Comparison

kotonavi vs TopReader+

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

Head to head
About

kotonavi

Features
Read full description

このアプリは主に目の不自由な方のための道案内アプリです。 大きく3つの機能を持っています。 1.ことばの道案内機能。 「NPO法人ことばの道案内」が作成した、ことばによる道案内情報を提供する機能です。 ことナビのウォーキングナビサイトで提供している情報をこのアプリでより便利に利用できます。 2.自由歩行ガイド機能。 特に事前に設定することなく、移動する際のサポート機能です。 周辺情報案内機能や近接情報案内機能を提供します。 周辺情報案内機能とは、自分のいる場所の位置情報から、周辺の交差点、お店、建物などの情報を取得してお知らせする機能です。 自動的に案内する他、スマホで向きを変えて、その方向先に何が、どれくらいの距離にあるかを調べることもできます。 また、コンビニなどのキーワードを指定して、それがどの方向と距離にあるかをスマホの向きで調べることができます。 近接情報案内機能とは、一定の方向に移動していると分かった場合に前方に何があるかを知らせる機能です。 指定した距離内に近づいたときにその交差点、お店、建物の名前と方向と距離をお知らせします。 交差点、お店、建物などの情報はグーグルマップとオープンストリートマップから取得します。 3.目的地歩行ガイド機能。 ウォーキングナビとは関係なく、自分で目的地を設定して、そこに向かって移動する際のサポートを行う機能です。 目的地の方向、距離を音声や振動でで常時示して、目的地への歩行をサポートします。 それに加えて、周辺情報案内機能と近接情報案内機能を提供します。

About

TopReader+

Convert text into audio files with various voice options and playback controls. Save and share audio, organize text in a library, and create playlists for continuous playback. Supports multiple languages and background playback.

Highlights
  • Text to audio conversion
  • Save audio in multiple formats
  • Share audio files
  • Text library and playlist creation
  • Adjustable playback rate and pitch
  • Supports multiple languages
  • Background playback
Features
Read full description

"TopReader+" is an application that converts the input text into an audio file. Its functions and features are ------------------------- - Synthesize text and play immediately. - Save audio to a file, select from three file formats: .wav, .m4a, and .caf (Apple Lossless). - Saved files can be shared via email, messages, AirDrop, NoteApp, etc. - Save entered text in library. - Playlist creation. The text registered in the library can be added to the playlist and automatically played back continuously. - Easily merge and save multiple text saved in the library for playback and creating a sound at once. - Voice switching, Siri can also be used. - The audio playback rate and pitch can be changed. - Supported languages ​​are English, Japanese, Chinese, Spanish, French, German, Italian, Swedish, Russian, Portuguese, Korean, Vietnamese, Norwegian, Finnish, Indonesian, Greek and Thai. If you have a request, we will add more languages, so please contact us via the support email. ("Top Reader" top screen -> bottom (i) button -> tap "email") - Supports background playback. - Highlight the reading words. - Playback starts at the cursor position. - Repeat playback. - Dark mode support. ------------------------- Enjoy the best experience with a simple and intuitive interface. "TopReader+" does not display advertisements. It can be used in full screen. There is also a free version "TopReader" that displays advertisements. Terms of service http://zekoo2017.blog.fc2.com/blog-entry-4.html

Screenshots

kotonavi4 screens
TopReader+4 screens

Verdict

The call

The clearest difference is price: kotonavi at Free against TopReader+'s $7.99. kotonavi also leads on iOS requirement (12.0 vs 17.6). On update cadence, ads, in-app purchases 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

kotonavi is free to download; TopReader+ costs $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

kotonavi ships an update every 2 months, TopReader+ every 6 weeks. The most recent releases landed on September 15, 2026 and September 11, 2026 respectively.

Scorecard2 real differences · 6 level
kotonavi versus TopReader+: the parameters behind the verdict, then further details
ParameterkotonaviTopReader+
PriceFree — better$7.99
Positive reviews82.6% of reviews
Update frequencyEvery 2 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better17.6
Further details — not scored
Size12 MB1 MB
Age rating4+4+
DeveloperKOTOBANO MICHIANNAI, N.P.O.YUKARI KIKUCHI

In-app purchases

None

kotonavi

No in-app purchases

None

TopReader+

No in-app purchases

Questions

Is kotonavi free?
kotonavi is free to download, with no in-app purchases.
Is TopReader+ free?
TopReader+ costs $7.99, with no in-app purchases.
Do kotonavi or TopReader+ have ads?
Neither kotonavi nor TopReader+ shows ads.
Which is updated more often, kotonavi or TopReader+?
kotonavi ships an update every 2 months, and TopReader+ every 6 weeks. Most recently, kotonavi was updated on September 15, 2026 and TopReader+ on September 11, 2026.

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