# AcoustioNary — アコギで学ぶ英単語・リスニング > アコギで学ぶ英単語・リスニング (iPhone/iPad app by Tomonori Kowatari.) - Source: https://appshunter.io/ios/app/acoustionary/id6773378241 (this page in markdown: same URL + `.md`) - Developer: [Tomonori Kowatari](https://appshunter.io/developer/1895573153) - Category: Education, Music - Price: Free with in-app purchases - Age rating: 4+ - Requires: iOS 17.0 · 10 MB - Languages: American English, Arabic, French (France), Indonesian, Japanese, Korean, Brazilian Portuguese, Chinese (Simplified, China), Latin American Spanish, Thai and 2 more - Released: 2026-05-29 - Data updated: 2026-08-13 - User reviews in markdown: https://appshunter.io/ios/app/acoustionary/id6773378241/reviews.md ## What is AcoustioNary? Learn English inside a guitar world. Every example sentence in AcoustioNary is about guitars — practice, tone, recording, performing, buying, and guitar culture — so you build real English while staying close to something you love. Features • 1,500+ leveled vocabulary cards, from basic to advanced • Fill-in-the-blank questions (vocabulary + grammar, prepositions, collocations) • Reading passages with comprehension questions • Listening & pronunciation (on-device text-to-speech; works offline) • A review queue of what you miss, plus a re-practice session • Per-level focus mode • Japanese/English UI, Light/Night (warm dark) themes • Free to use — watch a short rewarded video to unlock another 45 minutes of practice. One-tap "Remove ads forever" available as a one-time in-app purchase. Terms & Privacy By using the app you agree to the Terms of Use (EULA). • Terms of Use / EULA: https://app-docs.tonebeyond.jp/AcoustioNary-terms.html • Privacy Policy: https://app-docs.tonebeyond.jp/AcoustioNary-privacy-policy.html ■ Level guide Entry, Beginner, Intermediate, Advanced, and Expression are AcoustioNary's own communication goals. They do not represent exam grades or scores. ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Remove ads forever | $1.99 | one-time | | 応援チップ（小） | $1.99 | one-time | | 応援チップ（中） | $4.99 | one-time | | 応援チップ（大） | $9.99 | one-time | ## Version history (last 5 releases) ### 2.2 — 2026-07-28 What's new in 2.2 • AcoustioNary is now FREE to download. The no-ads / no-tracking / data-stays-on-device stance is unchanged. • Choose your native language and learn English from your own language: Korean, Simplified & Traditional Chinese, Latin American Spanish, Brazilian Portuguese, Indonesian, Thai, Vietnamese, French, and Arabic. • Revamped English-immersion mode: in English, you see the English word, its English definition, and an English example. • Spaced Repetition: every "Got it" tap pushes the card further into the future; missed cards come back sooner. The Study tab now serves up the next-due card in order, so the buttons finally feel like they're doing something. • A large set of advanced "guitar-world" vocabulary — lutherie, tonewoods, setup, recording, technique, and music-theory words that guitar lovers will recognize. • New Expression Companion: begin with a real musical moment, explore nearby emotional nuances, rewrite the English in your own voice, and build a natural conversation turn. Your Personal Expression Library stays on-device. • Small Study-card layout polish so long headwords and phrases fit on one line. • Optional Tip Jar to support development — tips don't unlock anything; just a heartfelt thank-you. To everyone who bought the paid version: thank you. Onwards, in the guitar world. ### 2.1 — 2026-06-01 What's new in 2.1 • AcoustioNary is now FREE to download. The no-ads / no-tracking / data-stays-on-device stance is unchanged. • Choose your native language and learn English from your own language: Korean, Simplified & Traditional Chinese, Latin American Spanish, Brazilian Portuguese, Indonesian, Thai, Vietnamese, French, and Arabic. • Revamped English-immersion mode: in English, you see the English word, its English definition, and an English example. • Spaced Repetition: every "Got it" tap pushes the card further into the future; missed cards come back sooner. The Study tab now serves up the next-due card in order, so the buttons finally feel like they're doing something. • A large set of advanced "guitar-world" vocabulary — lutherie, tonewoods, setup, recording, technique, and music-theory words that guitar lovers will recognize. • Small Study-card layout polish so long headwords and phrases fit on one line. • Optional Tip Jar to support development — tips don't unlock anything; just a heartfelt thank-you. To everyone who bought the paid version: thank you. Onwards, in the guitar world. ### 2.0 — 2026-05-31 What's new in 2.0 • AcoustioNary is now FREE to download. • Every 45 minutes of practice, watch one short rewarded video to keep going (or watch three back-to-back for +135 minutes). • New "Remove ads forever" one-time in-app purchase — buy once, ads gone for good. • Anyone who bought the previous paid version is automatically granted Remove Ads — no need to purchase again. Thanks for keeping the guitar world close. Send feedback anytime from Support in the app. ### 1.0.1 — 2026-05-28 ・読み上げ速度を 0.25〜2.0倍で自由に調整できるようになりました。 ・長文を音声で読み上げる機能を追加しました（シャドーイングやリスニング練習に）。 ・単語カードからも再生速度を調整できるようにしました。 ・再生ボタンのデザインを刷新しました。 ・例文と解説の表現を一部見直し、細かな修正・改善を行いました。 いつもご利用ありがとうございます。ご意見・ご要望はアプリ内のサポートからお寄せください。 ### 1.0 — 2026-05-27 No release notes. ## More apps by Tomonori Kowatari - [HeartTap Rush](https://appshunter.io/ios/app/hearttap-rush/id6763956839) - [Acoustic Journey](https://appshunter.io/ios/app/acoustic-journey/id6764576402) - [Orbitimer](https://appshunter.io/ios/app/orbitimer/id6765628108) - [Flowy: Tab & Sheet Player](https://appshunter.io/ios/app/flowy-tab-and-sheet-player/id6766738879) - [ChordVibe](https://appshunter.io/ios/app/chordvibe/id6768003864) - [FingerTwister - Guitar](https://appshunter.io/ios/app/fingertwister-guitar/id6768134395) All apps by Tomonori Kowatari: https://appshunter.io/developer/1895573153 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-13.*