Free Tools
How to Calculate an Average: Mean, Median, Mode and Range Explained
An average is the sum divided by the count: 72 + 85 + 90 + 68 + 95 = 410, and 410 ÷ 5 = 82. This guide covers the median...
Blog
Pantone Color Tool: Search 22,872 Color References and Find the Nearest Match from Any HEX
The Internet's Very Bad Cybersecurity Day: Critical PHP RCE, Node.js Flaws, a Poisoned AI Tool and a Broken Certificate Authority
ArtCraft Is the Open-Source 'IDE for Artists': Stage the Scene in 2D and 3D, Then Let 62 AI Models Render It
How to Calculate Triangle Sides and Angles: Angle Sum, Pythagoras, Area and Perimeter
How to Convert Volume Flow Online: Litres per Second, Cubic Metres per Hour, Gallons and Cubic Feet per Minute
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Free Tools
How to Calculate Fractions: Add, Subtract, Multiply, Divide and Simplify
Add and subtract fractions over a common denominator, multiply straight across, and divide by the reciprocal: 3/4 + 2/3...
Free Tools
How to Calculate Sales Tax: Adding Tax and Extracting It From a Tax-Inclusive Price
Adding sales tax is price times (1 + rate): $200 at an example 8 percent becomes $216. Extracting it is the reverse divi...
eCommerce
Ecommerce Checkout Checklist 2026: 16 Checks That Stop Buyers Abandoning at the Last Step
Sixteen checkout checks in four groups: shipping and fees shown early, guest checkout, an address form that helps withou...
Web Development
How to Choose a Domain Name for Your Business: Extensions, Length, Trademarks and the Radio Test
A good domain name is short, sayable, plus spellable after one hearing — the radio test. This guide compares .com, count...
Web Development
Clinic Website Cost in Saudi Arabia in 2026: Arabic Booking, Mada Payments and Insurance Guidance
A clinic website in Saudi Arabia in 2026 typically costs from SAR 11,000 for a custom core site, SAR 19,000–25,000 for m...
Web Development
How to Set Up Google Analytics 4 for a Small Business Website: Property, Tags, Conversions and the Monthly View
GA4 measures on-site behaviour; Search Console measures search visibility — this guide sets up the Analytics half proper...
Web Development
¿Cuánto cuesta una página web para un hotel en España en 2026? Motor de reservas, pagos y RGPD
Una página web para un hotel en España en 2026 cuesta desde 2.400 € en su versión base a medida, entre 5.000 € y 7.000 €...
Free Tools
How to Calculate a Tip and Split a Bill: Percentages, Rounding and Splitting Fairly
A tip is bill times percentage divided by 100: 18 percent on $86 is $15.48, making a $101.48 total and $25.37 each split...
Web Development
Law Firm Website Cost in the USA in 2026: Attorney Profiles, Intake Forms and Trust That Converts
A law firm website in the USA in 2026 typically costs $1,200–$1,900 on a template, $2,200 for a custom firm core, plus $...
Free Tools
How to Calculate Percentage Change: Increases, Decreases and the Base-Value Trap
Percentage change is (new − original) ÷ |original| × 100 — so 80 to 100 is +25%, and +50% followed by −50% lands at 75,...
Web Development
Salon and Spa Website Cost in Dubai, UAE in 2026: Online Booking, WhatsApp Appointments and Packages That Sell
A salon or spa website in Dubai in 2026 typically costs from AED 6,500 for a custom core site, AED 11,000–15,000 for mos...
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