UI Delta

Visual Regression Testing Platform

Compare screenshots, track visual changes, and ensure UI consistency

Features

Two powerful ways to compare and test your UI screenshots

Quick Comparisons

Instant image comparison

Quickly compare two images side-by-side to identify visual differences. Perfect for one-off comparisons or testing specific UI components.

How it works

01 Upload two images you want to compare
02 System automatically processes and compares them
03 View results using multiple comparison modes
04 Get a percentage difference score and email notifications

Comparison types

Before & After Swipe Highlight Flicker Onion

📧 Email notifications

Get notified when your quick comparison is completed

Runs

Batch screenshot testing

Organize and compare multiple screenshots in batches. Perfect for comprehensive visual regression testing across different browsers, devices, and operating systems.

How it works

01 Create a run and upload multiple screenshots with identifiers
02 Mark a run as baseline to use as the reference
03 Mark the run as completed to trigger comparison (UI or API)
04 View detailed comparison results and receive email notifications

Comparison types

Before & After Highlight Flicker

📧 Email notifications

Get notified when runs complete and comparisons finish

Completing runs

Mark a run as completed via UI or API to automatically trigger comparison with the baseline. Email notifications are sent when comparisons finish.

Baseline runs

Mark one run as baseline to serve as the reference point for all future comparisons. Only one baseline per project.

Ready to get started?

Sign up for free and start comparing your UI screenshots today.