In today’s digital world, properly sized images Resizer are essential for everything from official documents to social media profiles. Whether you need a 2×2 photo for your UPSC application, a 100×100 pixel profile picture, or a compressed image under 10MB, this comprehensive guide covers all standard image sizes and how to achieve them.

Image Resizer & Compressor

Image Resizer & Compressor

Drag & drop your image here or click to select

Supports JPG, PNG, GIF | Max 10MB

Standard Sizes

Document Sizes

Special Sizes



Common Image Resizer

Official Document Photo Sizes

  1. UPSC/ESE Photos: The standard requirement is 2×2 inches (51×51 mm or 200×200 pixels at 100 dpi)
  2. PAN Card Photos35×45 mm (137×177 pixels)
  3. Visa Applications: Typically 2×2 inches with specific background requirements
  4. Passport Photos: Varies by country but often 35×45 mm or 2×2 inches

Standard Pixel Dimensions

  • Small Icons/Profile Pictures: 100×100, 150×150, or 200×200 pixels
  • Medium Web Images: 500×500, 700×700, or 800×800 pixels
  • Large Display Images: 1000×1000, 1200×1200, or 1920×1080 pixels

How to Resize Your Images for Specific Needs

For Official Forms and Documents

2×2 Photo Conversion:

  1. Upload your image to a free online converter
  2. Select the 2×2 inch (51x51mm) preset
  3. Adjust the crop to ensure your face takes up 70-80% of the frame
  4. Download the resized image with white background

Signature Requirements:

  • Most government forms require signatures sized between 150×150 to 250×250 pixels
  • Keep file size under 10KB-50KB for online submissions

For Online Profiles and Websites

Profile Pictures:

  • 100×100 pixels: Ideal for small avatars
  • 250×250 pixels: Better for clearer display
  • 500×500 pixels: High-quality profile images

Banner/Header Images:

  • 1920×1080 pixels: Standard HD size
  • 2048×1152 pixels: For higher resolution displays

Free Online Tools for Image Resizing

You can easily resize images using these free methods:

  1. Browser-based tools: Websites like ResizeImage.net, Iloveimg.com, or Canva
  2. Mobile apps: Photo Editor Pro, Adobe Express, or simple built-in gallery editors
  3. Desktop software: GIMP (free), Paint.NET, or Adobe Photoshop

Compression Tips for File Size Requirements

When you need to reduce file size to under 10MB, 2MB, or other limits:

  1. Adjust quality settings: 70-80% quality often provides good balance
  2. Resize dimensions: Smaller images naturally have smaller file sizes
  3. Change format: JPEG for photos, PNG for graphics with transparency
  4. Use specialized compressors: TinyPNG, CompressJPEG

Specialized Size Conversions

Converting Between Units

  • Inches to Pixels: Multiply by 96 (standard screen resolution)
    • 2×2 inches = 192×192 pixels
    • 5×7 inches = 480×672 pixels
  • CM/MM to Pixels:
    • 3.5×4.5 cm = 138×177 pixels
    • 35×45 mm = 138×177 pixels

Aspect Ratio Maintenance

For photos that shouldn’t appear stretched:

  • Always check “maintain aspect ratio” when resizing
  • Common ratios:
    • 1:1 (square) for profile pictures
    • 4:5 for portrait photos
    • 16:9 for banners

Step-by-Step Resizing Guide

  1. Upload your original image
  2. Select your target size (choose preset or enter custom dimensions)
  3. Crop if necessary (for specific aspect ratios)
  4. Adjust quality/compression settings
  5. Preview the result before downloading
  6. Download your perfectly sized image

Remember that different platforms may have specific requirements beyond just dimensions – always check for background color, file format, and other specifications for official documents.

With these guidelines, you can confidently prepare images for any application, whether it’s a government form requiring a 2×2 photo or a social media platform needing a 1000×1000 pixel banner. Most online tools make this process quick and easy without requiring technical expertise.

🔎 Frequently Asked Questions

Q. What is the Image Resizer & Compressor tool?
This is a free online tool that allows you to easily resize or compress your images (JPG, PNG, GIF) without losing quality. Whether you’re optimizing for web, social media, or document size requirements, this tool supports custom dimensions and compression options.

Q. How do I resize an image online?
Simply drag and drop your image into the upload area, enter your desired width and height, and click the Resize button. You can also choose from a list of preset sizes like 100×100, 4×6 inch, or 1920×1080.

Q. Can I maintain aspect ratio while resizing?
Yes, you can keep the original aspect ratio by enabling the “Maintain Aspect Ratio” checkbox. The tool will auto-calculate the correct height or width based on your input.

Q. How can I compress an image without losing quality?
Use the Compress tab to adjust the image quality and set a target file size (in KB). The tool automatically optimizes the image while retaining maximum visual quality.

Q. What image formats are supported?
The tool supports all major image formats including JPG, PNG, and GIF up to a file size of 10MB.

Q. Is this image resizer free to use?
Yes, it’s completely free. No login, watermark, or sign-up required.

Q. Can I use this tool on mobile devices?
Absolutely. The tool is mobile-friendly and works seamlessly on smartphones, tablets, and desktops.

Q. What are preset sizes used for?
Preset sizes offer quick resizing for popular formats like 2×2 inch passport photos, 35x45mm ID photos, and 1080p YouTube thumbnails.

Q. Will my images be stored or shared?
No, your images are processed directly in your browser. We do not upload, store, or share your files—your privacy is fully protected.

Q. Can I download the resized or compressed image?
Yes, once your image is processed, a Download button appears with the optimized image ready for saving.

Q. Why should I compress images before uploading to my website?
Compressing images reduces file size, which improves website loading speed, enhances SEO rankings, and provides a better user experience.

Q. How accurate are the file size and quality controls?
The tool uses advanced logic to ensure the image meets your set target size while maintaining clarity, even after multiple iterations of resizing or compressing.