Comparison

PDF Reflow vs ReadFlow

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

ReadFlow

This app transforms PDF documents into a comfortable reading experience on small screens. It offers text reflow, customization options for fonts and themes, and iCloud sync for seamless access across devices. Enjoy reading PDFs as easily as other ebook formats.

Highlights
  • PDF text reflow for mobile
  • Customizable fonts and themes
  • Import custom font files
  • iCloud sync
  • PDF file cropping
  • Metadata editing
  • Generate and share reflowed text
Features
Read full description

Designed for mobile reading! Readflow is a reading app specially designed for small screens. The text reflow feature is elaborately designed to solve the problem that PDF documents are difficult to read on mobile devices, such as text that is too small and the scan is not clear, and obtain a reading experience consistent with EPub, txt and other formats. Key features include: - PDF text reflow, supporting multiple languages¹ - Custom font family, font size, line height, etc - Importing font files² - Reading themes, switching automatically - iCloud sync, supporting on-demand download to save storage space and cellular data - PDF file cropping - PDF file metadata editing and saving - Reflow text generating and sharing for a whole PDF file³ - More detailed features: favorites, searching, etc. - Purchase once, use everywhere⁴ --- ¹ Currently supported: English, French, German, Italian, Japanese, Korean, Portuguese, Russian, Spanish, Simplified Chinese, Traditional Chinese, Ukrainian ² Supported file formats: otf, ttf ³ txt format ⁴ iOS / iPadOS universal app Term of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula Privacy policy: https://is.gd/TgnFzI

Screenshots

PDF Reflow4 screens
ReadFlow4 screens

Verdict

The call

The clearest difference is review sentiment: ReadFlow at 100% against PDF Reflow's 44%. ReadFlow also leads on rating (4.8 vs 3.6). PDF Reflow's advantage is monetization model (free vs free with in-app purchases) and ratings volume (28 vs 5). 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 ReadFlow sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

ReadFlow holds the better App Store score, 4.8 against 3.6. That said, the two scores are not equally well evidenced: PDF Reflow has 28 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 44% of PDF Reflow's written reviews are positive against 100% of ReadFlow's.

UpkeepUpdate frequency

PDF Reflow ships an update every 5 days, ReadFlow every 4 days. The most recent releases landed on October 18, 2026 and October 17, 2026 respectively.

Scorecard4 real differences · 6 level
PDF Reflow versus ReadFlow: the parameters behind the verdict, then further details
ParameterPDF ReflowReadFlow
PriceFreeFree
Rating3.6 (28 ratings)4.8 (5 ratings) — better
Positive reviews44.4% of reviews100.0% of reviews — better
Number of ratings28 — better5
Update frequencyEvery 5 daysEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.016.0
Further details — not scored
Size30 MB3 MB
Age rating4+4+
DeveloperAppBlit LLC实 许

Customer experience

PDF Reflow

All ratings28 ratings
Positive60.7%
Neutral10.7%
Negative28.6%
Written reviews27 reviews
Positive44.4%
Neutral11.1%
Negative44.4%

ReadFlow

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

PDF Reflow

One-time1
  • PDF Reflow PRO$7.99
3 purchases

ReadFlow

Subscriptions2
  • ReadFlow Pro 1x$0.991 Month
  • ReadFlow Pro 12x$9.991 Year
One-time1
  • ReadFlow Pro ∞$19.99

Questions

Is PDF Reflow free?
PDF Reflow is free to download, with in-app purchases available.
Is ReadFlow free?
ReadFlow is free to download, with in-app purchases available.
Which has better reviews, PDF Reflow or ReadFlow?
ReadFlow is rated higher. PDF Reflow averages 3.6 out of 5 from 28 ratings, while ReadFlow averages 4.8 from 5 ratings.
Do PDF Reflow or ReadFlow have ads?
Neither PDF Reflow nor ReadFlow shows ads.
Which is updated more often, PDF Reflow or ReadFlow?
PDF Reflow ships an update every 5 days, and ReadFlow every 4 days. Most recently, PDF Reflow was updated on October 18, 2026 and ReadFlow on October 17, 2026.

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