# Singularity Hub vs Learn Mandarin Words

The clearest difference is in-app purchases: Singularity Hub at none against Learn Mandarin Words's 1. Learn Mandarin Words's advantage is update cadence (every 3 days vs every 4 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Learn Mandarin Words sells 1 one-off in-app purchase. Singularity Hub asks for nothing beyond the download.

Singularity Hub ships an update every 4 weeks, Learn Mandarin Words every 3 days. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Singularity Hub | Learn Mandarin Words |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 3 days** |
| Monetization | Free | — |
| Size | 48 MB | 4 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [AGATON LIMITED](https://appshunter.io/developer/1602348451) | [兴 管](https://appshunter.io/developer/1896516087) |

## What reviewers say

### Singularity Hub

[App page](https://appshunter.io/ios/app/singularity-hub/id6479359462)

Enhance your English skills with personalized word study and spaced repetition. This app uses modern algorithms and interactive lessons to help you memorize vocabulary effectively and become a confident speaker.

**Highlights:** Personalized word study, Spaced repetition algorithm, Interactive lessons, Vocabulary expansion, Anytime access

**In-app purchases:** none


### Learn Mandarin Words

[App page](https://appshunter.io/ios/app/learn-mandarin-words/id6770432385)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Revival Lantern | $19.99 | one-time |


## Frequently asked questions

### Is Singularity Hub free?

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

### Is Learn Mandarin Words free?

Learn Mandarin Words is free to download, with in-app purchases available.

### Do Singularity Hub or Learn Mandarin Words have ads?

Neither Singularity Hub nor Learn Mandarin Words shows ads.

### Which is updated more often, Singularity Hub or Learn Mandarin Words?

Singularity Hub ships an update every 4 weeks, and Learn Mandarin Words every 3 days. Most recently, Singularity Hub was updated on October 14, 2026 and Learn Mandarin Words on October 7, 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.*