Comparison

reminDO vs WordCore

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

WordCore

Features
Read full description

WordCore helps you build vocabulary naturally through smart notifications, focused tests, and audio-based learning. Add the words and phrases you want to remember, organize them into lists, and review them throughout the day. Instead of relying on long study sessions, WordCore turns small moments into opportunities to learn. Test your memory, listen to natural pronunciation, hide the front of a card for listening practice, and customize your learning experience with different voices and themes. Features: • Save words and phrases with meanings and notes • Organize vocabulary into folders and lists • Receive reminders at customizable intervals • Test your knowledge using four confidence levels • Review words based on your test results • Hide the front of cards for listening practice • Listen with natural AI voices • Add and use your own custom voice • Choose from a variety of visual themes • Learn with simple flip, test, and list modes Whether you are learning a new language, preparing for an exam, or collecting useful words, WordCore helps you review consistently—one word at a time. Terms of Use: https://word-ping-chi.vercel.app/terms Apple Standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://word-ping-chi.vercel.app/privacy

Screenshots

reminDO4 screens
WordCore4 screens

Verdict

The call

The clearest difference is ads: WordCore at none against reminDO'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. reminDO sells 10 in-app purchases, starting at $1.99 per month and WordCore sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

reminDO ships an update weekly, WordCore every 5 days. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

Scorecard1 real difference · 9 level
reminDO versus WordCore: the parameters behind the verdict, then further details
ParameterreminDOWordCore
PriceFreeFree
Rating4.8 (61 ratings) — better—
Positive reviews71.6% of reviews—
Number of ratings61 — better—
Update frequencyWeeklyEvery 5 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15 — better15.1
Further details — not scored
Size78 MB84 MB
Age rating4+4+
Developeratkktokumoto daiki

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
10 purchases

WordCore

One-time10
  • SkyBlue theme$2.99
  • Red theme$2.99
  • Mint theme$2.99
Show 7 more
  • Green theme$2.99
  • Animals theme$3.99
  • BeautifulWoods theme$3.99
  • NightCity theme$3.99
  • Rain theme$3.99
  • Sakura theme$3.99
  • Sunset theme$3.99

Questions

Is reminDO free?
reminDO is free to download, with in-app purchases available.
Is WordCore free?
WordCore is free to download, with in-app purchases available.
Do reminDO or WordCore have ads?
reminDO shows ads; WordCore does not.
Which is updated more often, reminDO or WordCore?
reminDO ships an update weekly, and WordCore every 5 days. Most recently, reminDO was updated on November 6, 2026 and WordCore on November 5, 2026.

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