OverPayWise

Mortgage planning tools

Mortgage Guides

Mortgage Guides for clearer repayment decisions.

Read practical UK mortgage articles for decisions like overpaying, remortgaging, choosing an offset mortgage, understanding affordability, and comparing repayment trade-offs. The guides explain topics and choices; the Learning Centre teaches the calculations behind them.

Practical decision context

Read the article, then model the numbers.

Each guide is written to help you understand a mortgage concept or decision, then points toward relevant calculators, lessons, or next articles.

11

Guides

13

Calculators

Guided path

Not sure where to start?

Use the Mortgage Journey to move from affordability and buying costs through deal comparison, strategy, and post-purchase overpayment decisions.

Learning Centre

New to the maths behind mortgage calculators?

Guides explain concepts and decisions. The Learning Centre teaches the calculations with lessons, worked examples, practice questions, and mortgage maths tutorials.

Start with a tool

Useful calculator paths from the guide hub.

If you already know the decision you are exploring, jump straight to a calculator and use the guides for context.

Mortgage guide articles

These articles cover practical mortgage topics and decision points. They are general information, not personal mortgage advice.

Guide 01

Should You Overpay Your Mortgage?

Learn the pros and cons of mortgage overpayments and when they may make financial sense.

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Guide 02

Mortgage Overpayment Limits Explained

Understand mortgage overpayment allowances, early repayment charges, and lender restrictions.

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Guide 03

What Happens If You Pay Off Your Mortgage Early?

Learn the potential benefits, drawbacks, fees, and financial considerations of paying off your mortgage early.

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Guide 04

How Often Should You Overpay Your Mortgage?

Compare monthly, annual, and occasional mortgage overpayments and learn how timing may affect savings.

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Guide 05

Biweekly vs Monthly Mortgage Payments: Which Is Better?

Compare biweekly and monthly mortgage payments, including repayment speed, interest savings, and budgeting flexibility.

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Guide 06

Should You Overpay Your Mortgage Or Invest?

Compare mortgage overpayments with investing and understand the trade-offs between certainty, risk, and potential returns.

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Guide 07

How Much Can Mortgage Overpayments Save?

See how extra mortgage payments can reduce interest costs and shorten your repayment term.

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Guide 08

Fixed vs Variable Mortgage: Which Is Better?

Compare fixed and variable mortgages, including repayment stability, flexibility, and interest rate risk.

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Guide 09

Remortgage Fees And Break-Even Explained

Learn how to compare remortgage fees, lower rates, monthly savings, and the break-even point before switching deals.

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Guide 10

Offset Mortgages Explained

Understand how offset mortgages work, when they may save interest, and what to compare before choosing one.

Read guide →

Guide 11

Mortgage Affordability And Deposit Guide

See how income, deposit, debts, expenses, rates, and loan-to-value can affect mortgage affordability.

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Build Your Mortgage Maths Skills

Want to understand the calculations behind the guides?

Mortgage Guides explain topics and trade-offs. The Learning Centre teaches the maths through tutorials, worked examples, practice questions, and step-by-step lessons.