Image Tools

DocsBolt utility tool

Resize Image

Resize images for social media, thumbnails, banners, or custom dimensions.

100% Free • No Login Required • No Watermark
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What this tool includes

Preset dimensions (YouTube, Instagram, etc.)
Custom width × height
High-quality LANCZOS resize

Output

Resized image

Accepts: .jpg, .jpeg, .png, .webp

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Resize Image

Files are processed securely. Nothing is stored permanently.

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How to Use

01

Upload image

Select your image.

02

Choose size

Pick a preset or enter custom dimensions.

03

Download

Get the resized image.

FAQ

What presets are available?

YouTube thumbnail (1280×720), Instagram post (1080×1080), YouTube banner (2560×1440), and more.

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JPG to PNG

Convert JPG images to PNG format for higher quality and transparency support.

PNG to JPG

Convert PNG to JPG free online in one click. No login required. Fast, high-quality PNG to JPEG conversion with DocsBolt. Free and no watermark.

WebP to JPG

Convert WebP images to JPG for universal compatibility.

JPG to WebP

Convert JPG images to WebP for smaller web-optimized files.

Image to PDF

Combine images into a single PDF file.

PDF to Image

Convert PDF pages into PNG images.

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