EndNote vs Combine PDF Files
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EndNote
Manage your research from anywhere with this popular tool. Organize, search, and share academic papers and bibliographies seamlessly across devices. Sync your library and annotate PDFs on the go.
- Sync research library across devices
- Search academic databases
- Annotate PDFs
- Import reference file formats
- Share references with collaborators
- Attach files from cloud storage
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Collect, collaborate, create from anywhere with the EndNote app - the world's most popular research management tool. With flexible tools for searching, organizing, sharing research, and creating bibliographies, the EndNote app extends your ability to stay on top of cutting edge research and connect with your EndNote library on the go. EndNote enables you to easily view, edit, organize, and share research material on your iOS device. By syncing your research library across iOS, online, and desktop, you increase the power of EndNote by gaining seamless access to your reference library from multiple devices and platforms. The EndNote app includes: - Sign up for a free, EndNote online account or sign in to an existing account - Synchronize your library references, attachments, and PDF annotations to your online account and EndNote desktop - Built in web browser to search Clarivate Analytics Web of Science, PubMed, Google Scholar, your library catalog, or any other database you choose - Built in PDF viewer with wide range of annotation features. Annotations made can be synced and edited online and on the EndNote desktop - Importing capabilities for .ris, .nbib, and other popular reference file formats - Email and copy options for sharing references and file attachments with collaborators - EndNote “temporary citation” format support - Attach files from Dropbox, OneDrive or Google Drive to your references (accounts available separately) - Viewing and editing options for references and file attachments - Sorting, searching, and grouping options for references and file attachments - Getting Started Guide documentation
Combine PDF Files
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PDF Merger - Combine PDFs Effortlessly Transform the way you work with PDFs. PDF Merger makes combining multiple PDF documents simple, fast, and beautiful. Whether you're organizing receipts, merging contracts, or consolidating reports, our app handles it all with elegance and speed. BEAUTIFUL & INTUITIVE • Stunning glass-morphic design that feels right at home on iOS • Drag and drop support for effortless file management • Smooth animations and responsive interactions • Dark mode optimized interface POWERFUL FEATURES • Merge unlimited PDF documents • Custom page range selection - pick exactly which pages to include • Reorder files with simple drag and drop • Live thumbnail previews of your PDFs • Real-time file size estimates • Search through your file list • Full PDF preview before merging SMART & EFFICIENT • Lightning-fast merging engine • Progress tracking with detailed status updates • Automatic duplicate detection • Customizable output filenames with multiple patterns • Optimized file sizes without quality loss SEAMLESS SHARING • Share merged PDFs directly from the app • Compatible with Files, iCloud Drive, Dropbox, and more • Export to any app that supports PDFs • No file size limits PRIVACY FIRST • All processing happens on your device • No internet connection required • Your documents never leave your iPhone or iPad • No tracking, no data collection NO SUBSCRIPTIONS • One-time purchase • All features included • No hidden costs • Free updates PERFECT FOR: • Students combining study materials • Professionals merging contracts and reports • Teachers organizing lesson plans • Anyone managing receipts and invoices • Travelers consolidating tickets and documents • Businesses creating presentation packets WHY PDF MERGER? Unlike clunky online services that require internet, charge monthly fees, or compromise your privacy, PDF Merger puts you in control. Everything happens on your device, instantly and securely. No uploads, no waiting, no subscriptions. The app features a gorgeous, modern interface that makes document management feel effortless. From the moment you open it, you'll appreciate the attention to detail - from smooth animations to intelligent file handling to thoughtful features like custom page ranges and duplicate detection. Whether you need to merge two files or twenty, PDF Merger handles it with speed and grace. The app shows you exactly what's happening with real-time progress updates and gives you complete control over the output with customizable filenames and page selection. WHAT USERS ARE SAYING: "Finally, a PDF merger that doesn't look like it's from 2010!" "Fast, beautiful, and does exactly what I need." "The page range feature is a game-changer." "Love that it works offline and respects my privacy." GET STARTED TODAY Download PDF Merger and experience the easiest way to combine PDFs on iOS. No learning curve, no complications - just beautiful, powerful PDF merging. Questions or feedback? We'd love to hear from you! Contact: [your email]
Screenshots
Verdict
The clearest difference is price: EndNote at Free against Combine PDF Files's $0.99. Combine PDF Files's advantage is update cadence (fortnightly vs every 4 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
EndNote is free to download; Combine PDF Files costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
EndNote ships an update every 4 months, Combine PDF Files fortnightly. The most recent releases landed on October 21, 2026 and October 12, 2026 respectively.
| Parameter | EndNote | Combine PDF Files |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 2.6 (165 ratings) — better | — |
| Positive reviews | 27.8% of reviews | — |
| Number of ratings | 165 — better | — |
| Update frequency | Every 4 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 91 MB | 2 MB |
| Age rating | 17+ | 4+ |
| Developer | Clarivate Analytics (US) LLC | Mike West |
Bugs and requests
EndNote
Reported bugs
5 issues- Crashes when editing references
- Indexing issues and lost library data
- Compatibility problems with iOS updates
- PDF viewer issues (e.g. no rotation, lost page position)
- Login and authentication problems
Requested features
5 requests- Cite while you write functionality
- Better PDF annotation tools (e.g. eraser, text notes)
- Support for group sets and nested folders
- Automatic citation data population from PDFs
- Improved syncing and offline access
Combine PDF Files
Not enough reviews yet to summarise bugs or requests.
In-app purchases
EndNote
No in-app purchases
Combine PDF Files
No in-app purchases









