125+ Free Online Converters
Be Converter – Free Online Conversions for US Units, Files & Data
Convert miles to kilometers, pounds to kilograms, gallons to liters, and 350°F to Celsius in seconds — plus free tools for files, images, and data formats. Everything runs right in your browser. No downloads, no signup, no hassle.
Unit Conversion
View All ToolsUS Length & Distance Converter
Instant calculator for miles to km, feet to meters, inches to cm and more. Perfect for US drivers, contractors, and fitness tracking.
Area Conversion Calculator
Convert land area units instantly. Calculate acres to square feet, sq ft to acres, and hectares for US real estate and construction.
US Weight Converter Calculator
Instantly convert pounds to kilograms, ounces to grams, and tons. Ideal for American shipping, cooking recipes, and gym weight tracking.
Ultimate Temperature Converter
Fast & accurate temperature conversion for Fahrenheit, Celsius, Kelvin & more. Perfect for weather, cooking recipes & scientific needs.
US Blood Sugar Unit Converter: Switch Between mg/dL and mmol/L
Instantly translate blood glucose readings between US (mg/dL) and International (mmol/L) units. Ideal for American patients using imported devices like Dexcom…
US Cups to Grams: Baking Conversion Chart
Convert US recipe cups to grams for 30+ ingredients. Flour, sugar, butter, oats — exact weights for American recipes.
US Shoe Size Converter: Find Your UK & EU Size
Shopping from abroad? Convert your US shoe size to UK and EU instantly, with foot length in cm for the perfect fit.
US Cholesterol Converter: Switch Lab Results Between mg/dL and mmol/L
Instantly translate American lab reports (mg/dL) and international results (mmol/L) for total cholesterol, HDL, LDL, and triglycerides.
+5 View All ToolsLocalization Tools
View All ToolsUS Number Format Tool
Easily convert numbers to standard US format with commas for thousands and dots for decimals. Perfect for American business and data.
Text Direction Converter & RTL Fixer
Fix text layout issues instantly. Switch between LTR and RTL, flip text direction, and handle multilingual content for global audiences.
All-in-One Text Encoder & Decoder
Ultimate US developer tool for Base64, URL, and HTML conversion. Fast, secure, client-side encoding for your data.
Language Code Lookup & Converter
Instantly convert ISO 639, BCP 47, and locale tags. Perfect for US web developers handling i18n, localization, and hreflang setup.
Locale Converter & Analyzer for US Devs
Convert, parse, and compare locale strings. See real-time preview of number, currency, and date formats for American English and global locales.
Money Format Calculator
Easy-to-use tool for formatting numbers as currency. Supports USD, cents, and international symbols with real-time preview.
TOML File Converter
Instantly transform TOML configs into JSON or YAML format right in your browser Fast in your browser, free to use, privacy-friendly, and no signup required.
Free JSON Converter Online
Fast online tool to convert JSON data to CSV, YAML, TOML, and XML. Perfect for developers and data analysts.
+19 View All ToolsMultimedia Tools
View All ToolsFree Online Image Converter | Convert to JPG, PNG, WebP
Securely convert images to JPG, PNG, WebP, and GIF directly in your browser. No file uploads, instant batch processing, and total privacy for users in the USA.
Turn iPhone HEIC Photos into Standard JPGs
The fastest way to convert HEIC files to JPG for Windows PCs, emails, and uploads. 100% free, secure, and works instantly in your browser.
Convert HEIC to PNG - Free iPhone Photo Converter
Turn iPhone HEIC photos into PNG files instantly in your browser. No upload required—works great for editing or sharing on Windows and Android.
HTML to JPEG Converter - Instant Image Generator
Quickly turn HTML code into high-quality JPEG images right in your browser. Great for social shares, email headers, and quick visuals.
Free JPG to PNG Converter with Transparent Background
Turn JPG photos into sharp, lossless PNGs in seconds — right in your browser. Erase white or solid-color backgrounds for transparent PNGs perfect for Amazon…
Free Video Converter Tool
Convert video files to MP4, WebM, MOV, AVI, MKV, and GIF formats instantly. Adjust quality and size. Secure online tool with fast results.
Free Audio Converter - Convert MP3, WAV, FLAC & More
Fast online audio converter for MP3, WAV, AAC, FLAC, OGG, and M4A. Free batch processing with no sign-up required.
PDF Conversion Tool - Convert Files Instantly
Switch PDFs to Word docs, images, or HTML easily. Turn images into PDFs. Fast online tool with top-quality results.
+77 View All ToolsWhy Be Converter
Why Use Be Converter?
Built for fast browser workflows and no-signup access — whether you're converting oven temperatures, highway miles, or job-site measurements
Privacy-First Design
Most tools process data locally in your browser, so your files never leave your device. Anything that requires server processing is never stored and is deleted immediately after conversion.
100% Browser-Based
No downloads or installations required. Open a tool, upload or enter your data, and get results instantly — all in your browser, whether you're on a Mac in Seattle or a PC in Miami.
Precision Engineering
Unit converters use scientifically accurate formulas with high-precision decimal support — from fractions of an inch to kilometers of highway. File and image conversions keep maximum quality.
Frequently Asked Questions
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What Our Users Say
Trusted by professionals, students, and businesses from New York to Los Angeles for accurate, no-nonsense conversions
James Mitchell
Civil Engineer, Denver, CO
"Be Converter is a daily staple on my job sites in Denver. Swapping feet for meters and pounds for kilograms takes seconds, and the accuracy saves me hours every week. A must-have for anyone juggling US customary and metric measurements."
Sarah Kim
Data Scientist, Chicago, IL
"I love how clean the interface is — no ads, no distractions, just pure functionality. The timezone converter alone has saved me from countless scheduling mix-ups between our New York and San Francisco offices."
Luis Chen
Web Developer, Austin, TX
"Perfect for quick conversions during development sprints. The Base64 and encoding tools are incredibly useful. Fast, reliable, and exactly what I need — whether I'm at my desk in Austin or on the road."