

Ultra · Sprout preset
Combines electronics merchandising with AI-assisted setup, stock counters, and restock notifications.
Google PageSpeed Insights scores for the home page, out of 100
In our October 2026 test, the official Lute demo scored 91/100 on mobile and 94/100 on desktop. On mobile, LCP was 3.3s, CLS 0.00 and Total Blocking Time 2ms.
Tested Oct 2026 · Google PageSpeed Insights lab data
| Metric | Mobile | Desktop |
|---|---|---|
| Largest Contentful Paint | 3.3s | 761ms |
| Cumulative Layout Shift | 0.00 | 0.14 |
| Total Blocking Time | 2ms | 0ms |
| Speed Index | 2.8s | 835ms |
The 8 live stores we tested averaged 65/100 on mobile and 88/100 on desktop. Average mobile LCP was 10.1s and CLS was 0.03. These are complete production stores, so the numbers cover more than the theme itself.
Tested Oct 2026 · Results include each store's apps, images, tracking scripts and customizations
| Metric | Mobile | Desktop |
|---|---|---|
| Largest Contentful Paint | 10.1s | 1.5s |
| Cumulative Layout Shift | 0.03 | 0.13 |
| Total Blocking Time | 117ms | 44ms |
| Speed Index | 5.8s | 1.2s |
Google PageSpeed Insights scores for the home page, out of 100
The official Fauve demo scored 74/100 on mobile and 94/100 on desktop in our October 2026 test. On mobile, LCP was 6.8s, CLS 0.00 and Total Blocking Time 131ms.
Tested Oct 2026 · Google PageSpeed Insights lab data
| Metric | Mobile | Desktop |
|---|---|---|
| Largest Contentful Paint | 6.8s | 1.6s |
| Cumulative Layout Shift | 0.00 | 0.00 |
| Total Blocking Time | 131ms | 0ms |
| Speed Index | 3.1s | 1.1s |
The 8 live stores we tested averaged 65/100 on mobile and 88/100 on desktop. Average mobile LCP was 10.1s and CLS was 0.03. These results reflect complete production stores, not the theme alone.
Tested Oct 2026 · Results include each store's apps, images, tracking scripts and customizations
| Metric | Mobile | Desktop |
|---|---|---|
| Largest Contentful Paint | 10.1s | 1.5s |
| Cumulative Layout Shift | 0.03 | 0.13 |
| Total Blocking Time | 117ms | 44ms |
| Speed Index | 5.8s | 1.2s |
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Lute has received 3 updates in the last 12 months.
Lute 3.2.1 – Minor Improvements
Improved the 'Tab information' block within the product section.
Fixed numbers cannot be displayed correctly in the Counters section. This issue only occurs in the theme editor, not on the live frontend, and is caused by changes made in the theme editor.
Lute 3.2.0 adds conditional settings, badge & price customizations, a blur animation, and reorganizes sections for better navigation.
Added support for conditional settings: settings now automatically show or hide based on the value of another setting, reducing visual clutter and improving usability and discoverability in the theme editor.
Added percent and fixed-amount support for the product card's "on sale" badge.
Added options to show or hide product card badges, including the sold out badge, on sale badge, and custom badge.
Added options for setting the color of product card badges, including the sold out badge, on sale badge, and custom badge.
Added a discount tag option for the price block on the product page; can now show discounts as a percentage or fixed amount.
Added a new ‘Blur’ image loading animation, configurable via ‘Theme settings → Animations’.
Added color options for regular and sale prices in ‘Theme settings → Colors → Card’.
Lute 3.1.0 introduces introduces two new features.
You can now apply discount codes directly from the cart drawer or cart page. This setting is turned off by default, but you can turn on the new "Allow discounts in cart" setting.
"Powered by Shopify" can now be disabled in the Footer's settings.
Lute 3.0.0: This update is for the Shopify Theme Store redesign and does not introduce new functions from v2.3.0.
Lute 2.3.0 introduces a “Sticky add to cart” feature to product pages, cross-sell recommendations in the cart drawer and a few improvements.
3 of 3 reviews rate Lute positively.
Based on all 3 Theme Store reviews
Lute has received 0 reviews in the last 12 months.