9 free, practical guides

Image Guides & Tutorials

Everything you need to resize, compress, convert, and optimize images — written for humans, not algorithms.

Featured 3 min read

How to Resize an Image Without Losing Quality

Learn the best techniques to resize images while preserving sharpness and detail.

Resizing

2 guides
Resizing4 min read

How to Resize an Image to a Specific File Size (100KB, 200KB, 1MB)

Step-by-step guide to hitting an exact file size target for uploads and submissions.

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Resizing3 min read

How to Bulk Resize Multiple Images at Once

Save time by resizing dozens of images to the same dimensions in a single step.

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Compression

1 guide
Compression3 min read

How to Compress an Image for Email

Reduce image file size for email attachments without visible quality loss.

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Social Media

2 guides
Social Media4 min read

How to Resize Images for Instagram (All Post Types)

The exact pixel dimensions for Instagram posts, stories, reels, and profile photos.

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Social Media3 min read

How to Resize Images for LinkedIn (Profile, Banner, Posts)

Get the right image sizes for your LinkedIn profile photo, cover photo, and posts.

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Conversion

1 guide
Conversion3 min read

How to Convert HEIC to JPG (iPhone Photos)

Open iPhone HEIC photos on Windows, Android, and any device — without installing software.

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Formats

2 guides
Formats6 min read

Image Formats Explained: JPG vs PNG vs WebP vs AVIF

A complete guide to choosing the right image format for every use case.

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Formats5 min read

WebP vs JPG vs PNG — Which Format Should You Use?

Compare the three most common web image formats and when to use each one.

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