# Caigentan vs Twig

The clearest difference is in-app purchases: Twig at none against Caigentan's 1. Twig also leads on ads (none vs shown). Caigentan's advantage is update cadence (every 4 days vs every 8 days) and iOS requirement (15.0 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Caigentan sells 1 one-off in-app purchase. Twig asks for nothing beyond the download.

Caigentan ships an update every 4 days, Twig every 8 days. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Caigentan | Twig |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 8 days |
| Size | 167 MB | 16 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [zhenyu song](https://appshunter.io/developer/1721282851) | [聪 陈](https://appshunter.io/developer/1796847610) |

## What reviewers say

### Caigentan

[App page](https://appshunter.io/ios/app/caigentan-chinese-wisdom/id6760556805)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### Twig

[App page](https://appshunter.io/ios/app/twig-language-buddy/id6763448031)

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

**In-app purchases:** none


## Frequently asked questions

### Is Caigentan free?

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

### Is Twig free?

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

### Do Caigentan or Twig have ads?

Caigentan shows ads; Twig does not.

### Which is updated more often, Caigentan or Twig?

Caigentan ships an update every 4 days, and Twig every 8 days. Most recently, Caigentan was updated on October 24, 2026 and Twig on October 31, 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.*