# Otter Curiosity vs Taigun

The clearest difference is ads: Otter Curiosity at none against Taigun's shown. Taigun's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Otter Curiosity sells 2 in-app purchases, starting at $7.99 per month and Taigun sells 7 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Otter Curiosity ships an update every 2 weeks, Taigun every 3 weeks. Both last shipped on October 25, 2026.

## The numbers

| Metric | Otter Curiosity | Taigun |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Size | 73 MB | 64 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Chang-Shen Wu](https://appshunter.io/developer/1687362208) | [Sun Huang](https://appshunter.io/developer/1819398501) |

## What reviewers say

### Otter Curiosity

[App page](https://appshunter.io/ios/app/otter-curiosity/id6449002669)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Otter Member | $7.99 | per month |
| 好奇海獺貝殼 | $5.99 | one-time |


### Taigun

[App page](https://appshunter.io/ios/app/taigun/id6747013260)

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Taigun VIP Monthly | $2.99 | per month |
| T-Coins: 1,000,000 | $0.99 | one-time |
| T-Coins: 3,800,000 T | $2.99 | one-time |
| T-Coins: 13,500,000 T | $9.99 | one-time |
| T-Coins: 43,000,000  T | $29.99 | one-time |
| T-Coins: 88,000,000 T | $59.99 | one-time |
| T-Coins: 222,750,000 T | $151.99 | one-time |


## Frequently asked questions

### Is Otter Curiosity free?

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

### Is Taigun free?

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

### Do Otter Curiosity or Taigun have ads?

Taigun shows ads; Otter Curiosity does not.

### Which is updated more often, Otter Curiosity or Taigun?

Otter Curiosity ships an update every 2 weeks, and Taigun every 3 weeks. Most recently, Otter Curiosity was updated on October 25, 2026 and Taigun on October 25, 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.*