Comparison

SWT Car Link vs PDF Converter ©

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

Head to head
About

SWT Car Link

Control your car's audio system and view its information directly from your mobile device. Manage radio, USB, SD, and Bluetooth playback with an intuitive interface. Adjust sound effects and switch the player on/off with a single tap.

Highlights
  • Control car player functions
  • View car player information
  • Radio interface
  • USB/SD player interface
  • Bluetooth playback
  • Adjust sound effects
  • One-button player switch
Features
Read full description

SWT Car Link is an application that supports mobile phones to control the car player and view car player information. The function of the car player button can be realized by the mobile phone, and the information of each function of the car player can be viewed. Special feature: 1. The radio interface is beautiful and simple, easy to operate ; 2. USB, SD player interface is intuitive and convenient, with ID3 information at the same time ; 3. The bluetooth interface is convenient and fast, the song list can play the required songs at will.; 4. Support mobile phone one-button switch car player, support mobile phone to adjust car player sound effects, easily experience various functions. Continued use of GPS running in the background can dramatically decrease battery life.

About

PDF Converter ©

This app is a comprehensive PDF tool for converting, editing, and managing your documents. Easily transform various file types into PDFs, add signatures, extract text from images, and merge files into a single document. Share your creations seamlessly.

Highlights
  • Convert photos to PDF
  • Convert Word files to PDF
  • Add signatures to PDFs
  • Extract text from images
  • Merge multiple files into one PDF
  • Supports wide range of formats
Features
Read full description

PDF Converter © is a powerful and easy-to-use PDF tool that helps you convert, edit, and manage your PDF files—all in one place. Whether for work, study, or daily use, this app makes handling PDFs simple and efficient. Key Features: - PDF Conversion Made Easy: Convert anything to PDF in seconds. From Word documents, images, photos, and invoices to resumes, reports, and web pages—everything is just a tap away. • Convert photos to PDF • Image to PDF in seconds • Convert Word files to PDF • DOC to PDF made easy • Turn resumes into PDFs • Convert invoices to PDF • Create PDFs from almost anything - PDF Editing: Add signatures, insert pages, annotate text, and make changes directly within our app. - Text & Image Recognition: Extract text from images or documents and recognize content instantly for editing or saving. - Merge & Link: Combine multiple files into a single PDF and insert clickable links or URLs effortlessly. - Edit, Convert & Share Instantly: From simple edits to full conversions and file sharing, do it all seamlessly in one app. - Supports a Wide Range of Formats: Compatible with PDF, JPG, PNG, DOC, DOCX, RTF, PPT, PPTX, XLS, XLSX, TXT, HEIC, XPS, ODT, and more. About payment Auto-rewable subscription $6.99 per week for a weekly subscripotion $6.99 per week for a weekly subscripotion with 3-Day free trial $14.99 per month for a monthly subscription $39.99 per year for a yearly subscrioption $39.99 for a lifetime subscription Subscription renewal terms: * Payment will be charged to iTunes Account at confirmation of purchases. * Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. * Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. * Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. Terms & Privacy - Terms of Use: https://flexitechstudio.com/terms - Privacy Policy: https://flexitechstudio.com/privacy Support You can help us by reporting bugs and requesting features via https://flexitechstudio.com/support

Screenshots

SWT Car Link4 screens
PDF Converter ©4 screens

Verdict

The call

The clearest difference is rating: PDF Converter © at 4.5 against SWT Car Link's 2.5. PDF Converter © also leads on update cadence (fortnightly vs every 2 months) and ratings volume (101 vs 30). SWT Car Link's advantage is in-app purchases (none vs 6) and ads (none vs shown). On price, review sentiment 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. PDF Converter © sells 6 in-app purchases, starting at $6.99 per 7 days. SWT Car Link asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

PDF Converter © holds the better App Store score, 4.5 against 2.5. Both are backed by a comparable volume of ratings — 30 and 101 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

UpkeepUpdate frequency

SWT Car Link ships an update every 2 months, PDF Converter © fortnightly. Both last shipped on November 3, 2026.

Scorecard7 real differences · 3 level
SWT Car Link versus PDF Converter ©: the parameters behind the verdict, then further details
ParameterSWT Car LinkPDF Converter ©
PriceFreeFree
Rating2.5 (30 ratings)4.5 (101 ratings) — better
Positive reviews0.0% of reviews0.0% of reviews
Number of ratings30101 — better
Update frequencyEvery 2 monthsFortnightly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPod
Requires iOS9.0 — better15.6
Further details — not scored
Size27 MB53 MB
Age rating4++17
Developer志林 刘Smart Technology by Flexi

Customer experience

SWT Car Link

All ratings23 ratings
Positive39.1%
Neutral8.7%
Negative52.2%
Written reviews9 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

PDF Converter ©

All ratings101 ratings
Positive86.1%
Neutral3.0%
Negative10.9%
Written reviews42 reviews
Positive0.0%
Neutral2.4%
Negative97.6%

Bugs and requests

SWT Car Link

Not enough reviews yet to summarise bugs or requests.

PDF Converter ©

Reported bugs

2 issues
  • Cannot unsubscribe
  • Charges after cancellation

Requested features

4 requests
  • Clearer saving/exporting steps
  • Option to name converted PDFs
  • Free version with ads
  • More upfront information about costs

In-app purchases

None

SWT Car Link

No in-app purchases

6 purchases

PDF Converter ©

Subscriptions4
  • Unlimited Weekly VIP$6.997 Days
  • Unlimited Weekly3DayTrail VIP3 Days trial$6.997 Days
  • Unlimited Monthly VIP$14.991 Month
Show 1 more
  • Unlimited Yearly VIP$39.991 Year
One-time2
  • PDF Converter VIP Lifetime$39.99
  • VIP Unlimited Lifetime$59.99

Questions

Is SWT Car Link free?
SWT Car Link is free to download, with no in-app purchases.
Is PDF Converter © free?
PDF Converter © is free to download, with in-app purchases available.
Which has better reviews, SWT Car Link or PDF Converter ©?
PDF Converter © is rated higher. SWT Car Link averages 2.5 out of 5 from 30 ratings, while PDF Converter © averages 4.5 from 101 ratings.
Do SWT Car Link or PDF Converter © have ads?
PDF Converter © shows ads; SWT Car Link does not.
Which is updated more often, SWT Car Link or PDF Converter ©?
SWT Car Link ships an update every 2 months, and PDF Converter © fortnightly. Most recently, SWT Car Link was updated on November 3, 2026 and PDF Converter © on November 3, 2026.

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