Shopify app
NewTheme Upgrade Buddy
Compare theme versions and review changes before upgrading.
- Rating on Shopify
- No ratings yet
- Reviews
- 0
- Developer
- HASAN ARMSTRONG LLC
- Launched
- January 1, 2026
- Pricing
- Free
- Languages
- English
The facts
Every value below is read from the listing or computed by the published formula. Nothing is a verdict.
Bayesian rating
n/a
category median 4.55
Reviews in the last 180 days
n/a
no dated reviews collected
1 and 2 star share
n/a
no rating distribution
Starting price
Free plan
band: Free
Works with
Third-party integrations link to their hub when 5 or more apps name them. Shopify's own surfaces are listed separately and never counted as integrations.
Shopify surfaces: Shopify Admin
Data access
As disclosed on the listing. Never scored.
View staff and contributor data
Store owner
- Store owner: Name, email address, phone number, physical address
View and edit store data
Online Store
- Edit Online Store: Theme
Developer
HASAN ARMSTRONG LLC
- Apps in the dataset:
- 2
- Address:
- Sheridan, WY, US
- Website:
- not stated
- Support email domain:
- ecommercedevs.com
- English support:
- yes
- Resources:
- Privacy policy, demo store
Similar apps
Shopify's own similar-apps list first, then apps in the same category that share the most feature handles.
From the Shopify listingDeveloper claims, shown verbatim and collapsed. 86 words.Show
- Compare any two theme versions and instantly see every difference between them
- Side-by-side code viewer highlights exactly what changed in each file
- Files sorted by risk level so you tackle critical changes first
- Download a full report to track progress and share with your team
- One-click copy lets you move custom code to your new theme quickly
Works with ANY theme. See exactly what changed between versions before you upgrade safely.
When you upgrade your Shopify theme version, custom code and styles may differ between versions. This app compares your current theme with a new version and shows every difference. Works with ANY theme, not just specific vendors. Files are grouped by risk level so you know what needs attention first. Review changes in a side-by-side diff viewer, copy custom code with one click, and download a report. Make informed decisions before publishing.
Questions and comments
Questions people ask about Theme Upgrade Buddy, answered from what this page shows. Entries marked Site editor are written by the EcomAppReviews editor. Reader comments appear after a person has read and approved them, usually within a day. E-mail addresses are never published.
Last updated Oct 23, 2026. Ratings and review counts are the values shown on each app's public listing. How the numbers are computed: methodology.
0 reviews counted on the listing. Rating and count in the structured data are the values Shopify displayed when the listing was last refreshed.