N54 vs YomiNavi
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
N54
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【应用简介】 N54 是一款拒绝枯燥、由 AI 驱动的日语学习助手。 我们不教你死记硬背“这是笔”、“那是书”,我们致力于用最简单的 N5/N4 基础语法,去解释复杂的成人世界——无论是网络流行语、职场毒鸡汤,还是热血的动漫台词。 配合强大的 AI 词法分析引擎,让每一个日语句子都变得透明易懂。 【核心功能】 AI 深度词法分析 遇到看不懂的长难句?复制进来,AI 瞬间为您拆解句子结构(SVO),分析主谓宾,标注单词发音(振假名),并详细解释每一个助词和动词活用的语法意义。就像请了一位 24 小时在线的日语私教。 趣味内容生成器 告别无聊的课文,我们在云端为您准备了多个创意频道: 网络流行语:用初级日语解释“躺平”、“内卷”、“破防了”,紧跟时代。 中二病台词:重现动漫里的帅气名言,学会如何用日语“拯救世界”。 名言降维:将复杂的哲学名言“降维”打击,用 N5 语法重新演绎。 毒鸡汤:在一笑中掌握扎心的日语表达。 自然语音合成 内置高品质 TTS 语音引擎,为生成的每一句日语提供接近真人的发音示范,支持倍速调节,助您磨练听力与口语。 纯净无干扰 我们承诺:全应用无任何第三方广告。没有弹窗,没有打扰,只为提供最纯粹的学习环境。 【适用人群】 正在学习《标准日本语》初级或《大家的日语》的学习者。 备考 JLPT N5 / N4 的考生。 对日本动漫、文化感兴趣,想通过趣味方式保持语感的爱好者。 使用条款 (Terms of Use): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
YomiNavi
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YomiNavi is a Japanese learning and reading support app designed for JLPT N5, N4, N3, N2 and N1 preparation, as well as everyday Japanese reading. In addition to JLPT grammar, meaning, vocabulary and mock test practice from N5 to N1, YomiNavi helps you read Japanese from web pages, pasted text, camera scans and photos on your device. You can view furigana and translations, check unfamiliar words or expressions, and save useful vocabulary for later review. Use YomiNavi for JLPT study, news, school or workplace notices, menus, product descriptions and other Japanese text you encounter in daily life. Main Features ■ JLPT N5–N1 Grammar and Meaning Study Learn grammar and expressions by JLPT level, including meanings, usage and example sentences. ■ JLPT N5–N1 Mock Questions Practice level-based JLPT questions and review grammar, vocabulary and reading comprehension. ■ Web Reading Browse Japanese websites in the app and display furigana for supported text. Look up meanings, translations and save words while reading. ■ Text Reading Paste Japanese text and view it with furigana and translation. You can switch furigana display on or off to match your reading style. ■ Photo Reading and OCR Recognize Japanese text from camera images or photos on your device. Switch between original text, furigana and translation. ■ Word and Sentence Explanations Select unfamiliar words or expressions to check pronunciation, meaning, usage and example sentences. Context-based explanations help you understand how a word is used in the sentence. ■ Dictionary Search Search Japanese words or expressions directly to check readings and meanings. ■ Text-to-Speech Listen to words, example sentences and Japanese passages to check pronunciation and intonation. ■ Daily Japanese Learn one Japanese expression every day with reading, meaning, example sentences, usage, audio and vocabulary saving. ■ Situational Japanese Study practical Japanese expressions through everyday conversation scenes. Choose a difficulty level, check translations and listen to full conversation audio. ■ Vocabulary Notebook and Review Save words you want to remember and review them with vocabulary cards. Separate learned words from words you want to check again. ■ Reading History and Learning Records Review recently read articles and web pages. Track study streaks, words learned this week, saved vocabulary and review progress. ■ Display Settings and Language Support Choose how furigana is displayed and use dark mode. The app interface supports Japanese, Simplified Chinese, Traditional Chinese, English and Korean. Translation target languages include Simplified Chinese, Traditional Chinese, English, Korean, Vietnamese, Indonesian, Portuguese and Thai. With YomiNavi, JLPT N5–N1 study and everyday Japanese reading become easier to understand. ※ Some translation, word explanation and content retrieval features require an internet connection. ※ Camera and photo features require device access permission.
Screenshots
Verdict
The clearest difference is in-app purchases: YomiNavi at none against N54's 1. On price, update cadence, ads 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
Both are free to download. N54 sells 1 in-app purchase, starting at $1.99 per month. YomiNavi asks for nothing beyond the download.
N54 ships an update every 5 days, YomiNavi every 3 days. The most recent releases landed on October 25, 2026 and October 7, 2026 respectively.
| Parameter | N54 | YomiNavi |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 days | Every 3 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.6 | 15.5 — better |
| Further details — not scored | ||
| Size | 83 MB | 145 MB |
| Age rating | 4+ | 4+ |
| Developer | 豪华 潘 | NIPPON SOSHIN K.K. |
In-app purchases
N54
- Monthly Pro$1.991 Month
YomiNavi
No in-app purchases









