

Annual Car Running Cost Calculator

Calculate the full annual cost of car ownership: fuel, insurance, road tax, servicing, tyres, and depreciation. See true per-mile cost.

Annual Expense Calculator

Calculate total annual household expenses by summing monthly recurring categories plus one-off annual costs. Enter housing and food for an instant result.

Annual Gift Budget Calculator

Calculate annual gift budget across birthdays, holidays, and weddings. Enter birthdays per year and birthday budget each to see total annual gift spend.

Annual Subscriptions Audit Calculator

Calculate annual subscription spend across streaming, software, memberships, and services. Enter streaming services to see annual total and cut opportunities.

ATM Fee Annual Cost Calculator

Calculate annual ATM fees from out-of-network usage and long-term cumulative total. Enter weekly uses and fee per use to see annual fees and weekly fees.

Bank Fee Annual Cost Calculator

Calculate total annual bank fees to identify how much bank relationships actually cost. Enter maintenance to see annual total and monthly fees annualized.

Bread Maker Break-Even Calculator

Calculate when a bread maker pays for itself. Enter machine cost, ingredient cost, shop loaf price, and weekly usage to see break-even in weeks.

Budget Calculator

Calculate monthly budget surplus or deficit from income and core expenses. See savings rate, housing percentage, annual surplus.

Budget Leak Detector

Identify recurring subscriptions, bank fees, and convenience spending that add up over time. See monthly and yearly totals for common budget leaks.

Budget Surplus Allocation Calculator

Calculate monthly surplus allocation across debt paydown, savings, and investing based on chosen percentages. Enter income and expenses for an instant result.

Budget vs Actual Variance Calculator

Calculate budget variance from budgeted versus actual spending with monthly and annualized projections. Enter budgeted amount and see the result instantly.

Budgeting Method Selector

Compare budgeting methods including 50/30/20 rule, zero-based budgeting, envelope system, and pay-yourself-first approach with calculation examples.

Bulk Buy Savings Calculator

Calculate bulk buying membership savings and determine break-even spending thresholds. Compare per-unit costs for bulk versus regular purchases.

Cash Envelope Budget Calculator

Check cash envelope budget allocation against income with surplus or deficit calculation. Enter groceries envelope and gas envelope for an instant result.

Charitable Giving Budget Calculator

Calculate annual charitable giving target as a percentage of income. Shows monthly and annual donation target from the values you enter.

Childcare Monthly Budget Calculator

Calculate monthly childcare spend across nursery, after-school, and activities. Enter nursery weekly and after-school weekly to see monthly total.

Christmas Total Spend Calculator

Calculate total Christmas spend across gifts, food, decorations, and travel. Enter food & drink and see the result instantly.

Cleaning Service Annual Cost Calculator

Calculate annual cost of a professional cleaner based on visit frequency and rate. Enter hours per visit and hourly rate for an instant result.

Coffee Machine vs Cafe Break-Even Calculator

Calculate how quickly a home coffee machine pays back versus cafe purchases with per-cup savings and multi-year totals. Free and runs in your browser.

local property tax Calculator

Estimate local property tax from the annual band charge. Monthly and weekly breakdowns plus single-person discount applied. Free educational tool.

Couple vs Single Living Cost Calculator

Calculate the per-person savings from sharing household costs as a couple vs living alone. See annual savings from rent, utilities, and shared expenses.

Daily Latte vs Investing Calculator

Calculate the long-term cost of a daily coffee habit if the money were invested instead. Enter daily cost and return for an instant result.

Daily Spending Limit Calculator

Calculate your daily discretionary spending limit from income, fixed costs, and savings goals. Simple budget math that works.

Dishwasher vs Handwashing Cost Calculator

Compare dishwasher versus handwashing costs including water, time value, and multi-year savings. Shows total savings and weekly from the values you enter.

Dry Cleaning Annual Cost Calculator

Calculate annual dry cleaning spend from weekly items and per-item cost. Enter items per week and price per item to see annual cost.

Envelope Budgeting Calculator

Split your income into needs, wants, and savings envelopes. Try 50/30/20 or set your own percentages and see monthly amounts.

Expense Tracking Calculator

Total monthly expenses across major categories and calculate savings rate versus income. Enter housing to see total expenses and surplus or deficit.

