Free tools for finance, business, and productivity — built for India, UAE, and the US.
PennyMath — Financial Calculators
20 interactive calculators for India, UAE, and US:
- Old vs New Tax Regime Comparator — side-by-side comparison with all deductions
- FIRE Calculator India — financial independence planner adjusted for Indian inflation
- Step-Up SIP Calculator — see how annual increases multiply wealth
- Multi-Loan Comparator — compare 3 bank loan offers side-by-side
- UAE Gratuity Calculator — end-of-service benefits under UAE Labour Law
- Dubai Rental Yield Calculator — net ROI with DLD fees, service charges, vacancy
- SIP Calculator, EMI Calculator, FD Calculator, PPF Calculator, Income Tax Calculator, VAT Calculator, Compound Interest Calculator
ToolJury — SaaS Comparisons
13 honest side-by-side comparisons across VPN, web hosting, and email marketing:
- NordVPN vs ExpressVPN
- NordVPN vs Surfshark
- Hostinger vs Bluehost
- Hostinger vs SiteGround
- Mailchimp vs ConvertKit
- Mailchimp vs MailerLite
- ActiveCampaign vs Mailchimp
- And more...
WanderWise — Multi-Passport Visa Checker
The only visa checker that handles multiple passports and residence permits:
- 199 countries in the visa matrix
- 7 document types (UAE Residence, US Visa, US Green Card, Schengen Visa, Schengen RP, UK BRP, Canada PR)
- 75+ verified document-country exemptions from official government sources
- Recommends the best document to use for each destination
- PennyMath: Astro + Preact (Islands Architecture) + Chart.js
- ToolJury: Hugo
- WanderWise: Astro + Preact
- Hosting: Cloudflare Pages (free)
- Domain: techtools365.com
All tools run entirely in the browser. No server-side processing, no data collection, no accounts needed.