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Exact KB Image Maker
Compress and resize images to match an exact target KB file size (e.g. 20 KB, 50 KB, 100 KB).
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Curated Topic Cluster • 100% Client-Side
Student & Application Tools
Resize images to exact 20KB/50KB limits, crop passport photos, make transparent signatures, merge marksheets into single PDFs, and calculate age — zero uploads, 100% free.
Featured Tools in this Collection (11)
Direct browser-side execution with zero cloud uploads
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Passport Photo Maker
Create official passport and visa size photos with standard dimensions and printable grid sheets.
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Signature Background Remover
Extract handwritten signatures from photos, remove paper background, and make transparent PNGs.
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PDF Merger
Merge multiple PDF files into one combined PDF document.
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PDF Splitter
Split PDF into single pages or custom page ranges and download ZIP of pages.
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pdf
Image to PDF Converter
Convert JPG, PNG, and WebP images into a clean single PDF document.
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PDF Compressor
Reduce PDF file size by optimizing images and embedded content.
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calculators
Age Calculator
Calculate exact age in years, months, days, and total hours.
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calculators
Percentage Calculator
Calculate percentages, percentage change, and ratio values.
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Word Counter
Count words, characters, sentences, and estimated reading time.
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Reading Time Calculator
Estimate reading and speaking time for articles based on word count and WPM.
Open toolFrequently Asked Questions
How do I compress my photo and signature for online exam applications?
Use our Exact KB Image Maker to set target sizes like 20 KB or 50 KB. Use our Signature Background Remover to extract your pen signature on clean transparent PNG.
How do I combine multiple semester marksheets into one PDF?
Use our PDF Merger to select all your marksheets, arrange them in order, and merge into a single PDF document in seconds without cloud uploads.
How do I calculate exact age for government exams?
Our Age Calculator determines your exact age in years, months, and days as of any notification cut-off date.