Comparison

KMF 3000 Words for GRE® Test vs 伯索云学堂

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

Head to head
About

KMF 3000 Words for GRE® Test

Master GRE vocabulary with scientifically planned daily reviews based on the Ebbinghaus Memory Curve. Learn essential words with authentic GRE examples and practice using multiple review modes. Focus on high-frequency meanings to maximize retention.

Highlights
  • Ebbinghaus Memory Curve for optimal review intervals
  • Curated list of essential GRE words
  • Authentic GRE exam question examples
  • Focus on high-frequency meanings
  • Flashcards, practice questions, and rapid review modes
Features
Read full description

"KMF 3000 Words for GRE® Test" is a powerful tool specifically developed for GRE vocabulary memorization by Xueersi, a prestigious and authoritative training institution in the GRE field. As an official partner of ETS (the organization responsible for the GRE), we have meticulously curated and included the most comprehensive and up-to-date essential words for the GRE exam. By incorporating the Ebbinghaus Memory Curve, we intelligently create daily review tasks based on each student's progress, ensuring that you never forget a word. 01 Scientific Planning: Incorporate the Ebbinghaus Memory Curve for Vocabulary Memorization To enhance your vocabulary retention and eliminate the frustration of forgetting what you've learned, we utilize the Ebbinghaus Memory Curve. Based on each user's specific memorization status, we automatically generate daily word review tasks at optimal intervals (5 minutes, 30 minutes, 12 hours, 1 day, 2 days, 4 days, 7 days, 15 days). This approach ensures timely reviews just before you are about to forget, so you never have to worry about forgetting words again. 02 Comprehensive and Up-to-Date: Say Goodbye to Unknown Exam Words Leveraging over ten years of TOEFL and GRE exam data, including fill-in-the-blank questions, reading passages, and math problems, we have carefully compiled four vocabulary books tailored for GRE preparation: Core 3,000 GRE Words Emergency 1,400 GRE Words Comprehensive 6,000 GRE Words Core 300 GRE Quant Terms These different versions cater to various levels of preparation and time availability, meeting diverse vocabulary needs. 03 Authentic Examples: Match Words with Actual GRE Questions To reduce the burden of memorizing vocabulary and avoid wasting time on irrelevant words not tested in the GRE exam, we go beyond traditional example sentences. We match each word with actual fill-in-the-blank and reading questions from past GRE exams. This helps students understand how each word is tested in real exam contexts while they memorize them. 04 Simplified Approach: Focus Only on Essential Meanings To alleviate students' memorization burden, we prioritize displaying frequently tested meanings, less common meanings, multiple meanings. However, any meanings that exist but are not within the scope of the GRE exam are omitted to avoid unnecessary memorization pressure. 05 Flexible Methods: The Best Fit for Your Needs To cater to different stages and needs of various students, we offer three review modes: a) Flashcards Method: Review one word per card for both efficiency and accuracy. b) Practice Questions Method: Choose from word-to-definition or definition-to-word matching exercises to reinforce vocabulary. c) Rapid Review Method: Quickly go through words to efficiently check your memory during later stages of preparation. If you encounter any issues while using our tool, please contact us. Every piece of feedback helps us improve! Developed by Xueersi—Quality Guaranteed You can always trust Xueersi for your GRE preparation needs!

About

伯索云学堂

This interactive learning app allows students to access courses, ask teachers questions, and participate in real-time online classes. It facilitates remote learning with features for reviewing course materials and receiving timely feedback.

Highlights
  • Interactive courses
  • On-demand tutoring
  • Real-time online classes
  • Teacher-student interaction
  • Course review
  • AI-driven learning
Read full description

Plaso is an interactive learning application based on the iOS platform created by Plaso Network Technology Co., Ltd. for schools to realize interconnected education. Students can watch the course at any time without meeting the teacher, ask questions to the teacher, and get the teacher real-time or non-real-time responses. 【course】 The course is a video explanation made by the school for a certain knowledge point (key, difficult, and doubtful point) or a certain topic. Students can review the course repeatedly at any time. 【Tutoring】 Students can ask questions and get answers to teachers in a timely manner by taking pictures, recordings, etc. through the tutoring module for various difficulties encountered by students in their learning. 【Real-time class】 After the school or teacher initiates the class (initiated using the PlasoT), students can interact with the teacher online after entering the real-time class after receiving the notification.

