Comparison

PDF Reader vs RDS Info

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

Head to head
About

PDF Reader

This app offers a superior PDF reading experience with its innovative Liquid Mode, which optimizes documents for mobile screens. It also provides robust tools for annotating, signing, managing, and sharing your PDF files, catering to both work and study needs.

Highlights
  • Liquid Mode for optimized mobile reading
  • Annotation tools (pencil, text, highlighting)
  • Handwritten signature insertion
  • File management (move, merge, copy, delete)
  • Cloud service integration (Wondershare, iCloud)
  • Create blank PDFs and folders
Features
Read full description

PDFelement - PDF Reader is a PDF reader using the latest technology. The newly connected Liquid Mode function allows you to enjoy the best reading experience. In addition, there are various annotation tools, file management, signature, Various functions such as cloud services can meet your PDF needs in work and study. PDF VIEWER • Liquid Mode gives you the best PDF reading experience • Star files to find them quickly • Easily locate recently accessed files in the "Recent" list. • Enter the page number to navigate to the desired page for viewing LIQUID MODE • Get the best PDF Reading experience with Liquid Mode • PDF document fully fits the mobile phone screen, no need to zoom in and out repeatedly. • Easily adjust brightness, font size,style, and spacing. ANNOTATE • Using Pencil to annotate like writing on the paper • Add text annotations, freely modify the text and background, border colors, choose the appropriate font and font size. • Supports many annotating tools like highlighting, underlining, squiggly lines, or strikethroughs. MANAGE • Move, merge, copy or delete files SIGNATURE • Enables handwritten signatures to be inserted anywhere within the document, while also offering the ability to zoom in and out for greater flexibility. • Built-in commonly used stamps CREATE • Quickly create completely blank PDF documents • Creat blank folders. SHARE • Sharing document content with others is just a click away with capture feature. • Select sentence(s) or pragraph(s) to share CLOUD SERVICE • PDF Reader supports uploading or downloading docs via computer, Wondershare document cloud and iCloud. Please note that this app only supports editing native PDF files. It does not support editing scanned or raster PDF. If you find you cannot edit text in PDF, please check if it is scanned PDF. Thank you! ---------------------------------------------------------------------------------------- Need HELP? Please contact us! We'll feedback to you ASAP. Email: pdfelement@wondershare.com Support Center: http://support.wondershare.com Forum: http://forum.pdf.wondershare.com Official Website: https://pdf.wondershare.com If you think this App helps you, your positive review in the App Store would be much appreciated.

About

RDS Info

Features
Read full description

RDS Info - Affichage Dynamique RDS Info transforme vos écrans en panneaux d'affichage professionnels. Diffusez vos contenus simplement, où que vous soyez. Gestion centralisée Contrôlez tous vos écrans depuis une seule interface. Contenus variés Images, vidéos, pages web, actualités, météo, documents. Mise à jour instantanée Vos modifications s'affichent immédiatement. Programmation flexible Planifiez vos contenus par horaire ou événement. Fiable et sécurisé Connexion sécurisée, fonctionne hors ligne, redémarrage automatique.

Screenshots

PDF Reader4 screens
RDS Info2 screens

Verdict

The call

The clearest difference is update cadence: RDS Info at every 4 weeks against PDF Reader's every 2 months. On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

PDF Reader ships an update every 2 months, RDS Info every 4 weeks. The most recent releases landed on October 18, 2026 and October 10, 2026 respectively.

Scorecard1 real difference · 9 level
PDF Reader versus RDS Info: the parameters behind the verdict, then further details
ParameterPDF ReaderRDS Info
PriceFreeFree
Rating4.3 (3.9K ratings) — better—
Positive reviews76.7% of reviews—
Number of ratings3.9K — better—
Update frequencyEvery 2 monthsEvery 4 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size173 MB48 MB
Age rating4+4+
DeveloperWondershare Technology (Hunan) Co.,Ltd.REXER RAGAVAN

Bugs and requests

PDF Reader

Reported bugs

4 issues
  • Text boxes appearing randomly
  • Inability to select/edit text in some PDFs
  • Scrolling issues and page loading delays
  • Incompatibility with certain PDF formats

Requested features

5 requests
  • Ability to edit text formatting (font, size, color)
  • Support for multiple open documents
  • Improved Apple Pencil integration
  • Bookmark/favorite feature for frequently used PDFs
  • Expanded cloud storage integration (OneDrive, Google Drive, etc.)

RDS Info

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

PDF Reader

No in-app purchases

None

RDS Info

No in-app purchases

Questions

Is PDF Reader free?
PDF Reader is free to download, with no in-app purchases.
Is RDS Info free?
RDS Info is free to download, with no in-app purchases.
Do PDF Reader or RDS Info have ads?
Neither PDF Reader nor RDS Info shows ads.
Which is updated more often, PDF Reader or RDS Info?
PDF Reader ships an update every 2 months, and RDS Info every 4 weeks. Most recently, PDF Reader was updated on October 18, 2026 and RDS Info on October 10, 2026.

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