JPG vs PNG vs WebP: Which Image Format Should You Use?
Compare JPG, PNG and WebP image formats: file size, quality, transparency and compatibility, and learn which to use for photos, logos, websites and forms.
Converters guides
Guides, tips and worked examples for our free converters. Every article links to the tool it explains.
How to Convert PDF to JPG Images (Every Page or One Page)
Convert PDF pages to JPG images for free: choose quality, convert all pages or one, and use the images for WhatsApp, social media, slides and online forms.
How to Convert MB to GB: 1000 vs 1024 Explained
Convert megabytes to gigabytes correctly, understand why some devices use 1,000 and others 1,024, and see examples for files, phones and mobile data.
How to Convert Acres to Hectares (and Kanal to Hectares)
Convert acres to hectares and back with exact factors, see how acres relate to kanal and marla in Pakistan, and work through farmland examples.
How to Convert Square Feet to Marla (225 and 272.25 sq ft)
Convert square feet to marla using the 225 or 272.25 sq ft standard, with worked examples for plots and houses, a quick chart and tips to avoid costly…
How to Convert Liters to Gallons: US vs UK Gallons
Convert liters to US and UK gallons correctly, understand why the two gallons differ, and see examples for fuel, water tanks and cooking with a quick chart.
How to Convert Celsius to Fahrenheit (and Back)
Convert Celsius to Fahrenheit with the formula °F = °C × 9/5 + 32, a quick mental trick, a chart of common temperatures and the reverse formula.
How to Convert km to Miles (and Miles to km)
Convert kilometres to miles with the factor 0.621371, use the Fibonacci shortcut, see a quick chart and examples for driving, running and travel distances.
How to Convert Feet and Inches to cm (Height Guide)
Convert height in feet and inches to centimetres step by step, with a full height chart from 4 ft 10 in to 6 ft 6 in and tips…
How to Convert cm to Inches: Formula, Chart and Examples
Convert centimetres to inches with the exact factor 2.54, a quick chart, and examples for screens, clothes, furniture and photos, plus how to go back again.