Image Resize Tool
A precise image resizing tool that targets a maximum file size (up to 100kb) while maintaining aspect ratio for web-ready assets.
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Worked Example & Common Values
Below is a sample worked calculation demonstrating how Image Resize Tool processes input data instantly inside your browser.
Birth date: Jan 15, 1995, Target date: Oct 20, 2023
Chronological Age: 28 Years, 9 Months, 5 Days (10,505 days elapsed)
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About This Tool
Conceptually, a source image is uploaded, and user choices specify max size, optional width/height bounds, and preferred output format. The tool applies a constrained compression loop: it adjusts quality and, if needed, scales dimensions, until the final file size meets the target while attempting to preserve apparent quality. The process records final dimensions, format, and size, and delivers the result alongside metadata notes indicating any downscaling or compression artifacts. This approach balances file size with visual fidelity for web delivery.
Key differentiators include explicit max-size targeting, aspect-ratio-aware resizing, and transparency about final quality. Optional features include batch processing, metadata stripping, progressive encoding, lossless mode, and upscaling control. It supports JPEG, PNG, and WebP, with sensible defaults that favor speed on large batches. Typical use cases include preparing images for product catalogs, blog thumbnails, social previews, and email marketing banners. The tool does not perform content-aware resizing, nor does it introduce branding, ensuring outputs remain neutral and suitable for integration into existing pipelines.
How to Use
- Provide input image file or data URL Set target max size in KB (up to
- Optionally specify target width/height in px and choose output format Adjust quality or advanced options if needed Run resize to obtain optimized image and final size report
Frequently Asked Questions
Find Quick Answers
Which formats are supported for input and output?
Can I resize multiple images at once?
Will resizing degrade quality?
Can transparency be preserved?
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