Comparison

MochiVocab vs Cây Study

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

Head to head
About

MochiVocab

This app offers a joyful and engaging way to learn English vocabulary, aiming to help users memorize up to 1000 words in a single month. It utilizes special algorithms to schedule reviews at optimal times and features a bright, friendly design with cute characters to enhance the learning process.

Highlights
  • Joyful learning experience
  • Golden Time review algorithm
  • Bright and friendly design
  • Hundreds of lessons
  • Mochi dictionary
  • Multiple courses
Read full description

MochiVocab - The most joyful English vocabulary learning application, helping you memorize 1000 words in just 1 month. 1. JOYFUL LEARNING EXPERIENCE MochiVocab is the first application that focuses on delivering a joyful and exciting learning experience. Every detail in the app is perfectly designed to make you exclaim: "What a Mochi experience!" when you learn English. 2. SPECIAL FEATURE "GOLDEN TIME" Using special algorithms, MochiMochi analyzes your learning history and reminds you to review at "Golden Time" - the moment right before you forget your vocabulary. Mochi helps you learn less, memorize more effectively. 3. BRIGHT & FRIENDLY DESIGN MochiMochi is designed with bright colors to bring a positive, energetic feeling. The super cute duo - Mochi & Michi will follow you in the learning process wherever you are. With hundreds of lessons, up to 70.000+ words and 20 courses based on many several needs. Besides, you can look up and archive any word in the Mochi dictionary, which helps you learn more conveniently. Ensure that your vocabulary will rapidly increase in just a short time studying with MochiMochi. Download and experience for free today! === CONTACT INFORMATION === If you have any questions, please contact: Fanpage: MochiMochi Email: mochidemy@gmail.com

About

Cây Study

This language learning app focuses on pronunciation, offering AI-powered feedback on tone and intonation. It includes over 1000 vocabulary and grammar exercises, plus practice tests with explanations to improve all four language skills.

Highlights
  • AI pronunciation analysis and feedback
  • 1000+ vocabulary and grammar exercises
  • Comprehensive skill development (4 skills)
  • Realistic practice tests with explanations
  • Personalized course packages
  • AI scoring and answer analysis
Features
Read full description

Với sứ mệnh đem đến kiến thức ngôn ngữ tốt nhất, Cây Study đã ra đời. Đây là một ứng dụng học ngôn ngữ độc đáo, mang lại trải nghiệm học tập chất lượng, linh hoạt và tiện lợi ngay trên điện thoại của bạn. Dành cho những ai yêu thích học ngôn ngữ, Cây Study tập trung vào việc giúp bạn học phát âm như người bản địa. Với khả năng phân tích và gợi ý về giọng điệu, ngữ điệu, bạn sẽ dễ dàng tiếp xúc và học theo cách tự nhiên. Tích hợp hơn 1000 bài luyện từ vựng, ngữ pháp và 4 kỹ năng, Cây Study giúp bạn nâng cao trình độ một cách toàn diện. Không chỉ vậy, ứng dụng còn cung cấp hơn 100 bài thi thử giống như thi thật, với giải thích và gợi ý để bạn tự tin hơn trong mỗi bước tiến mới. Với gói khóa học đa dạng, tùy theo nhu cầu cá nhân, bạn có thể chọn cho mình những học phần phù hợp. Và cùng với tích hợp AI chấm điểm và phân tích đáp án, bạn sẽ luôn biết mình đang ở đâu và cần cải thiện điều gì. Cây Study không chỉ là ứng dụng học, mà còn là người bạn đồng hành trung thành trên con đường chinh phục ngôn ngữ. Đắm chìm vào học tập với Cây Study ngay hôm nay và khám phá sức mạnh của tri thức ngôn ngữ!

Screenshots

MochiVocab4 screens
Cây Study4 screens

Verdict

The call

The clearest difference is review sentiment: Cây Study at 96% against MochiVocab's 55%. Cây Study also leads on rating (5.0 vs 4.8). MochiVocab's advantage is ratings volume (732 vs 1). On price, update cadence, ads and in-app purchases 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. MochiVocab sells 5 one-off in-app purchases and Cây Study sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Cây Study holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: MochiVocab has 732 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 55% of MochiVocab's written reviews are positive against 96% of Cây Study's.

UpkeepUpdate frequency

MochiVocab ships an update every 8 days, Cây Study fortnightly. Both last shipped on November 3, 2026.

Scorecard3 real differences · 7 level
MochiVocab versus Cây Study: the parameters behind the verdict, then further details
ParameterMochiVocabCây Study
PriceFreeFree
Rating4.8 (732 ratings)5.0 (1 ratings) — better
Positive reviews54.7% of reviews96.1% of reviews — better
Number of ratings732 — better1
Update frequencyEvery 8 days — betterFortnightly
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.0 — better15.5
Further details — not scored
Size88 MB37 MB
Age rating4+4+
DeveloperAnh QuachEdmicro

Customer experience

MochiVocab

All ratings726 ratings
Positive94.9%
Neutral1.9%
Negative3.2%
Written reviews53 reviews
Positive54.7%
Neutral22.6%
Negative22.6%

Cây Study

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews51 reviews
Positive96.1%
Neutral2.0%
Negative2.0%

Bugs and requests

MochiVocab

Reported bugs

3 issues
  • Inability to save vocabulary
  • Unreliable audio playback
  • Inconsistent user interface

Requested features

3 requests
  • Offline mode
  • Customizable learning schedules
  • Support for iPad devices

Cây Study

Not enough reviews yet to summarise bugs or requests.

In-app purchases

5 purchases

MochiVocab

One-time5
  • 6 Tháng$23.99
  • 12 Tháng$29.99
  • Unlock all features for 1 year$41.99
Show 2 more
  • 3-year package$69.99
  • Unlock all features for 3 year$83.99
10 purchases

Cây Study

One-time10
  • Khóa từ vựng TOEIC 450-700$2.99
  • Từ vựng TOEIC 0-450$2.99
  • Khóa từ vựng TOEIC 700+$2.99
Show 7 more
  • Phát âm tiếng anh$2.99
  • 3000 từ vựng tiếng anh$4.99
  • Từ vựng IELTS Ban0-4.5$6.99
  • Bộ 20 đề IELTS thi online$6.99
  • Từ vựng IELTS Band 4.5-5.5$7.99
  • Từ vựng IELTS Band 6.5+$9.99
  • Từ vựng IELTS Band 5.5-6.5$9.99

Questions

Is MochiVocab free?
MochiVocab is free to download, with in-app purchases available.
Is Cây Study free?
Cây Study is free to download, with in-app purchases available.
Which has better reviews, MochiVocab or Cây Study?
Cây Study is rated higher. MochiVocab averages 4.8 out of 5 from 732 ratings, while Cây Study averages 5.0 from 1 ratings.
Do MochiVocab or Cây Study have ads?
Neither MochiVocab nor Cây Study shows ads.
Which is updated more often, MochiVocab or Cây Study?
MochiVocab ships an update every 8 days, and Cây Study fortnightly. Most recently, MochiVocab was updated on November 3, 2026 and Cây Study on November 3, 2026.

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