Comparison

objManager HD vs PDF

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

Head to head
About

objManager HD

View and explore 3D models on your mobile device without an internet connection. Save, render, and share your creations with advanced viewing tools and HD quality.

Highlights
  • Offline .obj file viewing
  • HD rendering with filters
  • Customizable background and lighting
  • Zoom, rotate, and pan controls
  • Cloud sharing integration
  • Import from web links and cloud services
Features
Read full description

"objManager HD" is a Wavefront .OBJ file viewer (3D models with .obj + .mtl file extension). With "objManager HD" you will have the ability to: 1) save your 3D models on your mobile device 2) display the 3D models in any times and under any working condition (no Internet connection is required) 3) create images of your 3D model using the HD rendering procedure (with anti-aliasing and image enhancement filters) 4) choose the background color 5) move the light where You want in the 3D world The software does not need an internet connections: each 3D model is stored in your mobile device (using the technology "iTunes File Sharing" or "Open In") and can be read and visualized by objManager. objManager works like the integrated image viewer of the device, you can then: - ZOOM IN / ZOOM OUT the 3D model by dragging two fingers on the screen or using the ZOOM controls - Rotate the 3D model (ROTATE TOOL) by dragging a finger across the screen - Move the 3D model (PAN TOOL) using the PAN controls - Load the 3D model (from the obj files archive of objManager HD; 3D models are displayed in alphabetical order into the "obj Archive" of "objManager HD") - Save an infinite number of 3D models into the "obj Archive" of "objManager HD" (until the physical memory of the device is ended) - Share 3D models ( .obj files ) with File, Google Drive, DROPBOX, iFolders Safe, etc... or from iCloud Drive or other installed apps (cloud sharing: OUT) - Import 3D models from the web links, email attachments, File, Google Drive, DROPBOX, iFolders Safe, iCloud Drive or other installed apps (cloud sharing: IN) Compatibility with: 1) Maya 3D 2) Blender 3) 3D Studio 4) Finger3D 5) FingerCAD 6) Unity 7) 3D modeling software with export to .obj feature (or .obj + .mtl) If "objManager HD" is not enough for your aim, try the complete 3D modeler: Finger3D HD. "objManager HD" can also be used to view the .obj + .mtl models created with Finger3D HD in full screen (with orientation: Portrait).

About

PDF

Features
Read full description

PDF-Scanner & Tools is a simple, private PDF toolkit for everyday documents. Scan pages with your camera, merge files, shrink large PDFs, convert between formats, organize pages, and lock sensitive files with a password โ€” all processed on your device. WHY PDF-Scanner & Tools โ€ข Private by design โ€” your PDFs and photos are not uploaded to our servers for processing โ€ข Fast tools for daily work, school, and personal paperwork โ€ข Clean, easy interface in English and Arabic (full RTL) โ€ข Free to use, with optional ads SCAN & CREATE โ€ข Scan to PDF โ€” capture multiple photos and build one clean document โ€ข JPG to PDF โ€” turn photos into a shareable PDF ORGANIZE โ€ข Merge PDF โ€” combine files in the order you want โ€ข Split, extract, delete, rotate, and reorder pages โ€ข Add page numbers or a text watermark OPTIMIZE & CONVERT โ€ข Compress PDF โ€” smaller files while keeping text sharp โ€ข PDF to JPG, Word to PDF, PDF to Word, Excel to PDF SECURE โ€ข Protect PDF โ€” add a password so only you can open it

Screenshots

PDF4 screens

Verdict

The call

The clearest difference is price: PDF at Free against objManager HD's $0.99. PDF also leads on update cadence (every 4 days vs every 38 months) and device support (3 vs 1). objManager HD's advantage is ads (none vs shown). On in-app purchases and iOS requirement there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

PDF is free to download; objManager HD costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

objManager HD ships an update every 38 months, PDF every 4 days. The most recent releases landed on October 7, 2026 and October 14, 2026 respectively.

Scorecard4 real differences ยท 4 level
objManager HD versus PDF: the parameters behind the verdict, then further details
ParameterobjManager HDPDF
Price$0.99Free โ€” better
Positive reviews0.0% of reviewsโ€”
Update frequencyEvery 38 monthsEvery 4 days โ€” better
AdsNo โ€” betterYes
In-app purchasesNoNo
MonetizationPaidโ€”
DevicesiPadiPhone, iPad, iPod โ€” better
Requires iOS16.615.0 โ€” better
Further details โ€” not scored
Size3 MB12 MB
Age rating4+4+
DeveloperGianluca NataliniAbdulrazaq Alonazi

In-app purchases

None

objManager HD

No in-app purchases

None

PDF

No in-app purchases

Questions

Is objManager HD free?
objManager HD costs $0.99, with no in-app purchases.
Is PDF free?
PDF is free to download, with no in-app purchases.
Do objManager HD or PDF have ads?
PDF shows ads; objManager HD does not.
Which is updated more often, objManager HD or PDF?
objManager HD ships an update every 38 months, and PDF every 4 days. Most recently, objManager HD was updated on October 7, 2026 and PDF on October 14, 2026.

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