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Featured Guides
BMI Chart Explained — What Your Number Really Means
Your BMI is a number between roughly 10 and 50. Here's what each range means, how BMI is calculated, where it falls short, and what to do with the result.
How Binary Represents Text: ASCII, UTF-8 and Bits
Understand how computers turn letters into bits, the difference between ASCII and UTF-8, why bytes are 8 bits, and how to convert binary to text and back.
Area Units Explained: Acre, Hectare, Guntha, and Bigha
A clear guide to area units — square metres, square feet, acres, hectares, and Indian land units like guntha, cent, and bigha — with the conversions that matter.
12-Hour to 24-Hour Time: Conversion Chart, Rules & Examples
Convert 12-hour (AM/PM) time to 24-hour (military) time and back. Full hour-by-hour conversion chart, the simple +12 rule, and the midnight/noon edge cases explained.
Latest Guides
Amazon FNSKU Barcode Guide
Encode seller-provided Amazon FNSKU as Code 128 for labels. Tools.Town does not mint FNSKUs — paste what Seller Central assigned.
14 Oct 2026
5 min read
Barcode Generator Guide — Code 128 SVG & PNG
Generate a single Code 128 barcode from custom text or prefix + random, download SVG or PNG, and jump to A4 sheets for batches.
14 Oct 2026
5 min read
How to Print Barcode Labels on A4 (Prefix + Size Picker)
Use Tools.Town Barcode Label Sheet: set a prefix, pick 40×30 mm or 2×2 in, generate unique Code 128 codes, download an A4 PDF, and print at actual size.
14 Oct 2026
6 min read
Barcode Ops — A4 Labels, Code 128, GTIN & QR Sheets
Tools.Town Barcode Ops: print A4 barcode and QR label sheets with prefix + random codes, generate Code 128, validate GTIN check digits, and stay honest about Meesho and Amazon FNSKU.
14 Oct 2026
5 min read
Bulk Barcode Generator from CSV — Guide
Paste a spreadsheet column of SKUs, FNSKUs, or GTINs into Tools.Town Bulk Barcode Generator — parse, preview Code 128, download A4 PDF or SVG ZIP.
14 Oct 2026
5 min read
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