mrrlens
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Shopify appwhat they say

Catalogs + LineSheets Pro B2B

Build and customize branded catalogs in Shopify. Turn products into flipbooks and share stunning catalogs with ease. Create inventory linesheets in seconds.

★★★★☆3.7 (14)
$19.90/moBasic$39.90/moBusiness$99.90/moEnterprise
what mrrlens sees
MRR · Estimated$293–2k
Opportunity—
Buyer threads · 30 d0
“503 Service Temporarily Unavailable.”
#1 complaint · Bugs/Reliability · 3 of 4 complaints read · analysed Nov 2, 2026 · source

01Revenue

$293–2k

A month · the formula and every input are below

How this range is computed

reviews × installs-per-review × paying share × entry price

  • reviews: 14
  • entry price: $20
  • 7–20 active installs per published review (measured: median 12 on the 20 most-installed apps)
  • 15%–35% of installs on a paid plan

A range from public signals and the listed price, not a claim about the company’s books. Methodology.

Store data from the Shopify App Store listing, refreshed daily. Updated 3 h ago. Listed since 2025.

02Why users leave Catalogs + LineSheets Pro B2B

Bugs/Reliability3 reviews · 3 of 4

Users report 503 outages, catalog feature failures, save/upload errors, and inability to save or reopen draft catalogs for editing.

“503 Service Temporarily Unavailable.” source ↗
1 more complaint, with verbatim quotesIncluded in the day pass and Pro.
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Sample: 4 recent complaints (1–3★ reviews) · clustered Nov 2, 2026 · complaints from Feb 2026–Sep 2026, almost all in the last 24 months · each review labelled by a model, quotes verbatim

03How to build a better Catalogs + LineSheets Pro B2B

Build difficultyMediumShopify API integration and app approval plus reliable PDF/flipbook generation and file storage; no payments or regulation.
Three build ideas that answer these complaintsIncluded in the day pass and Pro.
Unlock

04Who wants a better Catalogs + LineSheets Pro B2B

0 buyer threads in the last 30 days name Catalogs + LineSheets Pro B2B, and 1 more is in the same market.

05Questions about Catalogs + LineSheets Pro B2B

How much revenue does Catalogs + LineSheets Pro B2B make?

MRRLens estimates Catalogs + LineSheets Pro B2B at $293–2k a month (low confidence). The range comes from public signals (reviews × installs-per-review × paying share × entry price), not from the company's books; the formula and its inputs are shown on this page.

What do users complain about most in Catalogs + LineSheets Pro B2B?

Across 4 recent complaints, the most common is bugs/reliability (3 of 4). Users report 503 outages, catalog feature failures, save/upload errors, and inability to save or reopen draft catalogs for editing.

What are the best Catalogs + LineSheets Pro B2B alternatives?

The closest alternatives MRRLens found are B2B Catalog & Linesheet Maker, GA: PDF Catalog + PDF FlipBook and K: PDF Viewer, Flipbook+Catalog. The full list, with why users leave, is on the Catalogs + LineSheets Pro B2B alternatives page.

See the full x-ray of Catalogs + LineSheets Pro B2B

Full 1-star breakdown with verbatim quotes, the build blueprint and every live thread — on every product.