Comparison

ReBrain vs Quick VocabNote

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

Head to head
About

ReBrain

Features
Read full description

ReBrain is a flashcard learning app powered by a spaced repetition algorithm based on the forgetting curve. Instead of simple repetition, cards are shown at the optimal timing based on how well you remember them—helping you learn efficiently and retain information long-term. Features ・Multiple study modes: Learn with flashcards, typing, multiple-choice quizzes, and red-sheet mode. ・Quick Search: Instantly look up words with a single tap. ・Smart Study: Review based on the forgetting curve. Cards you struggle with appear more frequently, while well-learned cards appear less often. ・Custom themes (Pro): Personalize the app with different colors, fonts, and icons. There are no ads in the app, and all learning-related features are completely free. Additional customization options require a purchase. For more details, please visit our website. Site: https://rebrainapp.studio.site Terms of Use: https://rebrainapp.studio.site/termsofuse Privacy Policy: https:// rebrainapp.studio.site/privacypolicy

About

Quick VocabNote

Features
Read full description

vocabnote is a learning app that lets you go from translating English words to memorizing them in one seamless flow. [Instant Translation] Just enter a word and the translation is filled in automatically. With a design that thoroughly removes friction, you can quickly lock in those “What was that word again?” moments. [Flashcards] Skip the words you already know and review efficiently through repetition. [Premium Features] • Data export and import • Ad removal

Screenshots

ReBrain4 screens
Quick VocabNote3 screens

Verdict

The call

The clearest difference is ads: ReBrain at none against Quick VocabNote's shown. On price, update cadence, in-app purchases 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. ReBrain sells 3 in-app purchases, starting at $1.99 per month and Quick VocabNote sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

ReBrain ships an update every 10 days, Quick VocabNote weekly. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

Scorecard1 real difference · 5 level
ReBrain versus Quick VocabNote: the parameters behind the verdict, then further details
ParameterReBrainQuick VocabNote
PriceFreeFree
Update frequencyEvery 10 daysWeekly — better
AdsNo — betterYes
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.218.0 — better
Further details — not scored
Size64 MB13 MB
Age rating4+4+
Developerryota hatazawaHiroto Toyoshima

In-app purchases

3 purchases

ReBrain

Subscriptions2
  • ReBrain Pro 月額$1.991 Month
  • ReBrain Pro 年額$5.991 Year
One-time1
  • ReBrain Pro 買い切り$9.99
1 purchases

Quick VocabNote

One-time1
  • Quick Vocabnote Premium$2.99

Questions

Is ReBrain free?
ReBrain is free to download, with in-app purchases available.
Is Quick VocabNote free?
Quick VocabNote is free to download, with in-app purchases available.
Do ReBrain or Quick VocabNote have ads?
Quick VocabNote shows ads; ReBrain does not.
Which is updated more often, ReBrain or Quick VocabNote?
ReBrain ships an update every 10 days, and Quick VocabNote weekly. Most recently, ReBrain was updated on October 30, 2026 and Quick VocabNote on October 28, 2026.

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