Comparison

vdrHD vs PDF Studio

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

Head to head
About

vdrHD

Control your vdr device remotely with this app. It offers a virtual remote with two keyboards, program overviews, detailed EPG information, and the ability to manage timers.

Highlights
  • Virtual remote control with two keyboards
  • Transmitter overview with live or database program data
  • EPG overview and detailed program view
  • Customizable favorites list
  • Timer management (create, edit, delete)
Features
Read full description

vdrHD more than one remote control for a vdr? What is the vdrHD app? vdrHD uses the RESTful API plugin a vdr to contact a vdr. Current functions from vdrHD are: * A remote control with 2 keyboards * Transmitter Overview: with a quick overview of the current program    - Live or database supported. * Epg overview of an individual transmitter / channel * Epg detailed view of individual programs * Own favorites list    - The transmitter switch and Epg Data View * An overview of all timer   - Create / Edit / Delete vdrHD and vdr RESTful API Prerequisite for the function of the app (vdrhd) is that the vdr-plugin-restfulapi plugin on your vdr Installs. Some distributions, such as yavdr (from 0.5), which is inherently the case. For more information about RESTful API on the vdrhd.de site.

About

PDF Studio

This app offers a comprehensive suite of tools for managing PDF files on your iPhone. It allows you to edit, compress, convert, scan, protect, and organize your documents entirely on your device for maximum privacy.

Highlights
  • Edit and organize PDF pages
  • Convert PDF to Text, HTML, Excel, JPG, PNG, BMP
  • Compress PDF file size
  • Merge and split PDF documents
  • Scan documents with camera
  • Add password protection and signatures
  • Convert images to PDF
Features
Read full description

PDF Studio: PDF Converter is your complete PDF editor, scanner, and file converter for iPhone. It brings all the essential PDF tools together in one fast, simple, and powerful app. Whether you want to compress, merge, split, convert, protect, organize, or scan documents, PDF Studio makes it easy. Everything is processed entirely on your device, ensuring complete privacy with no internet required. PDF Studio includes every major tool you need: • PDF Editor – Modify and organize your PDF pages • PDF Converter – Convert PDF to Text, HTML, Excel (CSV), JPG, PNG, BMP • Compress PDF – Reduce file size while maintaining quality • Merge PDF – Combine multiple PDFs into a single file • Split PDF – Separate pages or create new documents • Image to PDF – Turn photos and scans into professional PDFs • PDF Scanner – Scan documents using your camera • PDF Reader – Fast and smooth PDF viewing • Protect PDF – Add password protection • Unlock PDF – Remove existing passwords • Sign PDF – Add your handwritten signature • Watermark PDF – Insert custom text or image watermarks • Remove Pages – Instantly delete pages • Extract Pages – Save selected pages as a new PDF • Add Page – Insert blank or image-based pages • Rearrange PDF – Easily reorder pages • Rotate PDF – Rotate one or multiple pages • Crop PDF – Trim unwanted areas • Page Numbers – Add customizable numbering • PDF to Image – Export pages to JPG, PNG, or BMP • Image Conversion – Convert images to PNG, JPG, or BMP • Create ZIP – Compress multiple files into a ZIP archive • Extract ZIP – Open and extract ZIP files Advanced conversion tools include: • PDF to Text for easy copying • PDF to HTML for web-friendly formatting • PDF to Excel (CSV) for data extraction • PDF to JPG, PNG, BMP for high-quality image export • PNG, JPG, BMP to PDF for easy document creation This makes PDF Studio ideal for business, schoolwork, office documents, scanned files, photos, receipts, and more. Why Choose PDF Studio: PDF Converter? • 100% Offline Processing – Files stay on your device • No Subscriptions – One-time purchase unlocks everything • Fast and Secure – No uploads, no servers, complete privacy • Easy to Use – Clean and intuitive design • Full Featured – Replace multiple PDF apps with one Perfect For • Students needing PDF notes, homework, and scanned pages • Professionals working with contracts, forms, and reports • Anyone who needs a fast, reliable, and private PDF editor and converter Supported Devices • iPhone

Screenshots

vdrHD4 screens
PDF Studio4 screens

Verdict

The call

The clearest difference is review sentiment: PDF Studio at 100% against vdrHD's 50%. PDF Studio also leads on price (Free vs $0.99) and update cadence (monthly vs every 10 months). vdrHD's advantage is ads (none vs shown) and device support (3 vs 1). On in-app purchases 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

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

UpkeepUpdate frequency

vdrHD ships an update every 10 months, PDF Studio monthly. The most recent releases landed on November 1, 2026 and November 5, 2026 respectively.

Scorecard7 real differences · 3 level
vdrHD versus PDF Studio: the parameters behind the verdict, then further details
ParametervdrHDPDF Studio
Price$0.99Free — better
Rating—5.0 (2 ratings) — better
Positive reviews50.0% of reviews100.0% of reviews — better
Number of ratings—2 — better
Update frequencyEvery 10 monthsMonthly — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS12.0 — better17.0
Further details — not scored
Size14 MB46 MB
Age rating4+4+
DeveloperStefan GlaserAsha Vaghasiya

Customer experience

vdrHD

Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

PDF Studio

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

vdrHD

No in-app purchases

None

PDF Studio

No in-app purchases

Questions

Is vdrHD free?
vdrHD costs $0.99, with no in-app purchases.
Is PDF Studio free?
PDF Studio is free to download, with no in-app purchases.
Do vdrHD or PDF Studio have ads?
PDF Studio shows ads; vdrHD does not.
Which is updated more often, vdrHD or PDF Studio?
vdrHD ships an update every 10 months, and PDF Studio monthly. Most recently, vdrHD was updated on November 1, 2026 and PDF Studio on November 5, 2026.

Other comparisons