EhYo vs zeroStudy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EhYo
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EhYo:專屬你的語言大腦|每天 5 分鐘,流利很輕鬆 學了多年語言,卻怕久沒用就忘光? EhYo 專為忙碌的你設計,用大腦科學的方式,讓你輕鬆維持多國語言能力。 為你個人化打造的系統,讓你的語言能力不再只是「學過」,而是「會用」。 15+ 種語言支援! 每天五分鐘,流利很輕鬆~ 核心功能特色: 個人化資源:結合興趣,為你送上最適合的學習資源。 寫作教練:不止文法改錯,還會提供你更道地的表達方式。 智慧複習:除了單字、文法之外,整個系統基於遺忘曲線設計,目標就是幫你把所有看過的內容轉化為長期記憶。 大腦視覺化進度:直觀追蹤你的大腦成長,看見每一天的進步跡象。 適合對象: 忙碌的上班族、熱愛旅遊的玩家,或是任何想保持語言敏銳度、不想被厚重課本淹沒的學習者。 馬上下載,找回你的流利感! Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
zeroStudy
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Turn the YouTube videos you already enjoy into a language-learning routine. zeroStudy brings interactive subtitles, vocabulary capture, and spaced repetition together, so watching, understanding, and remembering flow in one place. LEARN WITH YOUTUBE • Paste a YouTube link and watch without leaving zeroStudy. • Follow interactive subtitles as the video plays. • Select a word or phrase to understand and save it in context. • Continue recently watched videos and track your daily immersion progress. REMEMBER WITH REINFORCE • Review vocabulary with spaced repetition at the right time. • Use active recall to build durable memory. • Hear pronunciation and revisit the original sentence. • Add your own words and phrases manually, with optional AI Auto Fill. • Track your streak, retention, and learning progress. KEEP YOUR LEARNING CONNECTED Your vocabulary and progress stay synced across zeroStudy. The optional Chrome extension gives you another way to collect vocabulary while watching on desktop, but it is not required to use the iPhone app. Watch what you enjoy. Save what matters. Reinforce what you want to remember. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: zeroStudy at none against EhYo's 3. zeroStudy also leads on update cadence (daily vs weekly). EhYo's advantage is iOS requirement (13.0 vs 15.1). On price, 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. EhYo sells 3 in-app purchases, starting at $2.99 per 7 days. zeroStudy asks for nothing beyond the download.
EhYo ships an update weekly, zeroStudy daily. The most recent releases landed on October 3, 2026 and October 14, 2026 respectively.
| Parameter | EhYo | zeroStudy |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly | Daily — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 74 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | JO CHING CHANG | JIA JIUN Ku |
In-app purchases
EhYo
- Weekly$2.997 Days
- Monthly – Early Bird Plan$5.001 Month
- Annual – Early Bird Plan$49.991 Year
zeroStudy
No in-app purchases









