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Image Resizer - Resize Images Online Free
Image ToolsResize and change the dimensions of your images online. Easily adjust photo sizes for any use. Unlike iloveimg or Canva, FreeAIBox processes images locally with zero uploads.
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Resize and change the dimensions of your images online. Easily adjust photo sizes for any use. Unlike iloveimg or Canva, FreeAIBox processes images locally with zero uploads.
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Private Processing
Images never leave your device
Flexible Sizes
Any dimensions you need
Aspect Lock
No distortion, perfect ratio
Quality Control
Balance size & quality
Upload images
Upload one or more images to resize
Tip: Paste with Ctrl+V
Private by design: file stays in your browser
Open the Image Resizer tool on FreeAIBox — all processing stays on your device.
Upload your image by clicking the upload area or dragging and dropping it. Supports JPEG, PNG, WebP, and GIF formats.
Select a preset size from the quick buttons or choose between Pixel mode (exact dimensions) and Percentage mode (proportional scaling from 1% to 400%).
Toggle the aspect ratio lock to maintain original proportions — when locked, changing one dimension auto-updates the other.
Choose an output format: keep the original, or convert to JPEG, PNG, or WebP while resizing.
Adjust the quality slider (available for JPEG and WebP) to balance file size vs image quality. Enable "Do not enlarge" to prevent accidental upscaling.
Review the original dimensions, settings, and estimated output file size before proceeding.
Click Resize Image to generate the resized version instantly, then compare before/after with the interactive slider.
Download the result, copy the image to clipboard, or click 'Resize Another' to start over.
Leverages the browser's native Canvas API and WebAssembly-based codecs for compression, resizing, and format conversion — your images never leave your device.
Unlike many online tools that require account creation, subscriptions, or impose usage limits after a free trial, Image Resizer - Resize Images Online Free is completely free with no sign-up required. Use it as often as you need without any restrictions or hidden charges. Check out our Image Compressor - Reduce Image File Size Free tool for complementary functionality.
Your files never leave your device. All processing happens locally in your browser using client-side JavaScript, which means zero data transmission to any server. This privacy-first architecture ensures your sensitive documents remain completely confidential. Learn more about Image Cropper - Crop and Cut Photos Free for similar privacy-focused processing.
Many free online tools add watermarks to output files or display intrusive advertisements. Image Resizer - Resize Images Online Free delivers clean, watermark-free results with no interruption. Our minimalist interface lets you focus on your task without distraction.
Whether you are using a desktop computer, laptop, tablet, or smartphone, Image Resizer - Resize Images Online Free is fully responsive and works seamlessly across all devices and screen sizes. No app installation required – just open your browser and start using the tool instantly. Browse our complete tool collection for more utilities.
Resize and change the dimensions of your images online. Easily adjust photo sizes for any use. Unlike iloveimg or Canva, FreeAIBox processes images locally with zero uploads.
Batch processing: resize multiple images at once with a single click — all with the same settings.. Resize by exact pixel dimensions or by percentage (1%–400%) with aspect ratio lock.. Print-ready output: inches or centimeters mode with DPI setting (72–600 DPI) for physical print dimensions.. Choose output format: keep original, or convert to JPEG, PNG, WebP, or AVIF while resizing..
1. Open the Image Resizer tool on FreeAIBox — all processing stays on your device. 2. Upload your image by clicking the upload area or dragging and dropping it. Supports JPEG, PNG, WebP, and GIF formats. 3. Select a preset size from the quick buttons or choose between Pixel mode (exact dimensions) and Percentage mode (proportional scaling from 1% to 400%). 4. Toggle the aspect ratio lock to maintain original proportions — when locked, changing one dimension auto-updates the other. 5. Choose an output format: keep the original, or convert to JPEG, PNG, or WebP while resizing. 6. Adjust the quality slider (available for JPEG and WebP) to balance file size vs image quality. Enable "Do not enlarge" to prevent accidental upscaling. 7. Review the original dimensions, settings, and estimated output file size before proceeding. 8. Click Resize Image to generate the resized version instantly, then compare before/after with the interactive slider. 9. Download the result, copy the image to clipboard, or click 'Resize Another' to start over.
Explore related tools: Image Compressor - Reduce Image File Size Free·Image Cropper - Crop and Cut Photos Free·JPG to PNG Converter - Convert JPEG to PNG Free·PNG to JPG Converter - Convert PNG to JPEG Free·Image to PDF Converter - Convert Pictures to PDF Free·Color Picker from Image - Extract Colors Free·PNG to WebP Converter - Convert PNG to WebP Free·WebP to PNG Converter - Convert WebP to PNG Free
Image Tools on FreeAIBox include a comprehensive range of options beyond the related tools above. Browse additional tools to find exactly what you need for your document, image, or data processing tasks.
FreeAIBox offers free tools across 9 categories. Browse other categories for additional tools that can complement your workflow and help you accomplish more tasks without switching platforms.
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Image Resizer - Resize Images Online Free is a free online tool provided by FreeAIBox. Your files never leave your device – all processing happens locally in your browser with zero server uploads. Unlike cloud-based competitors that transmit your documents to remote servers, this tool runs entirely on your machine using local compute, ensuring complete data privacy and security.
This architecture makes FreeAIBox ideal for enterprise environments with strict data compliance requirements, including GDPR, HIPAA, and corporate IT policies that prohibit uploading sensitive documents to unauthorized cloud services. No data leaves your device – no BAA required, no cross-border data transfer concerns.
For more information on browser-based processing and web standards, visit the MDN Web Docs, web.dev, or W3C HTML Specification.