Comparison

PDF Reflow vs Quadrix

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

Head to head
About

PDF Reflow

Read PDF and Word documents on your phone with a mobile-optimized layout. It reformats documents to fit your screen width, preserving original fonts, colors, and graphics. Features include text search, selection, and adjustable text size.

Highlights
  • Mobile-optimized PDF and Word reading
  • Reflows text to fit screen width
  • Preserves original fonts, colors, and graphics
  • Text search and selection
  • Adjustable text size up to 300%
Features
Read full description

Reading PDFs on your phone shouldn’t feel like work. PDF Reflow transforms PDFs and Word documents into a clean, phone-friendly reading experience. No more tiny text, constant pinching, horizontal scrolling, or multi-column pages that don’t fit your screen. The latest version uses AI-powered page analysis to better understand each document’s layout, including text, graphics, figures, tables, and mathematical formulas. It then reorganizes the content into a natural vertical flow while preserving the document’s structure and visual context. PDF Reflow is ideal for: • Research papers • Reports and manuals • Articles • Word documents • Technical and scientific PDFs • Documents with figures, tables, colors, and formulas Features include: • AI-powered page and layout analysis • Comfortable, screen-width reading • Text selection and highlighting • Search within documents • Adjustable text size up to 300% • Automatic Table of Contents • Dark mode for PDFs • Built-in document picker If you read PDFs on your phone and are tired of fighting the original page layout, PDF Reflow is made for you. Questions or feedback? laurent@appblit.com

About

Quadrix

This productivity app helps users prioritize tasks using a matrix-based system. It offers features like reminders, calendar integration, and file attachments to streamline workflow and enhance organization for students, professionals, and entrepreneurs.

Highlights
  • Eisenhower Matrix prioritization
  • Task and project management
  • Reminders and calendar view
  • Attach voice notes, images, files
  • Quick search, print, preview
  • Distraction-free interface
Features
Read full description

Quadrix is inspired by the Eisenhower Matrix, making prioritizing effortless and stress-free. Focus on what truly matters with a clean, distraction-free interface designed for students, professionals, and entrepreneurs. Add tasks and projects instantly, set reminders, view calendar, manage multiple projects, attach voice notes, images, and files, and quickly search, print, or preview your priorities. Simple yet powerful—plan smarter, work efficiently, and stay organized without unnecessary clutter.

Screenshots

PDF Reflow4 screens
Quadrix4 screens

Verdict

The call

The clearest difference is rating: Quadrix at 5.0 against PDF Reflow's 3.6. PDF Reflow's advantage is ratings volume (27 vs 2). On price, update cadence, ads and 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

Both are free to download. PDF Reflow sells 1 one-off in-app purchase and Quadrix sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Quadrix holds the better App Store score, 5.0 against 3.6. That said, the two scores are not equally well evidenced: PDF Reflow has 27 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 12, 2026 and September 21, 2026 respectively.

Scorecard2 real differences · 8 level
PDF Reflow versus Quadrix: the parameters behind the verdict, then further details
ParameterPDF ReflowQuadrix
PriceFreeFree
Rating3.6 (27 ratings)5.0 (2 ratings) — better
Positive reviews46.2% of reviews—
Number of ratings27 — better2
Update frequencyFortnightlyFortnightly
AdsNoNo
In-app purchasesYesYes
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.015.1 — better
Further details — not scored
Size30 MB42 MB
Age rating4+4+
DeveloperAppBlit LLCLearnzy, LLC

Customer experience

PDF Reflow

All ratings27 ratings
Positive63.0%
Neutral7.4%
Negative29.6%
Written reviews26 reviews
Positive46.2%
Neutral11.5%
Negative42.3%

Quadrix

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

PDF Reflow

One-time1
  • PDF Reflow PRO$7.99
1 purchases

Quadrix

One-time1
  • Quadrix$1.99

Questions

Is PDF Reflow free?
PDF Reflow is free to download, with in-app purchases available.
Is Quadrix free?
Quadrix is free to download, with in-app purchases available.
Which has better reviews, PDF Reflow or Quadrix?
Quadrix is rated higher. PDF Reflow averages 3.6 out of 5 from 27 ratings, while Quadrix averages 5.0 from 2 ratings.
Do PDF Reflow or Quadrix have ads?
Neither PDF Reflow nor Quadrix shows ads.
Which is updated more often, PDF Reflow or Quadrix?
PDF Reflow ships an update fortnightly, and Quadrix fortnightly. Most recently, PDF Reflow was updated on October 12, 2026 and Quadrix on September 21, 2026.

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