Screenshots

KMF 3000 Words for GRE® Test4 screens
伯索云学堂4 screens

Verdict

The call

The clearest difference is rating: KMF 3000 Words for GRE® Test at 4.9 against 伯索云学堂's 2.6. KMF 3000 Words for GRE® Test also leads on in-app purchases (none vs 10) and ratings volume (3.5K vs 27). 伯索云学堂's advantage is update cadence (every 10 days vs every 6 weeks). On price, review sentiment, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. 伯索云学堂 sells 10 one-off in-app purchases. KMF 3000 Words for GRE® Test asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

KMF 3000 Words for GRE® Test holds the better App Store score, 4.9 against 2.6. That said, the two scores are not equally well evidenced: KMF 3000 Words for GRE® Test has 3.5K ratings behind it against 27, so its average is the more settled of the two. Written reviews complicate that: 72% of KMF 3000 Words for GRE® Test's written reviews are positive against 80% of 伯索云学堂's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

KMF 3000 Words for GRE® Test ships an update every 6 weeks, 伯索云学堂 every 10 days. The most recent releases landed on September 23, 2026 and September 13, 2026 respectively.

Scorecard5 real differences · 5 level
KMF 3000 Words for GRE® Test versus 伯索云学堂: the parameters behind the verdict, then further details
ParameterKMF 3000 Words for GRE® Test伯索云学堂
PriceFreeFree
Rating4.9 (3.5K ratings) — better2.6 (27 ratings)
Positive reviews72.2% of reviews80.0% of reviews — better
Number of ratings3.5K — better27
Update frequencyEvery 6 weeksEvery 10 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS1313.0
Further details — not scored
Size104 MB339 MB
Age rating4+4+
DeveloperBeijing Ying He You Shi Technology Limited Liability Company南京伯索网络科技有限公司

Customer experience

KMF 3000 Words for GRE® Test

All ratings3,450 ratings
Positive97.5%
Neutral1.2%
Negative1.3%
Written reviews187 reviews
Positive72.2%
Neutral9.6%
Negative18.2%

伯索云学堂

All ratings27 ratings
Positive37.0%
Neutral3.7%
Negative59.3%
Written reviews30 reviews
Positive80.0%
Neutral6.7%
Negative13.3%

Bugs and requests

KMF 3000 Words for GRE® Test

Reported bugs

4 issues
  • Sudden loss of progress and review history
  • Incorrect display of accumulated review tasks
  • Inconsistent behavior when navigating between units
  • Compatibility issues with newer iOS versions

Requested features

4 requests
  • Expand word lists and vocabulary coverage
  • Improve customization options for learning schedules
  • Add more example sentences and contextual usage
  • Optimize for tablet/iPad experience (e.g. landscape mode)

伯索云学堂

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

KMF 3000 Words for GRE® Test

No in-app purchases

10 purchases

伯索云学堂

One-time10
  • 12 TB$1.99
  • 25 TB$3.99
  • 30 TB$3.99
Show 7 more
  • 40 TB$5.99
  • 45 TB$5.99
  • 50 TB$6.99
  • 60 TB$8.99
  • 68 TB$9.99
  • 88 TB$12.99
  • 108 TB$14.99

Questions

Is KMF 3000 Words for GRE® Test free?
KMF 3000 Words for GRE® Test is free to download, with no in-app purchases.
Is 伯索云学堂 free?
伯索云学堂 is free to download, with in-app purchases available.
Which has better reviews, KMF 3000 Words for GRE® Test or 伯索云学堂?
KMF 3000 Words for GRE® Test is rated higher. KMF 3000 Words for GRE® Test averages 4.9 out of 5 from 3.5K ratings, while 伯索云学堂 averages 2.6 from 27 ratings.
Do KMF 3000 Words for GRE® Test or 伯索云学堂 have ads?
Neither KMF 3000 Words for GRE® Test nor 伯索云学堂 shows ads.
Which is updated more often, KMF 3000 Words for GRE® Test or 伯索云学堂?
KMF 3000 Words for GRE® Test ships an update every 6 weeks, and 伯索云学堂 every 10 days. Most recently, KMF 3000 Words for GRE® Test was updated on September 23, 2026 and 伯索云学堂 on September 13, 2026.

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