CN PDF Viewer vs K:PDF Viewer, Flipbook+Catalog
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 27, 2026 for CN PDF Viewer, Oct 13, 2026 for K:PDF Viewer, Flipbook+Catalog.
The short answer
- On the Shopify App Store: CN PDF Viewer 5.0 from 2 reviews and K:PDF Viewer, Flipbook+Catalog 5.0 from 6 reviews.
- Only CN PDF Viewer lists a free plan. Paid plans start at $5/month for CN PDF Viewer and $1/month for K:PDF Viewer, Flipbook+Catalog.
- K:PDF Viewer, Flipbook+Catalog lists 3 features CN PDF Viewer’s listing doesn’t mention, including Add text, Custom font, Templates.
Head to head
Offer Valuable Information and Promote Your PDF Products
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Free Plan
- · 300 Views
- · 8 PDF Files
- · Full RTL Support
- · Upload PDF Files
Basic Plan
- · 2,000 Views
- · 20 PDF Files
- · Ads Removal
- · Custom Design
- · Multilingual support
- · Premium Layouts
Pro Plan
- · 100,000 Views
- · 50 PDF Files
- · Ads Removal
- · Custom Design
- · Multilingual support
- · Premium Layouts
Business Plan
- · 250 PDF Files
- · 3,000,000 Views
- · Ads Removal
- · Custom CSS
- · Custom Design
- · Multilingual support
Free
- · Customizable Design
- · Drag & Drop PDF File Management
- · Grid, List & File Viewer Display
- · Knowledgeable Support
- · Mobile Optimized
- · Multiple PDF Icon Styles
Growth
- · Customizable Design
- · Drag & Drop PDF File Management
- · Grid, List & File Viewer Display
- · Knowledgeable Support
- · Mobile Optimized
- · Multiple PDF Icon Styles
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureThe PDF Viewer app lets visitors view and download PDF files without leaving your store. Share ebooks, product manuals, support docs, menus, catalogs, and more in a seamless, branded experience. Keep users engaged on-site while providing valuable content that informs and builds trust. Perfect for showcasing any PDF-based information, directly and beautifully on your storefront.
Improve the customer experience with fast PDF file manager. PDF Viewer lets you display documents in a clean, branded layout. Embed and organize PDFs on product pages or across your store in minutes. PDF Viewer supports grid or list layouts, file previews, and one-click file downloads. Customize the layout to match your brand, and enjoy smooth performance across all devices.
- Multiple Skins & Layouts: Lots of beautifully designed templates to choose from.
- Rich styling options with fully customizable design features.
- Fully responsive and looks great on any device — desktop or mobile.
- A simple user interface with easy content management features.
- Open and navigate any PDF document instantly.
- Easily organize and manage your PDF files with a built-in file manager.
- Personalize the app with custom icons, layouts, and colors to match your brand.
- Choose between grid and list views for organizing documents based on preference.
All the numbers
Every figure, side by side
A green dot marks the app ahead on a measured figure. Estimates, gaps and apps that leave no storefront trace never take the lead.
Adoption
| Measure |  CN PDF Viewer |  K:PDF Viewer, Flipbook+Catalog |
|---|---|---|
| Detected stores | Not published | Not published |
| Net store change, 28 days | 0 | 0 |
| Stores added, 28 days | Not enough data | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Not published | Not published |
| Top store countries | Not published | Not published |
Reviews
| Measure | CN PDF Viewer | K:PDF Viewer, Flipbook+Catalog |
|---|---|---|
| App Store rating | 5.0 ★ | 5.0 ★ |
| App Store reviews | 2 | 6(ahead) |
| New reviews, 28 days | 1 | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | CN PDF Viewer | K:PDF Viewer, Flipbook+Catalog |
|---|---|---|
| Free plan | Yes | Not listed |
| Lowest paid monthly plan | $5/month | $1/month(ahead) |
| Longest free trial | 3 days | 7 days |
| Plans listed | 4 | 2 |
Listing
| Measure | CN PDF Viewer | K:PDF Viewer, Flipbook+Catalog |
|---|---|---|
| Shopify category rank | #30 | #64 |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | Jan 3, 2022 | Oct 10, 2024 |
| Languages | 1 | 1 |
| Developer | Common Ninja | Kaktus |
FAQ
CN PDF Viewer and K:PDF Viewer, Flipbook+Catalog: common questions
- Is CN PDF Viewer or K:PDF Viewer, Flipbook+Catalog cheaper?
- Only CN PDF Viewer lists a free plan. Paid plans start at $5/month for CN PDF Viewer and $1/month for K:PDF Viewer, Flipbook+Catalog. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- Which has better reviews, CN PDF Viewer or K:PDF Viewer, Flipbook+Catalog?
- On the Shopify App Store: CN PDF Viewer 5.0 from 2 reviews and K:PDF Viewer, Flipbook+Catalog 5.0 from 6 reviews.
- What features does each app list that the other doesn’t?
- CN PDF Viewer lists 1 the others don’t mention, such as Printing. K:PDF Viewer, Flipbook+Catalog lists 3 the others don’t mention, such as Add text, Custom font, Templates. A feature missing from a listing may still be supported; this compares what each App Store listing says.
- Where does this comparison’s data come from?
- Shoplist crawls Shopify storefronts to detect which apps each store runs, and reads each app’s Shopify App Store listing for reviews, pricing, features and integrations. Store counts are as of Oct 27, 2026 for CN PDF Viewer, Oct 13, 2026 for K:PDF Viewer, Flipbook+Catalog; estimated figures are labeled.
How Shoplist compares apps
Store counts come from Shoplist’s crawl of Shopify storefronts, which detects the apps each store runs; they are as of Oct 27, 2026 for CN PDF Viewer, Oct 13, 2026 for K:PDF Viewer, Flipbook+Catalog. Reviews, ratings, plans, features and integrations come from each app’s Shopify App Store listing. 28-day figures are labeled when estimated, and a figure that is missing or estimated never decides who leads. Read the methodology.