Title: Smart Image Optimizer
Author: Muhammad Umer Shahzad
Published: <strong>18 สิงหาคม 2025</strong>
Last modified: 18 สิงหาคม 2025

---

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![](https://s.w.org/plugins/geopattern-icon/umii-image-optimizer.svg)

# Smart Image Optimizer

 By [Muhammad Umer Shahzad](https://profiles.wordpress.org/umii020/)

[Download](https://downloads.wordpress.org/plugin/umii-image-optimizer.zip)

 * [Details](https://th.wordpress.org/plugins/umii-image-optimizer/#description)
 * [Reviews](https://th.wordpress.org/plugins/umii-image-optimizer/#reviews)
 *  [Installation](https://th.wordpress.org/plugins/umii-image-optimizer/#installation)
 * [Development](https://th.wordpress.org/plugins/umii-image-optimizer/#developers)

 [Support](https://wordpress.org/support/plugin/umii-image-optimizer/)

## Description

**Smart Image Optimizer** is a powerful and lightweight plugin that:

 * Compresses uploaded images to reduce file size.
 * Converts images into modern formats like JPEG, PNG, AVIF, WebP, and more.
 * Retains visual quality using lossless or smart lossy compression.
 * Enables lazy loading to improve page speed.
 * Automatically optimizes images during upload.
 * Allows bulk optimization of existing media.

This plugin is ideal for bloggers, photographers, eCommerce stores, and all WordPress
users aiming to improve performance and user experience.

### Features

 * ✅ Lossless and lossy compression options
 * ✅ Format conversion: PNG  JPEG, AVIF, WebP
 * ✅ Automatic optimization on upload
 * ✅ Bulk optimization of media library
 * ✅ Lazy load for all images
 * ✅ No third-party API required (works locally)

### License

Smart Image Optimizer is open-source software licensed under the [GPLv2 or later](https://www.gnu.org/licenses/gpl-2.0.html).

## Installation

 1. Upload the plugin to the `/wp-content/plugins/smart-image-optimizer` directory.
 2. Activate the plugin through the ‘Plugins’ screen in WordPress.
 3. Go to **Settings > Smart Image Optimizer** to configure optimization settings.

## FAQ

### Can I choose which format to convert to?

Yes. You can select the desired output format (e.g., WebP, AVIF, JPEG) from the 
plugin settings.

### Does this plugin require a third-party API?

No. Everything is processed on your server — no external requests needed.

### Will original images be kept?

Yes, depending on your settings. You can choose to keep or replace originals.

### Will this plugin work with existing media?

Absolutely. Use the bulk optimization tool on your media library.

## Reviews

There are no reviews for this plugin.

## Contributors & Developers

“Smart Image Optimizer” is open source software. The following people have contributed
to this plugin.

Contributors

 *   [ Muhammad Umer Shahzad ](https://profiles.wordpress.org/umii020/)

[Translate “Smart Image Optimizer” into your language.](https://translate.wordpress.org/projects/wp-plugins/umii-image-optimizer)

### Interested in development?

[Browse the code](https://plugins.trac.wordpress.org/browser/umii-image-optimizer/),
check out the [SVN repository](https://plugins.svn.wordpress.org/umii-image-optimizer/),
or subscribe to the [development log](https://plugins.trac.wordpress.org/log/umii-image-optimizer/)
by [RSS](https://plugins.trac.wordpress.org/log/umii-image-optimizer/?limit=100&mode=stop_on_copy&format=rss).

## Changelog

#### 1.0

 * Initial release with compression, format conversion, lazy loading, and bulk optimization.

## Meta

 *  Version **1.0**
 *  Last updated **11 เดือน ago**
 *  Active installations **Fewer than 10**
 *  WordPress version ** 5.0 or higher **
 *  Tested up to **6.8.5**
 *  PHP version ** 7.4 or higher **
 *  Language
 * [English (US)](https://wordpress.org/plugins/umii-image-optimizer/)
 * Tags
 * [image compression](https://th.wordpress.org/plugins/tags/image-compression/)
   [image conversion](https://th.wordpress.org/plugins/tags/image-conversion/)[jpeg](https://th.wordpress.org/plugins/tags/jpeg/)
   [png](https://th.wordpress.org/plugins/tags/png/)[webp](https://th.wordpress.org/plugins/tags/webp/)
 *  [Advanced View](https://th.wordpress.org/plugins/umii-image-optimizer/advanced/)

## Ratings

No reviews have been submitted yet.

[Your review](https://wordpress.org/support/plugin/umii-image-optimizer/reviews/#new-post)

[See all reviews](https://wordpress.org/support/plugin/umii-image-optimizer/reviews/)

## Contributors

 *   [ Muhammad Umer Shahzad ](https://profiles.wordpress.org/umii020/)

## Support

Got something to say? Need help?

 [View support forum](https://wordpress.org/support/plugin/umii-image-optimizer/)