Comparison

reminDO vs Flash Cards & Dictionary

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

Head to head
About

reminDO

This app helps you retain information by sending timely reminders before you forget it. It optimizes your study sessions based on the forgetting curve, ensuring maximum memorization with minimal effort. Easily manage your learning materials and study across multiple devices.

Highlights
  • Optimized studying based on forgetting curve
  • Manage 'to do' lists for learning
  • Study on smartphone, tablet, or PC
  • Memorize book/article gists
  • Capture and recall notes
  • Remember quotes and foreign language words
Features
Read full description

reminDO makes everything you learn unforgettable. Just enter anything you want to memorize into reminDO. People quickly forget knowledge they don't review. Even if a person remembers 100 things, a month later they'll only recall 20 of them. Enter whatever you want to memorize into reminDO, and receive reminders before you forget. Keeping reviews to the necessary minimum maximizes the amount that can be memorized. Helping you study more effectively. FEATURES - Optimized studying based on the forgetting curve vastly improves memorization. - Take advantage of easy-to-use functions, like managing your "to do" list. - Study anywhere, any time on your smartphone, tablet, or PC. - This service is absolutely free. WHY YOU SHOULD USE reminDO? - Knowledge is needed to live well in this world. - However, 80% of what is learned becomes forgotten within a month if nothing is done. This is a great loss. - By using reminDO, you can continue remembering almost everything you have learned, using minimum effort. WHAT DO YOU MEMORIZE? - Gist of books Do more than just underline sentences. - Gist of articles Do more than just bookmark websites. - Captured notes Stop trawling through pages of notes. - Quotations and Inspirations Do more than just hear it once and nod along. - Foreign language words and phrases Stop getting lost in a sea of facts. - All that you want to memorize Stop forgetting. Period. Say "no more" to ineffective study. Terms of Use https://remindo.co/page/term Since 2016

About

Flash Cards & Dictionary

Create and study with digital flashcards using a built-in dictionary. Import from photos or books, and test your knowledge with various quiz modes. Offers AI writing correction and ad-free experience with premium.

Highlights
  • Create flashcards from photos or books
  • Built-in dictionary for word lookup
  • 4-choice and listening quizzes
  • Automatic back-side input
  • AI-powered English writing correction (Premium)
  • Import from commercial wordbooks
Features
Read full description

This app lets you create flashcards directly from PrintGenerator, a study tool used by more than 70,000 students, teachers, and cram school users in Japan. You can merge multiple wordbooks to create custom lists, play 4–10 choice quizzes, and even practise listening quizzes. You can also import flashcards from photos of your own wordbooks, and quickly generate word lists using the automatic back-side input feature. With seamless integration between flashcards and the built-in dictionary, you’ll experience a smooth and efficient study flow like never before. Features • Clear your lists quickly with the 4-choice quiz mode • Look up words in the built-in dictionary and add them directly to your list • Create flashcards instantly by simply selecting the page range of a commercial wordbook • Generate mini-tests instantly by selecting the range you want Free Features • Nearly all basic features are available for free with no time limits Premium Features • Increase the number of My Lists from 2 to 5 • No limit on the number of questions when generating mini-tests • No ads • Access to a massive example-sentence dictionary • AI-powered English writing correction • Increased number of image-to-card scans How to Cancel You can cancel your subscription via: Settings > iTunes & App Store > Apple ID > View Apple ID > Subscriptions Restore Purchase If you have an active subscription, you can restore it via “Restore Purchase.” Copyright & Book Handling https://www.printgenerator.net/about Terms of Use https://www.printgenerator.net/eula_app_apple Privacy Policy https://www.printgenerator.net/privacy_policy_app

Screenshots

reminDO4 screens
Flash Cards & Dictionary4 screens

Verdict

The call

The clearest difference is review sentiment: Flash Cards & Dictionary at 90% against reminDO's 72%. 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. reminDO sells 10 in-app purchases, starting at $1.99 per month and Flash Cards & Dictionary sells 4 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

reminDO ships an update weekly, Flash Cards & Dictionary every 6 days. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard1 real difference · 9 level
reminDO versus Flash Cards & Dictionary: the parameters behind the verdict, then further details
ParameterreminDOFlash Cards & Dictionary
PriceFreeFree
Rating4.8 (61 ratings) — better—
Positive reviews71.6% of reviews90.0% of reviews — better
Number of ratings61 — better—
Update frequencyWeeklyEvery 6 days — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS1515.0
Further details — not scored
Size78 MB179 MB
Age rating4+4+
DeveloperatkkKengo Kosakai

Customer experience

reminDO

All ratings61 ratings
Positive98.4%
Neutral1.6%
Negative0.0%
Written reviews102 reviews
Positive71.6%
Neutral9.8%
Negative18.6%

Flash Cards & Dictionary

Written reviews20 reviews
Positive90.0%
Neutral10.0%
Negative0.0%

In-app purchases

10 purchases

reminDO

Subscriptions9
  • Plus Member (Monthly)$1.991 Month
  • Monthly + 7 Days Free7 Days trial$1.991 Month
  • Plus Member (Monthly)$4.491 Month
Show 6 more
  • 3 Months + 3 Days Free3 Days trial$5.993 Months
  • 3 Months + 7 Days Free7 Days trial$5.993 Months
  • Annual + 7 Days Free1 Month trial$14.991 Year
  • Plus Member (Yearly)$19.991 Year
  • Annual + 3 Days Free3 Days trial$19.991 Year
  • Annual + 7 Days Free7 Days trial$19.991 Year
One-time1
  • Lifetime License$34.99
4 purchases

Flash Cards & Dictionary

Subscriptions4
  • Premium Plan (1 Month)7 Days trial$2.991 Month
  • Premium Plan (Annual)7 Days trial$29.991 Year
  • Business Monthly$29.991 Month
Show 1 more
  • Business annual$299.991 Year

Questions

Is reminDO free?
reminDO is free to download, with in-app purchases available.
Is Flash Cards & Dictionary free?
Flash Cards & Dictionary is free to download, with in-app purchases available.
Do reminDO or Flash Cards & Dictionary have ads?
Both reminDO and Flash Cards & Dictionary show ads.
Which is updated more often, reminDO or Flash Cards & Dictionary?
reminDO ships an update weekly, and Flash Cards & Dictionary every 6 days. Most recently, reminDO was updated on November 6, 2026 and Flash Cards & Dictionary on November 3, 2026.

Other comparisons