Comparison

REaD EyE vs どこまで読んだ?

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

Head to head
About

REaD EyE

This app redefines reading by adapting text flow to an eye-shaped path, offering a more natural and comfortable experience. It supports various reading needs, from speed reading training to assistance for visual impairments.

Highlights
  • Eye-shaped text flow
  • Embedded web browser
  • Adjustable text movement
  • Speed reading training
  • Support for visual impairments
  • Customizable text assortment
Features
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What an amazing reading! An eye shape leads to an instinctive & natural way of reading! Your routine of reading may change somehow... Extract text from embedded web browser, copy some text to paste, or open any preset file. Then you get comfortable reading to look through an eye movement. Applicable to * Just reading support of web contents etc. * Reading support for farsightedness, weak sight, presbyopia and dyslexia. * Training for speed reading. * Intensive reading for any important docs. * Repeated reading for memorizing any key knowledge. * Slow play and have a hands-free reading at lunch etc. Almost of tools, instruments, and furnitures have changed to fit to human's body for better performance. For example, grip has transformed to fit to palm, seat to hip, and shoes to feet... However, text is always assorted in rectangular shape. This App is approaching to realize natural reading by making text flowing along eye shape similar to focus sight area. Touch the area where the text is moving on and adjust the movement and assortment. * Slide to left for faster motion and to right for the slower or reverse way. * Text jumps by slide to up and down directions. * Pinch with two fingers for size change. * Tap an eye icon to select one out of 9 modes of the text alignments. For i-phone, put the device horizontal to have a wider view. For i-pad, tap an icon to enlarge it across the web area. The embedded browser has simple structure. You may set home page and favorites. A file menu shows an accessibility to previously set text, saved text, and a library including literatures in 3 languages. The ads are removable by in-app-purchase. When there are no ads, the text gets wider at horizontal view. Mail to readeye328@gmail.com if any questions or requests.

About

どこまで読んだ?

Features
Read full description

本を読む際に、前回「どこまで読んだ?」のかが分からずに、困ってしまったことはありませんか? 本アプリは、「前回どこまで読んだか?」を様々な単位で記録することにより、スムーズに本を続きから読むことができるようになる読書管理アプリとなります。 書籍名はもちろん、詳細なページ数までも記録することができるため、読書記録を確実に残し、スムーズな読書体験が可能となります。 また、漫画や小説、雑誌等様々な媒体の書籍について記録することができるため、あらゆる書籍の「しおり」として代用可能です。 記載可能な情報としては下記となります。 ・タイトル名 ・書籍の種類 ・巻数 ・話数 ・ページ数 ・メモ情報 有料アプリとなりますので、広告は一切表示されません。

Screenshots

REaD EyE4 screens
どこまで読んだ?2 screens

Verdict

The call

The clearest difference is price: REaD EyE at Free against どこまで読んだ?'s $2.99. REaD EyE also leads on update cadence (every 5 weeks vs every 3 months) and iOS requirement (14.5 vs 17.0). どこまで読んだ?'s advantage is in-app purchases (none vs 1) and ads (none vs shown). On 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

REaD EyE is free to download; どこまで読んだ? costs $2.99 up front. REaD EyE sells 1 one-off in-app purchase. どこまで読んだ? asks for nothing beyond the download.

UpkeepUpdate frequency

REaD EyE ships an update every 5 weeks, どこまで読んだ? every 3 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard5 real differences · 5 level
REaD EyE versus どこまで読んだ?: the parameters behind the verdict, then further details
ParameterREaD EyEどこまで読んだ?
PriceFree — better$2.99
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 5 weeks — betterEvery 3 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS14.5 — better17.0
Further details — not scored
Size9 MB5 MB
Age rating17+4+
DeveloperSasagawa YoshihiroShun Isayama

In-app purchases

1 purchases

REaD EyE

One-time1
  • REaD EyE Upgrade$9.99
None

どこまで読んだ?

No in-app purchases

Questions

Is REaD EyE free?
REaD EyE is free to download, with in-app purchases available.
Is どこまで読んだ? free?
どこまで読んだ? costs $2.99, with no in-app purchases.
Do REaD EyE or どこまで読んだ? have ads?
REaD EyE shows ads; どこまで読んだ? does not.
Which is updated more often, REaD EyE or どこまで読んだ??
REaD EyE ships an update every 5 weeks, and どこまで読んだ? every 3 months. Most recently, REaD EyE was updated on November 3, 2026 and どこまで読んだ? on October 30, 2026.

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