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Calc Zest vs GulfSums

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Calc Zest compared with GulfSums
DetailCalc Zest logo Calc ZestGulfSums logo GulfSums
What it doesFree online calculators for finance, taxes, and healthcare decisions Money maths for the UAE & Gulf, done right.
StageNot given Not given
FoundedNot given Not given
Based inUS AE
Pricing modelFree Free
PricingNot given Not given
Key features
  • RSU tax estimation
  • ESOP value calculator
  • Dental implant cost estimator
  • Markup calculator
  • Reverse sales tax calculator
  • Share incentive plan calculator
  • Mobile-friendly interface
  • Transparent calculation breakdown
  • Real-time results
  • UAE Gratuity Calculator for end-of-service pay under Federal Decree-Law 33/2021
  • Dubai Mortgage Calculator with down payment and all fees included
  • Gold price tracker for Dubai updated hourly
  • Exchange rates for AED to INR, PKR and 20+ currencies with 1-year charts
  • Prayer times for Dubai, Abu Dhabi, Sharjah, Riyadh and 15+ Gulf cities
  • UAE Corporate Tax Calculator with 0% to 9% rates and Small Business Relief to 2029
  • Rent vs Buy Calculator for Dubai comparing lifetime costs
  • DEWA Bill Calculator for Dubai electricity and water costs
  • Zakat Calculator based on live gold and silver prices
  • Loan Calculator for flat vs reducing balance rates with APR conversion
What makes it different
  • Completely free with no hidden fees or paywalls
  • No data storage or tracking of personal information
  • Instant results without sign-up required
  • Plain language explanations with no jargon
  • Formulas verified and tested against real-world scenarios
  • All calculations run entirely in your browser with no files or personal data sent to servers
  • Rates and rules are kept current with official budgets, tariff notifications and regulatory changes
  • Built on official UAE and Saudi laws including Federal Decree-Law 33/2021 and Central Bank limits
  • Completely free with no sign-ups required, supported by advertising
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)10
Citation Flow (Majestic)80
Referring domains (Majestic)40

5 details filled in for both companies.

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