Free Online Calculators & Mobile Prices
CalcPro offers free online calculators for salary, tax, finance, health, math and home projects in Pakistan, the Gulf, UK, USA, Canada and Australia, plus up-to-date mobile prices and specs in Pakistan.
Browse Free Online Calculators by Category
Our free online calculators are grouped by topic, so you can find the right tool fast.
Loans, mortgage, salary, rent vs buy
Gratuity, end of service, VAT
Stamp duty, holiday & redundancy pay
Paycheck, property tax, GST/HST
PTA tax, remittance, phone guides
Specs & prices in Pakistan
BMI, calories, body fat
Renovation, concrete, paint, tiles
Percentage, scientific, random
Age, time, distance, speed test
Popular Free Online Calculators
These are the free online calculators our visitors use the most.
Find percentages, increases and percentage change.
Open calculator →Check your body mass index and healthy weight range.
Open calculator →Estimate monthly payments and total interest.
Open calculator →Work out your monthly mortgage repayment.
Open calculator →End-of-service gratuity under UAE labour law.
Open calculator →Estimate the cost of renovating a room or home.
Open calculator →Add, subtract and find hours between two times.
Open calculator →Mobile phone PTA tax on passport and CNIC.
Open calculator →Mobile Prices in Pakistan
Latest prices, full specs, pros & cons and gaming performance.
All mobile phones A–Z (47 models)
Samsung
Samsung Galaxy A04 Samsung Galaxy A05 Samsung Galaxy A05 6GB Samsung Galaxy A05s 6GB Samsung Galaxy A06 Samsung Galaxy A07 Samsung Galaxy A07 6GB Samsung Galaxy A07 128GB Samsung Galaxy A14 6GB Samsung Galaxy A16 Samsung Galaxy A16 8GB Samsung Galaxy A17 Samsung Galaxy A17 8GB Samsung Galaxy A25 Samsung Galaxy A26 Samsung Galaxy A33 Samsung Galaxy A37 Samsung Galaxy A55 5G Samsung Galaxy A56 Samsung Galaxy A56 12GB Samsung Galaxy A57 12GB Samsung Galaxy A57 512GB Samsung Galaxy S24 FE Samsung Galaxy S24 Ultra Samsung Galaxy S25 Samsung Galaxy S25 FE Samsung Galaxy S25 FE 512GB Samsung Galaxy S25 Ultra Samsung Galaxy S25 Ultra 512GB Samsung Galaxy S26 512GB Samsung Galaxy S26 Plus Samsung Galaxy S26 FE 512GB Samsung Galaxy S26 Ultra Samsung Galaxy S26 Ultra 512GB Samsung Galaxy S26 Ultra 1TB Samsung Galaxy Z Flip 5 Samsung Galaxy Z Fold 5 Samsung Galaxy Z Fold 6Apple
Apple iPhone 17 Pro MaxXiaomi
Xiaomi Redmi Note 15 ProVivo
Vivo V70Oppo
Oppo Reno 15Realme
Realme 15Infinix
Infinix Hot 70Tecno
Tecno Spark Go 3 128GBOnePlus
OnePlus Norditel
itel S25All Free Online Calculators by Country & Topic
Every free calculator on CalcPro, in one place.
- Loan Calculator EMI & interest
- Mortgage Calculator Monthly payment
- Rent vs Buy Calculator Housing
- Car Lease vs Buy Calculator Cars
- Overtime Pay Calculator Salary
- Pro Rata Salary Calculator Part-time pay
- MAO Calculator Real estate
- BMI Calculator Body mass index
- Body Fat Calculator Navy method
- Calories Calculator TDEE
- Ideal Body Weight Calculator IBW
Latest Guides
Helpful articles that explain the numbers behind our tools.
A complete guide to body mass index and what your number means.
Read guide →How to set your daily macros for your goals.
Read guide →Step-by-step guide to blocking a lost or stolen mobile.
Read guide →Why Use CalcPro Free Online Calculators?
CalcPro brings together free online calculators and mobile phone prices in one simple website. Instead of working through formulas by hand, you enter a few numbers and get an accurate answer in seconds, whether you are checking a percentage, planning a loan or tracking your BMI.
Many of our tools are built for specific countries. Expats in the Gulf can work out their end-of-service benefit with the UAE gratuity calculator or the Saudi end of service calculator. Home buyers in Britain can check the UK stamp duty calculator, which follows the official GOV.UK stamp duty rules, and workers in Canada and Australia can use our GST/HST and super contribution tools.
In Pakistan, you can check the PTA tax on a new phone and compare the latest mobile prices in Pakistan with full specifications. You can also check a phone's PTA status on the official PTA DIRBS website. Our phone pages cover full specifications, pros and cons, and gaming performance for brands like Samsung, Apple, Xiaomi, Vivo and Oppo.
All our free online calculators work on phones and computers, and none of them need a sign-up. Results are estimates for general information, so confirm important legal, medical or financial decisions with a qualified professional.
Frequently Asked Questions
Are the calculators on CalcPro really free?
Yes. All the free online calculators on CalcPro cost nothing to use, with no registration and no limits.
Are the results accurate?
Our calculators use standard formulas and current published rates, but results are estimates for information only. For legal, medical or financial decisions, check with a qualified professional.
How often are mobile prices updated?
We review prices regularly. Prices in Pakistan can change with the dollar rate and PTA tax, so check the mobile prices page and the PTA tax calculator before you buy.
Can I use CalcPro on my phone?
Yes. The site is fully responsive, so every calculator works on phones, tablets and computers.
Do you store the numbers I enter?
No. Calculations run in your browser and the numbers you type are not saved.
Can I suggest a new calculator?
Yes, please contact us with your idea. Read more about CalcPro.