Comparison

PixelCalc vs PDF to JPEG ™

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

Head to head
About

PixelCalc

This tool helps graphic designers and others convert image dimensions between pixels and inches at various resolutions. It also features a proportional calculator for accurate resizing and reference charts for print sizes and camera settings.

Highlights
  • Pixel to Inch conversion
  • Inch to Pixel conversion
  • Resolution adjustment
  • Proportional calculator for resizing
  • Print size reference charts
  • Camera shutter speed chart
Features
Read full description

PixelCalc is a very convenient tool for anyone working with digital images, whether from a Camera, scanner or other input device. It is especially useful for graphic designers who work with both Web and Print media. Either of these two areas of media frequently require conversions from Pixels to Inches and Inches to Pixels along with a desired Resolution (i.e. hi-res, medium-res or low-res). Now includes a Proportional Calculator and useful Reference Charts. Proportional Calculator The Proportional Calculator will instantly calculate enlargements or reductions of images, photos, artwork, layouts, or any kind of design. Basically, anything that needs to be resized accurately while maintaining perfect proportions, the Proportional Calculator will do it. Contains the following handy reference charts: -Maximum Print Size per Megapixels (different resolutions) -Maximum Print Sizes (in inches) by Megapixels @ 300ppi -Shutter Speed Chart (Useful camera tool for perfect shots!) -See the charts in the app for detailed reference information

About

PDF to JPEG ™

Easily transform PDF documents into high-quality JPG images. This user-friendly tool supports conversion from various sources, allows direct sharing and printing of images, and maintains a history of your past conversions for quick access.

Highlights
  • Convert PDFs to JPG/JPEG
  • Share converted images
  • Print converted files
  • Conversion history
  • Convert from URL, Files, or iCloud
Features
Read full description

Convert your PDF documents into high-quality JPG/JPEG images with ease using the PDF to JPEG/JPG Converter app. This powerful and user-friendly tool is designed to make your file conversion process as smooth as possible. Whether you need to convert a single page or an entire document, our app handles it all with efficiency. Key Features: Easy Conversion: Convert PDFs to JPG/JPEG quickly and easily. Share: Share your converted images directly from the app. Print: Print your converted files with a single tap. History: Keep track of your past conversions and access them anytime. Multiple Sources: Convert PDFs from URL, Files app, or iCloud. With the PDF to JPG/JPEG Converter, managing your documents has never been easier. Save time and increase your productivity by converting your files on the go. Our intuitive interface ensures a hassle-free experience, making it ideal for both personal and professional use. PDF to JPEG/JPG Converter app is free. You can use it forever, at no cost. However, PDF to JPEG/JPG Converter does offer premium features for its subscribers. If you decide to purchase an upgrade, you will unlock additional features. Terms of Use: https://kociapp.github.io/PDF-to-JPG/term-of-use Privacy Policy: https://kociapp.github.io/PDF-to-JPG/privacy-policy

Screenshots

PixelCalc4 screens
PDF to JPEG ™3 screens

Verdict

The call

The clearest difference is price: PDF to JPEG ™ at Free against PixelCalc's $2.99. PDF to JPEG ™ also leads on review sentiment (83% vs 42%). PixelCalc's advantage is in-app purchases (none vs 4) and ads (none vs shown). On update cadence 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

PDF to JPEG ™ is free to download; PixelCalc costs $2.99 up front. PDF to JPEG ™ sells 4 in-app purchases, starting at $1.99 per 7 days. PixelCalc asks for nothing beyond the download.

UpkeepUpdate frequency

PixelCalc ships an update every 3 months, PDF to JPEG ™ every 2 months. The most recent releases landed on November 1, 2026 and October 22, 2026 respectively.

Scorecard6 real differences · 4 level
PixelCalc versus PDF to JPEG ™: the parameters behind the verdict, then further details
ParameterPixelCalcPDF to JPEG ™
Price$2.99Free — better
Rating—4.4 (43 ratings) — better
Positive reviews41.7% of reviews83.3% of reviews — better
Number of ratings—43 — better
Update frequencyEvery 3 monthsEvery 2 months — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better15.0
Further details — not scored
Size4 MB13 MB
Age rating4+4+
DeveloperJohn LullieAndy Sutanto

Customer experience

PixelCalc

Written reviews12 reviews
Positive41.7%
Neutral16.7%
Negative41.7%

PDF to JPEG ™

All ratings44 ratings
Positive81.8%
Neutral9.1%
Negative9.1%
Written reviews12 reviews
Positive83.3%
Neutral8.3%
Negative8.3%

In-app purchases

None

PixelCalc

No in-app purchases

4 purchases

PDF to JPEG ™

Subscriptions2
  • Convert PDF to JPG Pro$1.997 Days
  • PDF to JPG Converter Pro - 1Y3 Days trial$19.991 Year
One-time2
  • Offering for New User$19.99
  • PDF to JPG Converter Pro$39.99

Questions

Is PixelCalc free?
PixelCalc costs $2.99, with no in-app purchases.
Is PDF to JPEG ™ free?
PDF to JPEG ™ is free to download, with in-app purchases available.
Do PixelCalc or PDF to JPEG ™ have ads?
PDF to JPEG ™ shows ads; PixelCalc does not.
Which is updated more often, PixelCalc or PDF to JPEG ™?
PixelCalc ships an update every 3 months, and PDF to JPEG ™ every 2 months. Most recently, PixelCalc was updated on November 1, 2026 and PDF to JPEG ™ on October 22, 2026.

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