WordPress plugin comparison

Smart Image Optimizer vs UWH Image Optimizer & Converter

Smart Image Optimizer

by Muhammad Umer Shahzad

Fewer than 10 installs

UWH Image Optimizer & Converter

by United Web Host

100+ installs5.0

At a glance

UWH Image Optimizer & Converter has more active installs: 100+, against fewer than 10 for Smart Image Optimizer.
On a typical day, UWH Image Optimizer & Converter is downloaded about 16 times, Smart Image Optimizer about 1.
Smart Image Optimizer has no reviews yet.
UWH Image Optimizer & Converter was updated more recently: Oct 31, 2026, against Aug 18, 2025 for Smart Image Optimizer.
UWH Image Optimizer & Converter is tested with a newer WordPress: 7.1.4, against 6.8.12 for Smart Image Optimizer.
Smart Image Optimizer has been around longer: since 2025, against 2026 for UWH Image Optimizer & Converter.

UWH Image Optimizer & Converter leads on 6 of 6 comparable lines.

Metric	Smart Image Optimizer	UWH Image Optimizer & Converter
Popular rank	#71,262	#13,675
Active installs	Fewer than 10	100+
Downloads, last 30 days	31	379
Rating	No ratings	5.0(1)
Support threads resolved	–	–
Tested up to	6.8.12	7.1.4
Search multiplier	×0.02	×0.39
Last release	1 year ago	10 days ago
Requires PHP	7.4	7.4

From WordPress.org's public data, refreshed every night. Downloads are WordPress.org's official daily figures for the last 30 days.

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