Articles
Practical guides for SmartPlusLab online tools.
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How to Convert WebP to PNG
Provide WebP image data, start the conversion, and use the returned PNG image data as Base64 text only when the outcome is successful. Check the accompanying format labels and PNG byte size as result details.
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How to Convert WebP to JPG
Enter nonempty base64-encoded WebP image data, optionally provide a JPEG quality value, and submit the conversion. When it succeeds, the tool returns base64-encoded JPEG bytes.
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How to Convert Volume Values Between Liters, Gallons, and More
Enter the volume, select its source unit and a recognized destination unit, then run the conversion. A successful result provides the converted value along with display text using the tool’s formatting rules.
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How to Use a Vigenère Cipher for Text Transformation
Enter text and a keyword, then choose encrypt for a forward shift or the exact decrypt mode for a reverse shift. Letter case stays visible, and nonalphabetic characters remain unchanged.
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How to Trim a Video to a Specific Length
Enter a source video, start time, and duration to extract a shorter section. A successful operation returns non-empty MP4 data encoded as Base64 text.
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How to Convert a Video to a GIF
Use Video to GIF to turn a valid video clip into an animated GIF while choosing the start time, duration, frame rate, and output width. Keep the input within 50 MB and each control within its documented range.
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How to remove audio from a video
Provide a valid, non-empty Base64 video within the 50 MB decoded-input limit. If processing succeeds, Mute Video removes all audio tracks and produces an MP4 video.
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How to Compress a Video into an MP4
Provide a nonempty valid video input, choose a quality value from 18 through 40 and a supported encoding preset, then submit it for MP4 compression. A successful result uses H.264 video and includes AAC audio when an audio stream is available.
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How to Calculate VAT
Learn how to calculate VAT by adding tax to net prices or extracting tax from gross totals using clear formulas and practical step-by-step instructions.
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How to Generate UUIDs with v1, v4, or v5
Choose v1, v4, or v5, set the count and uppercase preference, then run the generator to receive textual UUID values. Without changes, it returns one v4 value without uppercase conversion.
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How to Parse a User-Agent String
Paste a non-empty User-Agent string into the parser and submit it to receive supported browser, operating-system, engine, and device classifications. An empty submission follows an error path instead of producing a parsed classification.
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How to Generate a URL-Friendly Slug
Enter the source text, choose hyphen, underscore, or dot, and set lowercase conversion according to the result you want. Run the conversion, then check the cleaned slug and its accompanying information.