Family Budget Calculator

Calculate household surplus from combined income and family spending. See cost per person, savings rate, annual surplus.

Food Delivery Annual Cost Calculator

Calculate annual food delivery spending including delivery fees and tips to reveal the true cost of the habit. Educational tool, no signup required.

Food Waste Cost Calculator

Calculate annual cost of household food waste across multi-year periods. Enter grocery spend and waste percent to see annual food waste cost and monthly waste.

Generic vs Brand Calculator

Compare the annual and 10-year savings from choosing generic over brand-name products. Calculate item-by-item and total savings.

Gift Annual Spend Calculator

Calculate your total annual gift spending across birthdays, Christmas, weddings, and other events. Enter gifts per year and gift value for an instant result.

Gift Giving Annual Jar Calculator

Work out monthly contributions to a gift jar that covers all your annual present spending. Enter christmas recipients to see monthly amount to set aside.

Grocery Budget Calculator

Calculate weekly, monthly, and annual grocery budget based on household adults, children, and per-person costs. Free — transparent math, no signup.

Grocery Inflation Impact Calculator

Project future cost of your current grocery spend at expected food inflation. Enter monthly grocery to see future monthly spend and cumulative additional cost.

Hairstyle Annual Cost Calculator

Calculate annual hairstyling cost including cuts, colour, and treatments. Enter cuts per year and cut price to see annual total.

Hidden Fee Erosion Calculator

Calculate the true total cost of recurring monthly fees including opportunity cost. See how much wealth is lost to hidden charges over time.

Home Gardening Annual Cost Calculator

Calculate annual home gardening cost including supplies, lawn care, and maintenance. Enter supplies annual and lawn care annual to see annual total.

Home Renovation Budget Calculator

Calculate realistic renovation budget including materials, labour, permits, waste disposal, and a contingency buffer. See per-room and per-square-metre costs.

Household Budget Surplus Calculator

Calculate household monthly budget surplus from total income and total expenses. Shows surplus and savings rate from the values you enter.

Impulse Purchase Cost Calculator

Calculate impulse purchase cost annually and over decades. Enter impulse amount and purchases per month to see annual and long-term impulse purchase cost.

Irregular Income Budget Calculator

Calculate the cash buffer needed for irregular income households with variable monthly earnings. Enter monthly income and see the result instantly.

Laundry Service vs DIY Calculator

Compare annual cost of laundry service against doing laundry at home. Enter loads per week and service per load to see annual difference.

Loyalty Card Break-Even Calculator

Calculate the annual spend needed at a retailer to break even on a paid loyalty card's fee. Enter card fee and discount/cashback for an instant result.

Meal Cost Per Plate Calculator

Work out the cost per plate when cooking at home. Enter ingredient cost, portions, and energy cost. Enter energy cost to cook and see the result instantly.

Meal Kit vs Supermarket Calculator

Calculate savings from supermarket cooking versus meal kit subscription over multi-year period. Enter meal kit per meal to see total savings and weekly.

Monthly Bill Reduction Calculator

Calculate annual savings from reducing monthly bills across utilities, insurance, broadband, subscriptions, and phone plans. See cumulative impact.

Monthly Cash Flow Calculator

Calculate monthly cash flow. Income minus costs and savings equals remaining. Enter fixed costs and variable costs for an instant result.

Monthly Expense Breakdown Analyzer

Analyze monthly spending patterns by category with percentage breakdowns. Identify expense allocation and track discretionary versus fixed costs.

Monthly Surplus Calculator

Calculate your monthly surplus after essential and discretionary spending. See what is available for additional savings, debt reduction, or investment.

Moving House Cost Calculator

Calculate the full cost of moving house: removals, deposits, professional fees, cleaning, temporary storage, and setup costs that add up at move time.

No Spend Challenge Calculator

Calculate potential savings from no-spend challenge of any duration. Enter challenge days to see challenge savings and daily normal spend.

No-Spend Month Calculator

Calculate savings from no-spend months plus the future value if invested at a given return. Enter number of no-spend months and see the result instantly.

Payday Budget Calculator

Allocate each paycheck across fixed expenses, savings, and discretionary spending with one calculator. Enter net paycheck and see the result instantly.

Pay Yourself First Calculator

Project pay-yourself-first savings growth. Enter income, savings percentage, and return to see long-term total. Enter time horizon and see the result instantly.

