Comparison

PDF Reader & Editor | Xodo vs 3D PDF Viewer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

PDF Reader & Editor | Xodo

Edit, sign, convert, and organize PDF documents with a comprehensive suite of tools. Scan images to PDF, compress files, and integrate with cloud storage for seamless access across devices. Offers advanced annotation and drawing capabilities.

Highlights
  • Edit PDFs
  • Scan to PDF
  • Fill & Sign Forms
  • Convert Files to PDF
  • Annotate & Draw
  • Cloud Integration
  • Compress PDFs
Features
Read full description

Transform your PDFs. Get your work done quickly with Xodo's all-in-one PDF editor and reader with 30+ features - all available on your iPhone or iPad. Safely store and sync your files on your iCloud, OneDrive, Google Drive and Dropbox so you can easily view, edit, convert, e-sign and compress your files anytime, anywhere on your device. Edit PDFs: Intuitive, easy-to-use PDF editor for any user in mind. • Compress PDF: Quickly reduce PDF file size for ease of sharing • Flatten PDF: All annotations in PDF like fillable forms will be locked and merged into a single layer for protection • Rotate & crop PDF: Add, remove, rearrange, rotate, crop PDF pages with ease • Split & extract PDF: Instantly split PDF or extract pages to a new PDF file • Create new PDF: Create PDFs from scratch or use one of our ready-made templates and edit file Scan PDFs: Seamlessly scan images and save as PDFs. • PDF scanner: Scan image with your camera or open an existing image or file and save as a new PDF • Edit scanned PDF: Edit, annotate, send your documents to iCloud, share via AirDrop, or any available app on your device Fill & Sign PDF Forms: Fill out, sign, and share your PDF forms. • Create your e-signature: E-sign your documents by hand or type in your signature, and save to reuse for later • Stylus-friendly: Supports Apple Pencil Convert PDFs: Convert files to PDF in seconds. • PDF converter: Convert any MS Office (Word, Excel, PowerPoint) to PDF, iWork (Pages, Numbers, Keynote) to PDF • Additional file formats: Convert JPG to PDF, PNG to PDF, PDF to JPG, PDF to PNG View & print PDFs: Quick and convenient PDF reader for e-books, reports, digital planner. • Viewing mode: View in light, dark, and sepia color modes for comfort reading • Bookmark feature: Tag your favorite PDF pages • Multiple tabs: Use tabs to work across multiple PDF documents • Print PDFs directly from your device • Fully searchable text: Search text within PDF to save time Annotate & Draw PDFs: Utilize Xodo's annotation tools configured to you. • Fully-featured mark-up tools: Add images, links, stamp or highlight text directly on PDF documents • Arrange pages: Thumbnail browser for deleting pages, extracting, and inserting pages • Scrolling mode: See all annotations at a glance with the touch of your finger Store & Manage Files Securely: Integrate with popular cloud apps and safely store your important files so you can pick up where you left off. • Built-in file manager: Rename, copy, move, or delete docs and folders locally • Cloud integration: Sync your files directly on iCloud, OneDrive, Google Drive and Dropbox to view in multiple devices • Protected features: Protect your PDF files with password encryption and unlock your protected PDF with PDF password remover tool Upgrade to Xodo Mobile Subscription: Get unlimited access to all 30+ tools with custom toolbar for quick access. • Free trial available in supported regions • Convert PDF to MS Office (Word, Excel, PowerPoint) • Remove sensitive content with PDF Redaction tool • High compression file size • Easily merge multiple documents to a single PDF • Create fillable PDF forms to fill out and sign while you're on the go • Support Smart pen to streamline and enhance note taking experience • Annotate in Reader mode - When viewing a PDF in reader mode, you can highlight, underline and strikeout text. • View and manage files with nesting layers - PDFs that include multi-level layers can be viewed individually • Scanned images can save as PDFs with searchable text (OCR) option • Flexible monthly and annual subscription options • Cancel anytime For Support and Feedback: support@xodo.com Visit Homepage: xodo.com Xodo is powered by Apryse | https://apryse.com

About

3D PDF Viewer

View and interact with 3D models embedded in PDF files on your mobile device. Easily zoom, pan, and rotate models using intuitive multi-touch gestures. Load files directly from cloud storage services like Dropbox and Google Drive.

