Diffy Theme Tools

Compare, Backup, Search, and Track Changes in Your Themes

by Immersive Ecommerce · Launched: August 2020

4.7 (7) on Shopify

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The essential theme development tool with theme backups, file history, & automated version tracking

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About Diffy Theme Tools

Search themes and search files for keywords in any of your themes with ease. Backup themes automatically. Track theme file changes over time. Compare themes for file differences (diff checks). Download a file or complete theme from any point in time. Click to go right to the Theme Editor. View file changes from one version to the next. View when a theme was published. No coding, repositories, or command line - just simplicity to save you time. Easy for merchants and experts alike. Compare Shopify themes files fast, find differences and changes. Theme file backup and downloads from any point in time, even after deletion. Search themes for keywords or code in your theme files easily and save time. Track changes in theme files and actions such as publishing. Show more Show less

Last verified: July 17, 2026 · Fresh

App details

Developer: Immersive Ecommerce
Category: Store design
Pricing: Paid
Launched: August 2020
Rating: 4.7 (7) on Shopify

Key features

Compare Unlimited Themes
Compare Any or All Files
Theme History
Theme Backups
Keyword Search

1 plan · 30-day free trial

Complete

$9.99/month

Plans and prices as listed on the Shopify App Store.

Ratings & reviews

based on 8 Shopify App Store reviews

Use the arrows to read individual reviews

simple yet effective.

— Solawave

Diffy is a game-changer! This app has been incredibly useful for tracking edits in chronological order, making debugging and reverting changes a breeze. The efficiency and clarity it brings to our workflow are unparalleled. Moreover, Wade’s support is phenomenal. He went above and beyond by hopping on a call to help me resolve an issue on our website. His responsiveness and dedication to ensuring...

— ZUDO

I initially obtained this app to assist me with theme updates. Instead of automatically updating and losing all of my customizations, I can now view current theme files, side-by-side with the updated theme files, and add the updated code manually if I choose to do so. Most theme updates include very minimal changes, and Diffy Theme Tools conveniently displays those exact changes and makes it eas...

— Moto Badge

Excellent diff tool specialized in shopify theme. Very quick and easy to use. Saves a lot of time looking for changes of theme files. The history tracking changes is excellent.

— Rebel Bod

Super helpful app. It has been saving a ton of time reviewing and comparing theme files for changes. I have been especially loving the new search and backup functions for theme files. I was able to find all the theme files with a specific keyword in an instant.

— Rokform

very niche usage but comes in quite handy when you need it, great to find bugs while developing new theme versions

— Tuft + Paw

Saved tons of time by comparing all theme files and automatically flag any changes. Excellent UI and would be even better if I can download the changes.

— PROJECTISR US