Changelog

The changelog is a log or record of all notable changes made to the website. This is a high-level record of changes, not a detailed list of every change made.

  • 21 August 2026 — Trust and calculator safeguards
    • Added result-level tax-year, region and assumption context to both calculators.
    • Published terms, complete privacy handling, company disclosures and a calculation-issue route.
    • Replaced advisory result language with the highest estimated take-home among tested combinations.
    • Removed calculator query parameters and custom properties from Plausible requests.
    • Aligned visible, Open Graph and structured article dates with the original editorial chronology.
  • Unreleased
    • Fixed
      • Kept the selected Scottish regime visible and reproducible in calculator and tax-rate URLs after navigating through Blog, FAQ or another region-neutral page.
    • Changed
      • Reflowed the personal-tax comparison into compact mobile rows with shared year headings, material changes only and secondary NI detail on demand.
      • Added compact optional prior-year reserve inputs and reserve-only dividend comparisons without charging Corporation Tax on retained profits again.
      • Added the creator's owner-director origin story and clarified that Tax Shrink is a free tool with no account required.
      • Added concise 2026/27 employee NI, employer NI, Dividend Tax and Corporation Tax examples to the tax-rate reference.
      • Added crawlable salary-only, dividend-only and mixed-income examples to the personal-tax calculator.
      • Published a 2026/27 director salary-and-dividend guide with tested profit-level and regional examples.
      • Strengthened contextual links between the calculators, tax-rate reference, methodology and relevant articles.
      • Defined privacy-safe calculator, breakdown and methodology goals without sending financial or regional properties.
      • Added global Income Tax region support for England, Wales or Northern Ireland, and Scotland across 2023/24–2026/27.
      • Added Scottish Starter, Basic, Intermediate, Higher, Advanced and Top salary-tax bands while retaining UK-wide dividend taxation.
      • Made the region choice persistent and reproducible in share links without changing canonical calculator paths.
      • Added a privacy page covering local storage, calculator URL parameters, analytics boundaries and deletion.
      • Verified the regional rules and representative calculations against official sources on 21 August 2026.
      • Published a source-checked 2023/24–2026/27 owner-director tax retrospective series with regional comparisons, worked examples, original editorial dates and stable year-specific URLs.
      • Added accessible, source-attributed charts to each tax-year retrospective so the defining change can be understood visually.
      • Simplified the salary chart to highlight only the highest and lowest estimated take-home results tested.
      • Replaced technical optimisation language with plain-English guidance.
      • Added optional salary and dividend lines to explain how the highest estimated result changes.
      • Aligned the salary axis with the final calculated value and removed distracting boundary labels.
      • Linked the highest and lowest tested result cards to matching chart markers and removed the background grid.
      • Made fine-grained calculations scale sensibly for unusually large company revenues.
      • Updated the browser icon to match the Tax Shrink brand.
      • Reworked personal tax comparisons into an expandable accounting-style table with clearer deductions.
      • Hidden unchanged tax-year comparisons until the entered income produces a real difference.
      • Redesigned blog articles with a centred editorial layout and more readable typography.
      • Linked calculator results to pre-filled personal tax comparisons while keeping company costs visible.
      • Renamed the salary and dividend calculator URL and added a permanent redirect from the previous address.
      • Added self-referencing canonical URLs and page-specific social metadata throughout the site.
      • Added transparent methodology, model assumptions, publisher details and official tax sources.
      • Changed the sitemap to a stable, direct URL list without fabricated update dates or priority hints.
      • Added structured article data and clear published and updated dates to tax guides.
      • Clarified that the company input is profit before director pay rather than gross revenue.
  • Version 0.3.0 (2026-08-20)
    • Added
      • A salary comparison chart using familiar intervals and careful checks around tax thresholds.
      • Clear cards and chart markers for the highest, lowest and other notable take-home results tested.
    • Changed
      • Removed the manual graph calculation-points setting.
      • Focused the graph on take-home income with a correctly spaced salary axis and unsmoothed data.
    • Fixed
      • Prevented the calculator from mistaking a local peak for the highest global estimate at higher revenues.
  • Version 0.2.1 (2026-08-20)
    • Changed
      • Added localized thousands separators to company revenue, salary and dividend inputs.
      • Limited revenue and yearly income to whole pounds while retaining pence for monthly and weekly income.
    • Fixed
      • Rejected negative, exponential and unsafe currency input without corrupting calculator state.
  • Version 0.2.0 (2026-08-20)
    • Added
      • Verified 2025/26 and published 2026/27 tax rates for England and Wales.
      • Tax-year status indicators and broader cross-year calculator coverage.
    • Changed
      • Redesigned the tax-planning experience for clearer comparisons and better mobile use.
      • Upgraded Next.js, React, TypeScript, the package manager, and supporting dependencies.
    • Fixed
      • Corrected dividend allowance and National Insurance values across affected tax years.
      • Prevented saved browser state from overriding current tax configuration.
      • Restored reliable dependency installation and builds on Vercel.
    • Security
      • Hardened rendered blog content, browser persistence, and response headers.
  • Version 0.1.11 (2024-03-20)
    • Added
      • Country selection on tax rates page
    • Changed
      • Improved accessibility for various input and drop down fields.
  • Version 0.1.10 (2024-03-19)
    • Added
      • Gross Income to personal tax page.
  • Version 0.1.9 (2024-03-18)
    • Added
      • Welsh tax rates (same as English).
      • Ability to switch between English and Welsh tax rates on the personal tax page.
  • Version 0.1.8 (2024-03-07)
    • Added
      • Blog and first post.
  • Version 0.1.7 (2024-03-06)
    • Added
      • Ability to switch between week, month, and year on the Personal Tax page.
    • Changed
      • Updated 2024/25 tax rates as announced by the Chancellor.
  • Version 0.1.6 (2024-03-04)
    • Added
      • Ability to choose between 2023/24 and 2024/25 tax years on Optimise Salary and Dividend page.
      • A new Tax Rates page comparing 2023/24 and 2024/25.
      • Comparison on Personal Tax page between 2023/24 and 2024/25 tax rates.
    • Changed
      • Visual improvements to tables and input elements.
  • Version 0.1.5 (2024-02-27)
    • Added
      • Examples for £10k, £100k, £1m revenue on the landing page.
    • Changed
      • Graph colors and easily identifiable min and max points.
  • Version 0.1.4 (2024-02-26)
    • Added
      • Sitemap.xml and robots.txt.
    • Changed
      • Refactored the codebase in preparation for future features.
    • Fixed
      • Updated logic to deal better with below £1 cases of residuals and dividends.
      • Bias near zero (below one penny) calculation results towards the negative and round them to £0.
  • Version 0.1.3 (2024-02-23)
    • Changed
      • Switched web development framework.
      • Minor improvements to Open Graph and Twitter Card tags.
  • Version 0.1.2 (2024-02-12)
    • Added
      • Basic Personal Tax calculator.
      • Keep state between browser sessions using local storage.
    • Changed
      • Improved design to be more responsive and mobile-friendly.
      • New URL and query parameter structure.
  • Version 0.1.1 (2024-02-09)
    • Added
      • Breakdown on income tax, dividend tax, and employee national insurance bands.
      • Changelog page.
      • FAQ page.
      • Navigation bar.
      • Plausible.io for privacy-friendly analytics.
      • Routing so URLs like /salary-dividend-calculator/revenue/66234 are possible.
    • Changed
      • Improved the layout and design of the website.
  • Version 0.1.0 (2024-02-08)
    • Added
      • Initial version providing optimal salary and dividend ratio for a single owner Ltd company in the UK.