Highlights
  • 3D PDF model rendering (.prc)
  • Multi-touch gestures (zoom, pan, rotate)
  • Import from cloud storage
  • Open password-protected PDFs
  • Integrated Box and Dropbox browsing
  • Supports meshes and colors
Read full description

3D PDF Viewer is a lightweight 3D PDF document viewer with powerful capabilities. 3D PDF Viewer extends the use of 3D PDF to mobile devices by providing the user ability to view and interact with 3D models stored in 3D PDF files. User can easily zoom, pan and rotate 3D model with multi-touch gestures. The application recognises .pdf file extension and user can choose to load .pdf files into this application directly from other applications like email client, web downloads, FTP, Dropbox, Google Drive, Box and any other cloud storage applications. 3D PDF Viewer is integrated with Box and Dropbox cloud storage allowing user to directly browse files on Box.com and Dropbox.com storage in the application itself. Three sample 3D PDFs are bundled with the application. 3D PDF Viewer current version contains following features: - 3D PDF model rendering (.prc files) - Multi-touch gestures like zoom, pan, rotate and fit to screen - Import models from email attachment, Dropbox, Google Drive, Box or any other cloud storage application. - Open password protected pdf files. - Easy file browsing for Box and Dropbox user (Box and Dropbox cloud storage is natively integrated with the application). - Supports meshes and colors. Please do send your feedback to us 3DPDFViewer.iOS@ProtoTechSolutions.com

Screenshots

PDF Reader & Editor | Xodo4 screens
3D PDF Viewer4 screens

Verdict

The call

The clearest difference is review sentiment: PDF Reader & Editor | Xodo at 56% against 3D PDF Viewer's 0%. PDF Reader & Editor | Xodo also leads on rating (4.4 vs 1.5) and update cadence (every 2 weeks vs every 10 months). 3D PDF Viewer's advantage is in-app purchases (none vs 7). On price, ads, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. PDF Reader & Editor | Xodo sells 6 in-app purchases, starting at $11.99 per month. 3D PDF Viewer asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

PDF Reader & Editor | Xodo holds the better App Store score, 4.4 against 1.5. That said, the two scores are not equally well evidenced: PDF Reader & Editor | Xodo has 1.7K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 56% of PDF Reader & Editor | Xodo's written reviews are positive against 0% of 3D PDF Viewer's.

UpkeepUpdate frequency

PDF Reader & Editor | Xodo ships an update every 2 weeks, 3D PDF Viewer every 10 months. The most recent releases landed on September 25, 2026 and June 4, 2026 respectively.

Scorecard6 real differences · 4 level
PDF Reader & Editor | Xodo versus 3D PDF Viewer: the parameters behind the verdict, then further details
ParameterPDF Reader & Editor | Xodo3D PDF Viewer
PriceFreeFree
Rating4.4 (1.7K ratings) — better1.5 (2 ratings)
Positive reviews55.5% of reviews — better0.0% of reviews
Number of ratings1.7K — better2
Update frequencyEvery 2 weeks — betterEvery 10 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.015.6 — better
Further details — not scored
Size101 MB21 MB
Age rating4+4+
DeveloperXodo Technologies Inc.ProtoTech Solutions and Services Pvt. Ltd.

Customer experience

PDF Reader & Editor | Xodo

All ratings1,685 ratings
Positive83.2%
Neutral4.6%
Negative12.2%
Written reviews1,012 reviews
Positive55.5%
Neutral12.4%
Negative32.1%

3D PDF Viewer

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews23 reviews
Positive0.0%
Neutral4.3%
Negative95.7%

Bugs and requests

PDF Reader & Editor | Xodo

Reported bugs

5 issues
  • Disappearing annotations
  • Inability to open saved files
  • Frequent crashes and freezes
  • Syncing issues with cloud storage
  • Incompatibility with iOS 14 updates

Requested features

6 requests
  • Add manual zoom percentage
  • Improve Apple Pencil support
  • Implement better page navigation
  • Allow exporting annotations
  • Add split-screen support on iPad
Show 1 more
  • Improve text editing and alignment

3D PDF Viewer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

PDF Reader & Editor | Xodo

Subscriptions6
  • Xodo Mobile (Monthly)3 Days trial$11.991 Month
  • Xodo PDF Converter & Editor3 Days trial2 variants$11.991 Month
  • Xodo PDF Converter & Editor3 Days trial$39.991 Year
Show 3 more
  • Xodo Mobile (Yearly)1 Year trial$107.991 Year
  • Xodo Mobile (Yearly)7 Days trial$107.991 Year
  • Xodo Pro (Yearly)7 Days trial$107.991 Year
None

3D PDF Viewer

No in-app purchases

Questions

Is PDF Reader & Editor | Xodo free?
PDF Reader & Editor | Xodo is free to download, with in-app purchases available.
Is 3D PDF Viewer free?
3D PDF Viewer is free to download, with no in-app purchases.
Which has better reviews, PDF Reader & Editor | Xodo or 3D PDF Viewer?
PDF Reader & Editor | Xodo is rated higher. PDF Reader & Editor | Xodo averages 4.4 out of 5 from 1.7K ratings, while 3D PDF Viewer averages 1.5 from 2 ratings.
Do PDF Reader & Editor | Xodo or 3D PDF Viewer have ads?
Neither PDF Reader & Editor | Xodo nor 3D PDF Viewer shows ads.
Which is updated more often, PDF Reader & Editor | Xodo or 3D PDF Viewer?
PDF Reader & Editor | Xodo ships an update every 2 weeks, and 3D PDF Viewer every 10 months. Most recently, PDF Reader & Editor | Xodo was updated on September 25, 2026 and 3D PDF Viewer on June 4, 2026.

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