Resize Image

Resize JPG, PNG, SVG, or GIF by defining new height and width pixels.
Change image dimensions in bulk.

Select images

Resize Image

5) Upscaling vs. Downscaling

Downscaling (making an image smaller) is generally safe and improves load time. Upscaling (making an image larger) asks software to invent pixels, which can soften or artifact the image. Use the smallest enlargement that meets your needs, and consider AI‑assisted upscaling for critical assets.

A practical strategy is to work from the highest‑quality original you have, then export multiple resized versions for each destination. Keep an archive of the original; never overwrite it.

6) Formats: JPEG, PNG, WebP, SVG

  • JPEG — Lossy compression; great for photos. Poor for text/UI due to artifacts.
  • PNG — Lossless; supports transparency; ideal for UI, icons, and line art.
  • WebP/AVIF — Modern formats with excellent compression and quality at small sizes.
  • GIF — Limited palette; use sparingly for simple animations.
  • SVG — Vector; resizes without blur; perfect for logos and illustrations.

Choose the right format before or after resizing to balance fidelity and file size. For photographs on the web, modern formats often provide the best results, while vector graphics (SVG) are ideal when available.

7) Common Use Cases

a) Web & Blogs Performance

Resize images to the maximum size they’ll display. For example, if your content column is 800px wide, serving 4000px images wastes bandwidth. Pair resizing with compression to reduce page weight and improve Core Web Vitals.

b) Social Media Engagement

Platforms favor certain ratios (e.g., 1:1, 4:5, 16:9). Prepare variants to avoid auto‑cropping that cuts off faces or text.

c) Print & Branding Quality

For crisp prints, aim for 300 PPI at the target physical size. Check bleed and safe areas when resizing artwork for brochures, flyers, or packaging.

d) Apps & Thumbnails Clarity

Mobile platforms require multiple density versions (1×, 2×, 3×). Export a clean set to avoid blurry icons on high‑DPI screens.

8) Step‑by‑Step Workflows

Desktop Editors

  1. Open your image in the editor of your choice.
  2. Locate the resize dialog (often Image → Image Size).
  3. Lock aspect ratio to avoid distortion.
  4. Enter target dimensions in pixels; choose resampling method (bicubic/Lanczos).
  5. Preview at 100% zoom for sharpness and artifacts.
  6. Export to the appropriate format and quality setting.