# Learning Hub 博學 vs RecallNote

The clearest difference is update cadence: RecallNote at every 3 days against Learning Hub 博學's every 6 weeks. Learning Hub 博學's advantage is iOS requirement (10.0 vs 18). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Learning Hub 博學 ships an update every 6 weeks, RecallNote every 3 days. The most recent releases landed on October 5, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Learning Hub 博學 | RecallNote |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/recallnote/id6779927785/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 days** |
| Monetization | — | Free |
| Size | 66 MB | 47 MB |
| Requires iOS | **10.0** | 18 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [BSurprise Company Limited](https://appshunter.io/developer/949258441) | [JAESIK YOUN](https://appshunter.io/developer/1833834844) |

## What reviewers say

### Learning Hub 博學

[App page](https://appshunter.io/ios/app/learning-hub/id1501334736)

**Features:** macOS Compatibility

**In-app purchases:** none


### RecallNote

[App page](https://appshunter.io/ios/app/recallnote/id6779927785)

This app helps you record, review, and retain learned material for both quick exam preparation and long-term memory. It features a memory rate calculation, achievement score tracking, and an exam prep mode for efficient review sessions. Customize your study experience with subject management and theme options.

**Highlights:** Add and manage review items with notes and images, Subject registration and management, Memory rate and achievement score tracking, Automatic next review date calculation, Exam prep mode for quick review, Customizable background themes, PDF annotation and Apple Pencil support

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Learning Hub 博學 free?

Learning Hub 博學 is free to download, with no in-app purchases.

### Is RecallNote free?

RecallNote is free to download, with no in-app purchases.

### Do Learning Hub 博學 or RecallNote have ads?

Neither Learning Hub 博學 nor RecallNote shows ads.

### Which is updated more often, Learning Hub 博學 or RecallNote?

Learning Hub 博學 ships an update every 6 weeks, and RecallNote every 3 days. Most recently, Learning Hub 博學 was updated on October 5, 2026 and RecallNote on October 1, 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.*