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Tech articles, tutorials, and guides from The Tools Kit.

A UK payslip showing gross pay, income tax, National Insurance and net pay
Calculator Tools

UK Take-Home Pay 2026/27: What £25,000 to £100,000 Pays Per Month

Nine salaries, one set of rules: what lands in your account each month after income tax and National Insurance, and where the marginal rate jumps.

Sep 23, 2026 3 min read
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A row of house keys next to a stamp duty tax bill
Calculator Tools

Stamp Duty in 2026: First-Time Buyer vs Mover vs Second Home, Priced Out

The same house carries three different tax bills depending on who is buying it. Here are the bands, the cliff edge at £500,000, and six worked prices.

Sep 23, 2026 3 min read
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A receipt with the net amount, VAT and gross total highlighted
Calculator Tools

How to Add or Remove 20% VAT, and the Mistake Almost Everyone Makes

Taking 20% off a VAT-inclusive price does not give you the net price. Here is the arithmetic that does, with examples you can check against the calculator.

Sep 23, 2026 3 min read
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A map of Canada with take-home pay figures over each province
Calculator Tools

How Much of $60,000 and $80,000 You Keep in Each Province (2026)

The federal tax is identical everywhere. The provincial line is what separates a $3,977 month in Nunavut from a $3,620 one in Quebec.

Sep 23, 2026 3 min read
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A Canadian receipt showing GST and HST lines
Calculator Tools

GST, HST and PST by Province: What a $100 Purchase Costs Across Canada

Thirteen jurisdictions, four different systems, and a $10 spread on a $100 item. The full rate table, plus the reverse calculation for receipts.

Sep 23, 2026 3 min read
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Two jars labelled RRSP and TFSA with coins being split between them
Calculator Tools

RRSP or TFSA First? The Refund Math for 2026

Both shelters grow tax-free. Only one gives you money back this spring, and whether that is a good deal depends on a bracket you have not reached yet.

Sep 23, 2026 4 min read
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Two columns of income tax figures under the new and old regimes
Calculator Tools

New vs Old Tax Regime for FY 2026-27: Where the Break-Even Actually Is

The new regime is now zero up to ₹12 lakh of taxable income. Six salaries under both regimes, and the deduction total the old regime needs to catch up.

Sep 23, 2026 3 min read
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A home loan amortisation table with EMI and interest columns
Calculator Tools

₹30 Lakh vs ₹50 Lakh Home Loan: EMI, Total Interest, and the Tenure Trap

The EMI is the number the bank shows you. The interest total is the number that should decide the tenure, and it is often larger than the loan.

Sep 23, 2026 3 min read
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A growth chart of a monthly SIP over twenty years
Calculator Tools

What ₹5,000 a Month in a SIP Becomes in 10, 15 and 20 Years

The same monthly amount, three horizons, and a gap between them that is entirely compounding. Plus the step-up that doubles the final figure.

Sep 23, 2026 3 min read
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A Pakistani salary slip with income tax deducted
Calculator Tools

Pakistan Salary Tax FY 2026-27: Monthly Take-Home from Rs 50,000 to Rs 500,000

The slabs, the fixed amounts, and six monthly salaries worked through to the rupee, including the two bands that were cut this year.

Sep 23, 2026 3 min read
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A pay stub with annual salary and hourly rate side by side
Calculator Tools

$60,000 a Year Is How Much an Hour? (And $40k to $100k)

One number does the whole conversion: 2,080. Divide a salary by it, or multiply an hourly rate by it, and the common salaries fall out in a table.

Sep 23, 2026 3 min read
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A handwritten signature being placed on a PDF contract
Document Tools

How to Sign a PDF Without Printing It (and When a Drawn Signature Is Enough)

Print, sign, scan is three steps and a printer you may not own. Here is the two-minute version, and the honest line between a visual signature and a legal one.

Sep 23, 2026 3 min read
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An iPhone photo file with a HEIC extension next to a JPG version
Image Tools

HEIC to JPG: Why Your iPhone Photos Won’t Open Anywhere Else, and How to Fix It

The photo is fine. The format is the problem. What HEIC is, where it fails, the 10-second conversion, and the iPhone setting that stops it happening again.

Sep 23, 2026 3 min read
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A moving truck, a portable container, and a rental van compared
Calculator Tools

Movers vs Container vs Truck Rental: What Each Actually Costs

The three ways to move differ mainly in who does the loading and who does the driving. Price them as labor and the decision gets much easier.

Aug 3, 2026 6 min read
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A moving budget checklist with overlooked cost items
Calculator Tools

The Moving Costs Nobody Budgets For

Most moving budgets cover the truck and stop there. The costs that actually blow the budget arrive before and after the truck.

Aug 3, 2026 5 min read
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A calendar highlighting cheaper mid-week moving dates
Calculator Tools

The Cheapest Time to Move (and When to Book)

The same crew, truck, and route can price very differently depending on the calendar. Three overlapping cycles decide which side of the price you land on.

Aug 3, 2026 5 min read
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A data table of moving cost estimates across United States routes
Calculator Tools

Average Moving Costs Across 190 U.S. Routes (2026 Data)

One calibrated model, 190 routes, every estimate computed the same way: what a 2-bedroom move costs from a cross-town hop to a full coast-to-coast.

Aug 3, 2026 8 min read
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A photo being reduced in file size to meet an upload limit
Image Tools

How to Compress an Image to 100KB (or 20KB) for an Online Form

Upload limits like 100KB or 20KB are common on application portals. Two levers control file size, and using them in the right order is what keeps the image readable.

Jul 25, 2026 5 min read
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Comparison of JPG, PNG, and WebP image formats
Image Tools

JPG vs PNG vs WebP: Which Image Format Should You Use?

The choice comes down to three questions: is it a photograph, does it need transparency, and who has to open it. Everything else follows from those.

Jul 25, 2026 6 min read
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Photo metadata showing location and camera details being removed
Image Tools

What Your Photos Reveal: EXIF, GPS Data, and How to Strip It

Your camera writes a hidden record into every photo, often including the exact coordinates. Whether that reaches other people depends entirely on how you share it.

Jul 25, 2026 5 min read
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