Changelog
v3.1 · Product + Trust + Search Integrity
Fixed malformed meta descriptions on priority pages, hardened duplicate URL redirects, refreshed dated rate/tax content, normalized trust wording, and added local Save/Restore, Copy Result and Share Setup actions.
A complete record of every significant update, new calculator, and fix on CalcuTools India.
MAJOR
July 2026
Content expansion, naming overhaul, topic cluster hubs
- Added 4 new topic cluster hub pages: Home Loan Hub, Tax Calculator Hub, SIP & Investment Hub, Health Calculator Hub
- Added 3 new authority pages: Editorial Policy, How We Verify, Changelog
- Fixed all 27 calculator page H1 titles and meta titles — removed "Engine", "Sovereign", "Analyzer", "Blueprint" naming throughout
- Removed unverifiable claim "Trusted by Millions" from homepage — replaced with "Helping Indians Calculate Smarter"
- Added breadcrumb navigation to 86 calculator pages with JSON-LD BreadcrumbList schema
- Added "Related Calculators" section to 92 calculator pages with contextually relevant links
- Added "Last Updated: July 2026" date to 97 calculator pages
- Added official government references (Income Tax Dept, EPFO, PFRDA, AMFI, RBI, ICAR etc.) to 19 key calculator pages
- Expanded content on percentage-calculator.html (744 → 1,226 words) and ai-tax-advisor.html (744 → 1,116 words)
- Removed all remaining enterprise jargon across 28 pages (deploy, utilize, leverage, algorithmic etc.)
- Established permanent category colour system documented in homepage CSS
MAJOR
June–July 2026
26 new calculators, homepage redesign, dark mode
- Added 5 Agriculture calculators: NPK Fertilizer, Crop Yield, Irrigation Water, Seed Rate, Plant Spacing
- Added Business cluster: Profit Margin & Markup, Break-Even, ROI, LTV:CAC
- Added Health cluster: Calorie & BMR, Body Fat %, Water Intake, Sleep Cycle
- Added Construction cluster: Brick & Mortar, Tiles, Wall Paint, Solar Rooftop ROI
- Added Automobile cluster: Fuel Cost & Trip, EV vs Petrol, Car Depreciation
- Added Education/Math: CGPA to Percentage, Statistics Calculator, Ohm's Law
- Added Tax: Crypto/VDA Tax Calculator, Freelancer Section 44ADA Tax
- Complete homepage redesign with goal-based discovery ("What are you trying to do?")
- Dark mode added sitewide across 133 calculator pages
- Expanded content on 10 priority pages: Income Tax, SIP, EMI, Home Loan Eligibility, Term Insurance, Step-Up SIP, NPS, BMI, Age, Currency Converter (each 900–1,250 words)
- Sitemap expanded to 139 URLs
CONTENT
May–June 2026
AdSense thin content fix — sitewide content expansion
- Raised median word count from 395 to 874 words across 113 pages
- Eliminated all indexed pages under 600 words (was 90 pages)
- Added "Explain My Result" feature to all calculator pages
- Added "Download Result Card" PNG export to all calculator pages
- Added WhatsApp share button to all calculator pages
- Fixed JavaScript bugs in 7 calculators where result hook used undeclared variable names
LAUNCH
March–April 2026
Initial launch — 80+ calculators
- CalcuTools India launched with 80+ financial calculators covering Finance, Tax, Loans, Retirement, and Comparison tools
- AdSense ads.txt configured, GA4 analytics integrated
- Sitemap.xml and robots.txt configured for Google Search Console
- Progressive Web App (PWA) manifest and service worker added