# reminDO vs Kept

The clearest difference is ads: Kept at none against reminDO's shown. reminDO's advantage is device support (3 vs 1). On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. reminDO sells 11 in-app purchases, starting at $1.99 per month and Kept sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | reminDO | Kept |
| --- | --- | --- |
| 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 | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Weekly | — |
| Monetization | Free with in-app purchases | — |
| Size | 78 MB | 89 MB |
| Requires iOS | **15** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [atkk](https://appshunter.io/developer/543439608) | [TAKASHI WATANABE](https://appshunter.io/developer/6801165170) |

## 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 |


### Kept

[App page](https://appshunter.io/ios/app/kept-study-with-me-timer/id6801165168)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kept Pro Monthly: Study Video | $7.99 | per month |
| Kept Pro Yearly: Study Video | $44.99 | per year |


## Frequently asked questions

### Is reminDO free?

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

### Is Kept free?

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

### Do reminDO or Kept have ads?

reminDO shows ads; Kept does not.

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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.*