Comparison

BrainCheck vs 워디

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

Head to head
About

BrainCheck

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Make memorization easier with BrainCheck. Create flashcards from sentences. Read, speak, and repeat— memory builds itself. Create flashcards from sentences and words with AI, and focus only on learning. 1. Create and use your own flashcards. 2. Use speaking flashcards on the lock screen. 3. Learn with home screen widgets. 4. Check your cards with speech recognition. 5. Add images and videos to your flashcards. 6. Translate cards instantly into the language you want with the Translate button. 7. Tap unfamiliar words for an instant dictionary lookup. 8. Study offline anytime. 9. Sync automatically across devices. Precision in the essence of language learning BrainCheck is a language learning community platform built around flashcards at its core. Language learning may seem complex, but its essence is simple. Listening is the process of recognizing sound and identifying meaning. Speaking is the process of turning thoughts into language and verifying accuracy. BrainCheck abstracts these two processes into one simple interface. It may look simple on the surface, but underneath, it continuously analyzes the learner’s understanding, memory retention, and rate of forgetting. It carefully adjusts the learning flow so that users can stay in the state where memory works best. The principles we follow 1. Perfection comes from removing, not adding. Rather than adding more features, we keep only what matters. The more complexity we remove, the clearer learning becomes. 2. Learning is a process of arriving. Learning is not about piling up information, but about reaching understanding on your own. We design for insight through intuition and thought. 3. Good explanations are short and show the whole. Brief, yet structured explanations. An experience that helps you understand the whole, not just the parts. Every learning experience in BrainCheck is built on these principles. Recommended for people who want: Simple but deep learning Learning that truly stays in memory Substance over feature overload BrainCheck’s technology-powered learning system Machine learning–based recommendation system By analyzing each learner’s level of understanding and forgetting patterns, BrainCheck presents the next learning material at the most effective time. High-quality text-to-speech (TTS) Not robotic voices, but natural speech closer to real conversation, for a more immersive listening experience. Speech recognition (STT) and speaking evaluation BrainCheck recognizes the learner’s speech and analyzes pronunciation, accuracy, and sentence completeness to provide immediate feedback.

About

워디

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영어 단어, 더 이상 잊지 마세요! 열심히 외운 단어도 시간이 지나면 금방 잊히죠. 하지만 워디와 함께라면 다릅니다. 찾아본 단어, 찍은 단어, 학습한 단어까지 자동 저장! 에빙하우스 망각곡선 기반 맞춤 복습 시스템으로 최적의 타이밍에 복습하여 단어를 장기 기억으로 만들어 줍니다. --- # 워디만의 특별한 기능 - 카메라로 찍으면 단어 자동 저장 - 교과서, 문제집에서 모르는 단어를 카메라로 찍기만 하면 자동 등록 - 이미 만들어진 단어장도 한 번에 촬영하여 내 워디 단어장에 저장 - AI 비전 기술로 단어를 정확하게 인식하고 뜻까지 자동 제공 - 맞춤형 단어장 & 자동 저장 - 주제별, 수준별 단어장으로 원하는 단어부터 학습 가능 - 사전에서 검색한 단어는 자동으로 내 단어장에 추가 - 자주 틀리는 단어는 특별 관리하여 더욱 효과적인 암기 가능 - 에빙하우스 망각곡선 기반 최적 복습 - 잊어버릴 때쯤 맞춰주는 스마트 복습으로 단어를 장기 기억으로 저장 - 개인별 학습 데이터 분석을 통한 맞춤형 학습 경로 제공 - 퀴즈 및 테스트 기능으로 암기 여부 확인 가능 --- # 이제, 단어 공부도 똑똑하게 외우기만 하는 종이 단어장은 이제 그만. 워디가 당신의 단어 암기를 끝까지 도와드립니다. 지금 바로 워디와 함께 더 오래, 더 쉽게 영어 단어를 학습하세요.

Screenshots

BrainCheck4 screens
워디4 screens

Verdict

The call

The clearest difference is in-app purchases: 워디 at none against BrainCheck's 2. 워디 also leads on update cadence (daily vs every 11 days). On price, ads, 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. BrainCheck sells 2 in-app purchases, starting at $4.99 per month. 워디 asks for nothing beyond the download.

UpkeepUpdate frequency

BrainCheck ships an update every 11 days, 워디 daily. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.

Scorecard2 real differences · 4 level
BrainCheck versus 워디: the parameters behind the verdict, then further details
ParameterBrainCheck워디
PriceFreeFree
Update frequencyEvery 11 daysDaily — better
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.015.1 — better
Further details — not scored
Size166 MB91 MB
Age rating4+4+
DeveloperBrainCheckSTEDI (Apps)

In-app purchases

2 purchases

BrainCheck

Subscriptions2
  • Plus$4.991 Month
  • Plus$48.001 Year
None

워디

No in-app purchases

Questions

Is BrainCheck free?
BrainCheck is free to download, with in-app purchases available.
Is 워디 free?
워디 is free to download, with no in-app purchases.
Do BrainCheck or 워디 have ads?
Neither BrainCheck nor 워디 shows ads.
Which is updated more often, BrainCheck or 워디?
BrainCheck ships an update every 11 days, and 워디 daily. Most recently, BrainCheck was updated on October 6, 2026 and 워디 on October 12, 2026.

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