ISBNExpress vs LDT Digital Downloads & Ebooks
How ISBNExpress and LDT Digital Downloads & Ebooks compare on the Shopify App Store: rating, review count, pricing, the Built for Shopify badge, and where each one ranks in the store's organic search results. Every number is the App Store's own and is never edited.
Updated October 10, 2026 · App Store dataISBNExpress vs LDT Digital Downloads & Ebooks at a glance
As of October 10, 2026, ISBNExpress is rated 4.9 stars from 66 reviews and LDT Digital Downloads & Ebooks is rated 4.8 stars from 221 reviews on the Shopify App Store.
- Rating: ISBNExpress has the higher rating, 4.9 stars against 4.8.
- Reviews: LDT Digital Downloads & Ebooks has more reviews, 221 against 66.
- Pricing: Both list "Free plan available".
- Built for Shopify: Both carry the Built for Shopify badge.
| Fact |
ISBNExpress
|
LDT Digital Downloads & Ebooks
|
|---|---|---|
| Tagline | Import books by ISBN to create products in bookstore | Sell digital products, video, PDF, eBooks, license keys & more |
| Rating | ★ 4.9 | ★ 4.8 |
| Reviews | 66 | 221 |
| Pricing | Free plan available | Free plan available |
| Built for Shopify | Built for Shopify | Built for Shopify |
| Data as of | October 10, 2026 | October 10, 2026 |
Built for ShopifyRatings, review counts, pricing labels and badges are read from each app's Shopify App Store search result card. Rankings are the store's organic results for the searches Rankbase tracks; sponsored results are excluded.
Where each app ranks in App Store search
| App Store search |
ISBNExpress
|
LDT Digital Downloads & Ebooks
|
|---|---|---|
| Both apps rank · 1 search | ||
| Bookx | #3 | #4 |
| Only ISBNExpress ranks · 2 searches | ||
| Books | #1 | not in top 10 |
| Importer | #9 | not in top 10 |
| Only LDT Digital Downloads & Ebooks ranks · 20 searches | ||
| Ebook | not in top 10 | #4 |
| Digital Downloads | not in top 10 | #5 |
| Digital Dowloads | not in top 10 | #6 |
| Digital Download | not in top 10 | #6 |
| Download | not in top 10 | #6 |
| PDF Viewer | not in top 10 | #6 |
| Product Video | not in top 10 | #6 |
| Productos Digitales | not in top 10 | #6 |
| Digital Dowload | not in top 10 | #7 |
| Digital Down | not in top 10 | #7 |
| Digital Downloa | not in top 10 | #7 |
| Digitale Downloads | not in top 10 | #7 |
| Downloads | not in top 10 | #7 |
| Flash Digital Download | not in top 10 | #7 |
| Flash Digital Downloads | not in top 10 | #7 |
| Digital | not in top 10 | #8 |
| Digital Downloads By | not in top 10 | #8 |
| Digitale Produkte | not in top 10 | #8 |
| Digital Products | not in top 10 | #10 |
| Flash Digital | not in top 10 | #10 |
In the App Store's organic search results, ISBNExpress ranks in the top 10 for 3 of the 3,798 searches we track and LDT Digital Downloads & Ebooks for 21. They share one search, "bookx", where ISBNExpress ranks #3 and LDT Digital Downloads & Ebooks #4.
Frequently asked questions
Is ISBNExpress or LDT Digital Downloads & Ebooks rated higher on the Shopify App Store?
ISBNExpress has the higher rating, 4.9 stars against 4.8. LDT Digital Downloads & Ebooks has more reviews, 221 against 66.
Which has more reviews, ISBNExpress or LDT Digital Downloads & Ebooks?
LDT Digital Downloads & Ebooks has more reviews, 221 against 66.
Which ranks higher in Shopify App Store search, ISBNExpress or LDT Digital Downloads & Ebooks?
In the App Store's organic search results, ISBNExpress ranks in the top 10 for 3 of the 3,798 searches we track and LDT Digital Downloads & Ebooks for 21. They share one search, "bookx", where ISBNExpress ranks #3 and LDT Digital Downloads & Ebooks #4.
How is this comparison made?
Rankbase records the organic results merchants see when they search the Shopify App Store for 3,798 popular keywords, refreshed daily for published rankings and at least weekly for the rest. Each app's rating, review count, pricing label and Built for Shopify badge are taken from its App Store search result card, so they are exactly what merchants see; the date next to each app is the last time it appeared in any tracked top 10. Sponsored results are excluded, and nothing on this page is edited by hand, including for Rankbase's own apps.
More comparisons
ISBNExpress against other apps
Rankbase paired these two apps on September 30, 2026, when both ranked in the top 3 for "bookx". The page stays as long as either app keeps ranking or the comparison keeps being read, and every number on it is refreshed from the App Store.
Rank higher on the Shopify App Store
Rankbase helps Shopify app developers track keyword positions, analyze install click data, and optimize app listings to rank higher in the Shopify App Store.
Explore Rankbase →Built by Craftshift
Rankbase is made by Craftshift, a Shopify Partner building apps for product images, variants, and bulk catalog work. We built Rankbase to track the App Store rankings of our own apps first, then opened it to other developers, and this directory grew out of that work. The rankings on these pages are Shopify's own organic search results; we never edit them, including for our own apps.
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