# GPT旅行翻譯神器 vs KOI Keyboard

The clearest difference is in-app purchases: GPT旅行翻譯神器 at none against KOI Keyboard's 10. KOI Keyboard's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. KOI Keyboard sells 10 one-off in-app purchases. GPT旅行翻譯神器 asks for nothing beyond the download.

GPT旅行翻譯神器 ships an update every 5 days, KOI Keyboard every 4 days. The most recent releases landed on October 16, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | GPT旅行翻譯神器 | KOI Keyboard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/gpt/id6599854780/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 days | **Every 4 days** |
| Monetization | Ad-supported | — |
| Size | 113 MB | 218 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [HSU CHEN LO](https://appshunter.io/developer/1760770875) | [Chi Yu Cheng](https://appshunter.io/developer/1896654870) |

## What reviewers say

### GPT旅行翻譯神器

[App page](https://appshunter.io/ios/app/gpt/id6599854780)

This AI-powered translation tool offers fast, accurate, and bidirectional voice translation in over 20 languages. It remembers past conversations for easy reference, making international communication effortless. Travel with confidence, as language barriers are removed.

**Highlights:** Large language AI translation, Fast and accurate translations, Bidirectional voice input, Historical message records, Supports over 20 languages, 24/7 assistance for travelers

**Features:** macOS Compatibility

**In-app purchases:** none


### KOI Keyboard

[App page](https://appshunter.io/ios/app/koi-keyboard/id6789937180)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 稜鏡主題 | $0.99 | one-time |
| 脈衝主題 | $0.99 | one-time |
| 浮影主題 | $0.99 | one-time |
| 座標主題 | $0.99 | one-time |
| 翹角主題 | $0.99 | one-time |
| 柔丘主題 | $0.99 | one-time |
| 隱翹主題 | $0.99 | one-time |
| 隱翹・律主題 | $0.99 | one-time |
| 隱翹・霓主題 | $0.99 | one-time |
| KOI Keyboard Sizing | $1.99 | one-time |


## Frequently asked questions

### Is GPT旅行翻譯神器 free?

GPT旅行翻譯神器 is free to download, with no in-app purchases.

### Is KOI Keyboard free?

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

### Do GPT旅行翻譯神器 or KOI Keyboard have ads?

GPT旅行翻譯神器 shows ads; KOI Keyboard does not.

### Which is updated more often, GPT旅行翻譯神器 or KOI Keyboard?

GPT旅行翻譯神器 ships an update every 5 days, and KOI Keyboard every 4 days. Most recently, GPT旅行翻譯神器 was updated on October 16, 2026 and KOI Keyboard on October 24, 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.*