# PassNote vs Recall Drill

The clearest difference is iOS requirement: Recall Drill at 15.0 against PassNote's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. PassNote sells 2 in-app purchases, starting at $1.99 per month and Recall Drill sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 13, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | PassNote | Recall Drill |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Size | 12 MB | 20 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [joonwon Chang](https://appshunter.io/developer/1875316811) | [알파루프](https://appshunter.io/developer/1895908497) |

## What reviewers say

### PassNote

[App page](https://appshunter.io/ios/app/passnote-exam-memorization/id6758859079)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 합격노트 Pro 월 구독 | $1.99 | per month |
| 합격노트 Pro 평생 소장 | $17.99 | one-time |


### Recall Drill

[App page](https://appshunter.io/ios/app/recall-drill/id6797267823)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Decks | $3.99 | one-time |


## Frequently asked questions

### Is PassNote free?

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

### Is Recall Drill free?

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

### Do PassNote or Recall Drill have ads?

Neither PassNote nor Recall Drill shows ads.

### Which is updated more often, PassNote or Recall Drill?

PassNote ships an update weekly, and Recall Drill weekly. Most recently, PassNote was updated on October 13, 2026 and Recall Drill on September 30, 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.*