# reminDO vs Memora X 大学受験英単語

The clearest difference is monetization model: Memora X 大学受験英単語 at free against reminDO's free with in-app purchases. Memora X 大学受験英単語 also leads on review sentiment (80% vs 72%). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. reminDO sells 11 in-app purchases, starting at $1.99 per month and Memora X 大学受験英単語 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

reminDO ships an update weekly, Memora X 大学受験英単語 every 5 days. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | reminDO | Memora X 大学受験英単語 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (61 ratings)](https://appshunter.io/ios/app/remindo-ensure-knowledge/id1058865810/reviews)** | — |
| Number of ratings | **61** | — |
| Positive reviews | 71.6% of reviews | **80.4% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Weekly | **Every 5 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 78 MB | 510 MB |
| Requires iOS | 15 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [atkk](https://appshunter.io/developer/543439608) | [Issei Sato](https://appshunter.io/developer/6791698667) |

## What reviewers say

### reminDO

[App page](https://appshunter.io/ios/app/remindo-ensure-knowledge/id1058865810)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Member (Monthly) | $1.99 | per month |
| Monthly + 7 Days Free | $1.99 | per month |
| Plus Member (Monthly) | $2.99 | per month |
| Plus Member (Monthly) | $4.49 | per month |
| 3 Months + 3 Days Free | $5.99 | per 3 months |
| 3 Months + 7 Days Free | $5.99 | per 3 months |
| Annual + 7 Days Free | $14.99 | per year |
| Plus Member (Yearly) | $19.99 | per year |
| Annual + 3 Days Free | $19.99 | per year |
| Annual + 7 Days Free | $19.99 | per year |
| Lifetime License | $34.99 | one-time |


### Memora X 大学受験英単語

[App page](https://appshunter.io/ios/app/memora-x/id6791698395)

This app helps students prepare for university entrance exams by providing an extensive vocabulary list. It uses images and spaced repetition to aid memorization, with features like a "weakness list" and "memorization mode" for targeted practice. All content and features are completely free to use.

**Highlights:** Extensive vocabulary coverage for university entrance exams, Image-based learning for better memorization, Spaced repetition system with 'weakness list', Targeted 'memorization mode' for difficult words, Progress tracking and daily learning suggestions, Completely free with no ads or in-app purchases

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告を消す（買い切り） | $6.99 | one-time |


## Frequently asked questions

### Is reminDO free?

reminDO is free to download, with in-app purchases available.

### Is Memora X 大学受験英単語 free?

Memora X 大学受験英単語 is free to download, with in-app purchases available.

### Do reminDO or Memora X 大学受験英単語 have ads?

Both reminDO and Memora X 大学受験英単語 show ads.

### Which is updated more often, reminDO or Memora X 大学受験英単語?

reminDO ships an update weekly, and Memora X 大学受験英単語 every 5 days. Most recently, reminDO was updated on October 26, 2026 and Memora X 大学受験英単語 on October 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*