Comparison

S vs PDF Extractor

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

Head to head
About

S

This professional mobile surveillance software allows you to remotely monitor and manage your DVR, IPC, and NVR devices. View live feeds, control PTZ cameras, access alarm recordings, and manage device settings all from your smartphone.

Highlights
  • Remote device management
  • Real-time video preview
  • PTZ camera control
  • Alarm event recording
  • User and password management
  • Device settings configuration
Read full description

S-Link is a professional mobile video surveillance software with designated DVR, IPC, NVR and other functions. Features: Register and log in, change password, forget password Modify device (modify device name, user name, password) Device settings (password management, time settings, device information) Real-time preview (walkie-talkie, monitoring, playback, PTZ control, etc.) Cloud events (alarm record file storage) photo album About (App version information display) User management (modify user password. Delete or logout)

About

PDF Extractor

Extract text, tables, and images from PDFs securely on your device. Offers on-device OCR for scanned documents and rebuilds content as editable Markdown. Includes project management for revisited extractions.

Highlights
  • On-device OCR for scanned PDFs
  • Extracts text, tables, and images
  • Rebuilds content as Markdown
  • Supports password-protected PDFs
  • Project management for revisited imports
  • Batch ZIP export
Features
Read full description

Pull the text, tables and images out of any PDF โ€” entirely on your device. Nothing is uploaded, so private documents stay private. PDFExtract reads a PDF's own text layer when it has one, and falls back to on-device OCR when it doesn't. Either way it rebuilds what it finds as clean Markdown you can paste straight into your notes, docs or knowledge base. Every import becomes a project you can reopen, review and run again with different settings. WHAT IT DOES - Import standard and password-protected PDFs - Extract the text layer from selectable PDFs - On-device OCR for scanned and image-only pages - Rebuild detected tables as real Markdown tables - Pull embedded images out of pages at their original resolution - Preview the original PDF, the extracted images and the rendered Markdown - Copy Markdown, share it as a file, or export a whole project as a ZIP - Tune OCR: recognition level, render resolution up to 600 DPI, recognition languages, automatic language detection and language correction - Choose the Markdown output style, page headings and document title - Keep every import as a project you can revisit and re-extract WHAT'S FREE - Text, Markdown and OCR for the first 5 pages of a document - The first 10 extracted images of a project - Every OCR and Markdown setting - Copy the Markdown or share it as a file PDFEXTRACT PRO UNLOCKS - Every page of a document, however long it runs - Every extracted image, unblurred and shareable - Tables rebuilt as Markdown tables instead of run-together lines - Batch ZIP export of the Markdown and all extracted images SUBSCRIPTION DETAILS PDFExtract Pro is available as a monthly subscription, a yearly subscription, or a one-time Lifetime purchase. - Monthly: auto-renews every month - Yearly: auto-renews every year - Lifetime: a single payment, never renews Prices are shown in the app and vary by region. Payment is charged to your Apple Account at confirmation of purchase. A subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period, and your account is charged for renewal within 24 hours of the period ending. You can manage or cancel a subscription any time in your Apple Account settings. PRIVACY PDF parsing, OCR, layout analysis and table recognition all run locally on your device. Your documents are never uploaded to a server. Privacy Policy: https://www.mzjpg.com/policy/pdfextract Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

S4 screens
PDF Extractor4 screens

Verdict

The call

The clearest difference is review sentiment: PDF Extractor at 100% against S's 0%. PDF Extractor also leads on device support. S's advantage is in-app purchases (none vs 3) and iOS requirement (9.0 vs 18.0). On price 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

Both are free to download. PDF Extractor sells 3 in-app purchases, starting at $4.99 per month. S asks for nothing beyond the download.

Scorecard5 real differences ยท 3 level
S versus PDF Extractor: the parameters behind the verdict, then further details
ParameterSPDF Extractor
PriceFreeFree
Positive reviews0.0% of reviews100.0% of reviews โ€” better
Update frequencyโ€”Every 5 months
Adsโ€”Yes
In-app purchasesNo โ€” betterYes
MonetizationFree โ€” betterFree with in-app purchases
Devicesโ€”iPhone, iPad โ€” better
Requires iOS9.0 โ€” better18.0
Further details โ€” not scored
Size38 MB79 MB
Age rating4+4+
DeveloperYin You YuannDajiale

Customer experience

S

Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

PDF Extractor

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

S

No in-app purchases

3 purchases

PDF Extractor

Subscriptions2
  • Monthly$4.991 Month
  • Yearly$19.991 Year
One-time1
  • PDFExtract Pro โ€” Lifetime$49.99

Questions

Is S free?
S is free to download, with no in-app purchases.
Is PDF Extractor free?
PDF Extractor is free to download, with in-app purchases available.

Other comparisons