How to encode UTF-8 text as Base64 or Base64url
Learn how to use base64 encoder and decoder with a worked example, practical steps, common mistakes and the actual limits of ViBytes Tools.
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Guides for everyday digital tasks
Practical guides with examples, steps and limits checked against documentation and local tests.
How to calculate break-even units and revenue
Learn how to use break-even calculator with a worked example, practical steps, common mistakes and the actual limits of ViBytes Tools.
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Visual image comparison: practical local guide
Guide to Visual image comparison: steps, a verifiable example, limits and privacy for local processing in ViBytes Tools.
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How to compare two texts line by line
Learn how to use text comparison with a worked example, practical steps, common mistakes and the actual limits of ViBytes Tools.
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Compound interest: effective rates and contributions
Learn how to use compound interest calculator with a worked example, practical steps, common mistakes and the actual limits of ViBytes Tools.
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How to compress images and verify real file savings
Learn how to use compress images with a worked example, practical steps, common mistakes and the actual limits of ViBytes Tools.
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JPG, PNG or WebP: choose a format and convert an image
Learn how to use convert images with a worked example, practical steps, common mistakes and the actual limits of ViBytes Tools.
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CSV to JSON: preserve leading zeros and large values
Learn how to use csv to json with a worked example, practical steps, common mistakes and the actual limits of ViBytes Tools.
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How to calculate successive discounts and percentage change
Learn how to use discount and percentage calculator with a worked example, practical steps, common mistakes and the actual limits of ViBytes Tools.
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How to extract selected PDF pages
Learn how to use extract pdf pages with a worked example, practical steps, common mistakes and the actual limits of ViBytes Tools.
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Favicon generator: practical local guide
Guide to Favicon generator: steps, a verifiable example, limits and privacy for local processing in ViBytes Tools.
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How to check a SHA-256 file hash and understand its limits
Learn how to use file hash calculator with a worked example, practical steps, common mistakes and the actual limits of ViBytes Tools.
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Image metadata reader: practical local guide
Guide to Image metadata reader: steps, a verifiable example, limits and privacy for local processing in ViBytes Tools.
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How to turn images into an A4 PDF
Learn how to use images to pdf with a worked example, practical steps, common mistakes and the actual limits of ViBytes Tools.
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How to format JSON without rounding large integers
Learn how to use json formatter and validator with a worked example, practical steps, common mistakes and the actual limits of ViBytes Tools.
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How to calculate loan payments and read amortization
Learn how to use loan calculator with a worked example, practical steps, common mistakes and the actual limits of ViBytes Tools.
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How to merge PDFs and check page order
Learn how to use merge pdf with a worked example, practical steps, common mistakes and the actual limits of ViBytes Tools.
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Password and token generator: practical local guide
Guide to Password and token generator: steps, a verifiable example, limits and privacy for local processing in ViBytes Tools.
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Profit margin vs markup: calculate the right percentage
Learn how to use profit margin calculator with a worked example, practical steps, common mistakes and the actual limits of ViBytes Tools.
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How to create a QR code PNG and test scanning
Learn how to use qr code generator with a worked example, practical steps, common mistakes and the actual limits of ViBytes Tools.
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How to remove duplicate lines without sorting
Learn how to use remove duplicate lines with a worked example, practical steps, common mistakes and the actual limits of ViBytes Tools.
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How to resize an image without stretching it
Learn how to use resize images with a worked example, practical steps, common mistakes and the actual limits of ViBytes Tools.
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How to rotate PDF pages and save the orientation
Learn how to use rotate pdf pages with a worked example, practical steps, common mistakes and the actual limits of ViBytes Tools.
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How to split a PDF into page ranges
Learn how to use split pdf with a worked example, practical steps, common mistakes and the actual limits of ViBytes Tools.
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How to inspect URL parameters without opening the link
Learn how to use url analyzer with a worked example, practical steps, common mistakes and the actual limits of ViBytes Tools.
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How to count words, visible characters and lines
Learn how to use word and character counter with a worked example, practical steps, common mistakes and the actual limits of ViBytes Tools.
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How to inspect a ZIP directory without extracting files
Learn how to use zip inspector with a worked example, practical steps, common mistakes and the actual limits of ViBytes Tools.
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