OTO Navi - Sound Navigator

The Japan Times Publishing, Ltd. · Education

3.4 5 ratings Free

Independent analytics for this App Store listing. AppTracker is not affiliated with The Japan Times Publishing, Ltd.

Chart standing · US

Not currently charting in this storefront.

What changed · US

Listing changes AppTracker has observed for this app in this storefront — new versions, price moves, rating shifts, and store copy.

Oct 10, 2026
Rating ★ 3.17 → 3.4
Sep 19, 2026
Rating ★ 2.8 → 3.17

Price & rating history · US

Reconstructed from the listing changes AppTracker has observed in this storefront. A field is charted once it has changed more than once, and each line starts at the value it moved from.

Average rating history over the observed period. 2.75 3.00 3.25 Sep 18 Sep 25 Oct 1 Oct 8 Oct 15

Average rating · ★ 3.40 now · 2 changes on record

Ratings breakdown · US

The star breakdown behind this app's rating in this storefront.

5★ 33% 2
4★ 0% 0
3★ 33% 2
2★ 17% 1
1★ 17% 1

In-app purchases · US

No in-app purchases.

Screenshots

Keywords this app targets

Search terms AppTracker associates with this app — estimates, not search volume. ❝ = in the app's title; a highlighted number is its current position for that term.

Similar apps

Competitors and close alternatives, as estimated by AppTracker.

About

OTO Navi is an app for listening to audio material provided with books published by The Japan Times Publishing, Ltd. Before, this material was available only through supplementary CDs or MP3 file downloads, but now OTO Navi lets you use your smartphone or tablet to listen to it anywhere, anytime! ●How to use OTO Navi● It’s three easy steps: 1. Search for the book / 2. Download the audio material / 3. Play it! 1. Search for the book You can easily search the database for the target book by either entering a keyword (title, author, or ISBN) or scanning the bar code on the book you own. If searching by bar code, scan the upper bar code of the two printed on the book’s back cover. 2. Download the audio material You can download either the full set of audio material for the book, or just the sections you want. If downloading the full set, you may want to use a WiFi connection. 3. Play it! OTO Navi offers several handy playback features to aid your studies, including 3-second skipping back/forward and repeating of a single track, a single section, or all sections. *For more details, instructions, FAQ, please refer to the following link. https://bookclub.japantimes.co.jp/en/book/b491927.html *Please purchase the corresponding books at bookstores.

What's new · 1.1.7

・Enhanced Book Search ・Improved matching for text format variations (full-width/half-width, kanji/katakana, etc.) ・Supports multi-keyword AND search ・Fixed an issue where continuous playback did not work correctly on some devices

Details

ReleasedDec 2019
UpdatedJan 2026
Version1.1.7
Size31.3 MB
RequiresiOS 13.0 or later
Age rating4+
LanguagesEnglish, Japanese
PriceFree
Categories EducationBooks
Bundle IDjp.co.japantimes.jtpaudioplayer