Skip to content

Imagify vs Substly

Professional comparison and analysis to help you choose the right software solution for your needs.

Imagify icon
Imagify
Substly icon
Substly

Imagify vs Substly: The Verdict

⚡ Summary:

Imagify: Imagify is an image optimization plugin for WordPress that compresses images and improves page speeds. It automatically optimizes new images uploaded to the media library and can also optimize existing images.

Substly: Substly is a software that provides an AI assistant to help generate blog post ideas, headlines, outlines, and full blog post drafts. It uses advanced AI to analyze prompts and suggest relevant ideas and content.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature Imagify Substly
Sugggest Score
Category Photos & Graphics Ai Tools & Services

Product Overview

Imagify
Imagify

Description: Imagify is an image optimization plugin for WordPress that compresses images and improves page speeds. It automatically optimizes new images uploaded to the media library and can also optimize existing images.

Type: software

Substly
Substly

Description: Substly is a software that provides an AI assistant to help generate blog post ideas, headlines, outlines, and full blog post drafts. It uses advanced AI to analyze prompts and suggest relevant ideas and content.

Type: software

Key Features Comparison

Imagify
Imagify Features
  • Lossless image optimization
  • Automatic optimization of new images
  • Bulk optimization of existing images
  • Lazy loading of images
  • WebP image conversion
  • Optimization levels from ultra-fast to ultra-optimized
  • CDN integration
  • Image backup before optimization
  • Multisite network support
Substly
Substly Features
  • AI assistant to generate blog post ideas
  • Generates headlines, outlines, and full blog post drafts
  • Analyzes prompts to suggest relevant ideas and content

Pros & Cons Analysis

Imagify
Imagify
Pros
  • Significantly reduces image sizes without losing quality
  • Speeds up site load times
  • Easy to set up and use
  • Works automatically once configured
  • Great compatibility with various WordPress configurations
  • Offers both free and paid options
Cons
  • Can take time to optimize a large existing image library
  • Paid plans are relatively expensive
  • Requires some technical knowledge to customize advanced settings
  • Basic free version has limited features
  • No ability to selectively optimize specific images
Substly
Substly
Pros
  • Saves time generating blog post ideas and content
  • Easy to use AI assistant
  • Helps improve writing productivity
  • Automates parts of the blogging process
Cons
  • May not suggest ideas relevant to a niche blog topic
  • Outlines and drafts require human editing
  • Limited customization options

Related Comparisons

RIOT - Radical Image Optimization Tool
ImageOptim
BetterCloud
submotion.io

Ready to Make Your Decision?

Explore more software comparisons and find the perfect solution for your needs