Comparison

Bamboo Notes vs IELTS 3400 Vocabulary

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

Head to head
About

Bamboo Notes

Features
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Bamboo Notes — 日常で出会った英単語を、あなたの言葉に。 Bamboo Notes は、日常で見つけた英単語を簡単にメモし、 AIと一緒に意味・使い方・例文を学べる新しい英語学習アプリです。 単語を“覚える”だけでなく、“使える英語”として身につけることを目的に、 AIがあなたの定義や英文を添削し、自然な英語表現をサポートします。 さらに、単語を覚えるたびに「竹キャラクター」が現れ、竹が伸びます。 主な機能 1) 単語メモ機能  日常で出会った単語をワンタップで登録。AIが自動で意味・例文を提案します。 2) AI英語フィードバック  自分で考えた定義や例文をAIが添削し、自然な英語へと改善。 3) 文脈で学ぶ例文生成  AIが単語の意味を“会話の流れ”から推測できるような短い対話文を作成。 4) デイリーチャレンジ(朝・昼・夜)  1日1回、最大3問の復習クイズ。 5) さまざまな竹キャラクター  学習を重ねるほどに、さまざまな竹キャラが登場!  英語学習が“努力”から“楽しみ”に変わります。 6) 通知リマインダー 朝・昼は通知で完結する復習。  夜はデイリーチャレンジの催促。 こんな人におすすめ ・英単語を「意味」だけでなく「文脈」で覚えたい人 ・自分で見つけた英語を記録して活かしたい人 ・AIに添削してもらいながら英作文力を伸ばしたい人 ・勉強を“継続できる仕組み”が欲しい人 ・サクッと英単語を復習したい人

About

IELTS 3400 Vocabulary

Master over 3,400 essential IELTS words with six engaging study modes. Track your progress with visual graphs and learn offline. Improve your English vocabulary for exams and international study.

Highlights
  • 3400+ IELTS vocabulary words
  • 6 diverse study modes
  • Definitions and example sentences
  • Native audio pronunciation
  • Progress tracking and mastery levels
  • Offline study capability
  • Dark mode support
Features
Read full description

Master 3,400+ essential IELTS words through 6 engaging study modes designed for effective memorization. ==================== WHO IS THIS APP FOR? ==================== • IELTS test takers preparing for Academic or General Training • Students planning to study abroad • Professionals seeking immigration or work visas • Anyone wanting to systematically build English vocabulary • Learners preparing for other English exams (TOEFL, Cambridge, etc.) ==================== KEY FEATURES ==================== 【COMPREHENSIVE WORD LIST】 Over 3,400 carefully selected high-frequency IELTS words covering all band score levels from 5.0 to 7.0+. Each word includes definitions, example sentences, and native audio pronunciation. 【6 STUDY MODES】 Never get bored with diverse learning methods: ① Multiple Choice (JP→EN) Select the correct English word from Japanese meaning. Perfect for building foundational vocabulary. ② Multiple Choice (EN→JP) Choose the Japanese translation from the English word. Great for reading comprehension. ③ Definition Quiz Identify words from their English definitions. Develops native-like word sense. ④ Flashcards Classic card-based memorization. Swipe to mark words as "Known" or "Still Learning" for efficient review. ⑤ Word Ordering Arrange words to form correct sentences. Builds grammar skills and natural word order intuition. ⑥ Audio Learning Listen to native pronunciation while studying. Essential for Listening and Speaking preparation. 【PROGRESS TRACKING】 • Visual graphs showing daily study activity • Word mastery levels: Learned, Uncertain, Difficult • Section-by-section completion rates • Stay motivated with clear progress indicators 【USER-FRIENDLY DESIGN】 • Clean, intuitive interface • Dark mode for comfortable studying • Works offline - study anywhere, anytime ==================== WHY VOCABULARY MATTERS FOR IELTS ==================== Vocabulary directly impacts every section of the IELTS exam: • READING: Unknown words slow down comprehension • LISTENING: You can't answer what you don't understand • WRITING: Repetitive vocabulary leads to lower scores • SPEAKING: Lexical resource is a key scoring criterion ==================== START TODAY ==================== Your journey to IELTS success begins with vocabulary. Just 10 minutes a day can make a significant difference in your score. Download now and start learning! AI & Voice New monthly AI & Voice plan: word Q&A in Japanese, English definitions and examples with Japanese meanings and translations, and audio for your own words. Optional auto-renewing monthly subscription, separate from lifetime Premium. No lifetime purchase is required. Bundled audio remains available without this subscription. AI requires internet access. Monthly usage limits reset when the subscription renews. See the purchase screen for your local price. Manage or cancel in your store account settings. Terms of Use: https://leto-app.com/terms/ielts Privacy Policy: https://leto-app.com/privacy/ielts

Screenshots

Bamboo Notes4 screens
IELTS 3400 Vocabulary4 screens

Verdict

The call

The clearest difference is in-app purchases: Bamboo Notes at none against IELTS 3400 Vocabulary's 2. Bamboo Notes also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement 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. IELTS 3400 Vocabulary sells 2 in-app purchases, starting at $1.99 per month. Bamboo Notes asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 6 level
Bamboo Notes versus IELTS 3400 Vocabulary: the parameters behind the verdict, then further details
ParameterBamboo NotesIELTS 3400 Vocabulary
PriceFreeFree
Positive reviews—100.0% of reviews
Update frequencyEvery 2 weeksEvery 2 weeks
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.015.1 — better
Further details — not scored
Size119 MB276 MB
Age rating4+4+
DeveloperTSUKASA MORISHITARyosuke Yokota

In-app purchases

None

Bamboo Notes

No in-app purchases

2 purchases

IELTS 3400 Vocabulary

Subscriptions1
  • AI & Voice$1.991 Month
One-time1
  • Full Access$14.99

Questions

Is Bamboo Notes free?
Bamboo Notes is free to download, with no in-app purchases.
Is IELTS 3400 Vocabulary free?
IELTS 3400 Vocabulary is free to download, with in-app purchases available.
Do Bamboo Notes or IELTS 3400 Vocabulary have ads?
IELTS 3400 Vocabulary shows ads; Bamboo Notes does not.
Which is updated more often, Bamboo Notes or IELTS 3400 Vocabulary?
Bamboo Notes ships an update every 2 weeks, and IELTS 3400 Vocabulary every 2 weeks. Most recently, Bamboo Notes was updated on October 30, 2026 and IELTS 3400 Vocabulary on October 31, 2026.

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