Payday Cashflow Calendar

Map income deposits and bill payment dates on a calendar view. Visualize monthly cash flow patterns and identify potential shortfall periods or timing issues.

Per Head Per Day Spending Calculator

Calculate cost per head per day for shared trips or household expenses. Split total spend by people and days. Instant result, no signup.

Recurring Bill Escalation Simulator

Project recurring bill growth over 10 years with annual price increases. Identify subscription creep and total long-term expense impact.

Round-Up Savings Calculator

Calculate total savings from rounding up every transaction over years with optional interest compounding. Free and runs in your browser.

Savings Jar Calculator

See what a daily savings jar habit grows to. Project a small daily deposit over years with interest compounding in a savings account.

Savings Rate Calculator

Compute monthly savings percentages and benchmark against financial independence targets. Compare personal savings rates to standard financial goals.

Seasonal Purchase Audit Calculator

Sum four seasonal spending events into an annual total and monthly equivalent. Enter christmas spending and summer holiday for an instant result.

Spare Change Investment Calculator

Project what daily card round-ups could grow to. Enter your average daily spare change and see the compound return over years.

Spending Audit Calculator

Audit spending against target allocations across essentials, wants, and savings buckets. Enter net income to see total variance and per-category variance.

Spending by Category Calculator

Analyse monthly spending by category with percentage targets and biggest-category identification. Enter income after tax and housing for an instant result.

Spending Reset Calculator

Calculate what a 30/60/90-day spending reset saves. Enter current spend, reset target, duration, and see direct savings and invested opportunity cost.

Storage Unit Annual Cost Calculator

Calculate annual and lifetime cost of renting a self-storage unit. Runs in your browser with a transparent formula — free and no signup.

Subscription Audit Calculator

Audit total monthly subscriptions. See annual, 5-year, and 10-year spend plus daily cost across entertainment and services.

Subscription Burn Rate Visualizer

Visualize total subscription costs broken down by day, week, month, and year in unified dashboard for expense awareness.

Subscription Cost Inflation

Track subscription price inflation over time and project future costs based on annual price escalation rates and compound growth calculations.

Subscription Cost Stack Calculator

Total up to 8 monthly subscriptions into annual and lifetime cost. See what your full subscription stack is really costing.

Subscription Price Per Use

Calculate true subscription cost per use and identify break-even usage rates. Determine actual value and assess subscription ROI for recurring service expenses.

Subscription-to-Income Stress Tool

Calculate the percentage of monthly income allocated to subscriptions and assess financial stress levels from recurring subscription expenses.

Takeaway Habit Investment Calculator

Calculate what your takeaway habit would be worth if invested instead over 10 or 20 years at compounding market returns.

True Cost of Pet Calculator

Calculate true lifetime cost of pet ownership. Enter monthly food, vet, insurance, and lifespan. Enter vet costs to see annual and lifetime pet ownership cost.

Tumble Dryer Cost Per Use Calculator

Calculate tumble dryer cost per cycle and annual cost. Enter power, time, rate, and usage. Enter dryer power kw to see cost of running a tumble dryer.

Vegetarian vs Meat Diet Cost Calculator

Compare the lifetime cost of a vegetarian diet vs a meat-based one. Enter your weekly grocery spend and see the total difference and invested growth.

Wait to Buy Calculator

Calculate interest earned during a waiting period before making a purchase. See the financial effect of a cooling-off period.

Water Filter vs Bottled Water Calculator

Compare the cost of a water filter vs bottled water. Enter monthly bottled spend, filter cost, and cartridge expense to see total savings.

Wedding Gift Budget Calculator

Calculate appropriate wedding gift amount based on relationship and wedding cost. Enter cost per plate to see recommended gift range.

Weekly Budget Calculator

Calculate weekly budget surplus with monthly and annual rollups plus savings target gap analysis. Enter weekly income after tax and see the result instantly.

Weekly Spend Tracker Calculator

Track your weekly spending across essential costs, discretionary categories, and savings. See ratios and projected annual totals from weekly data.

Wine Subscription True Cost Calculator

Calculate what a wine subscription really costs vs retail. Enter monthly cost, bottles, retail equivalent, and see the annual and long-term premium.

Zero-Based Budget Calculator

Build a zero-based budget by allocating every dollar of monthly income across fixed categories and see unallocated or over-allocated amounts.