# OpenCup vs GPTKey

The clearest difference is price: GPTKey at Free against OpenCup's $9.99. GPTKey also leads on iOS requirement (15.6 vs 18.6). On ads, in-app purchases and device support there is nothing between them.

GPTKey is free to download; OpenCup costs $9.99 up front. OpenCup sells 7 one-off in-app purchases and GPTKey sells 2 in-app purchases, starting at $49.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | OpenCup | GPTKey |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/gptkey/id6751863168/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 27 months | — |
| Monetization | — | Freemium |
| Size | 16 MB | 9 MB |
| Requires iOS | 18.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Artisan Coffee Group Inc](https://appshunter.io/developer/1093524413) | [Eunkwang Joo](https://appshunter.io/developer/1837267696) |

## What reviewers say

### OpenCup

[App page](https://appshunter.io/ios/app/opencup/id1093524414)

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Free Starter Evaluation Credits | Free | one-time |
| 10 Evaluation Credits | $9.99 | one-time |
| 20 Evaluation Credits | $18.99 | one-time |
| 40 Evaluation Credits | $36.99 | one-time |
| Monthly Plus Evaluation | $99.99 | one-time |
| Weekly Plus Evaluation | $249.99 | one-time |
| Daily Plus Evaluation | $399.99 | one-time |


### GPTKey

[App page](https://appshunter.io/ios/app/gptkey/id6751863168)

This AI-powered keyboard integrates advanced language models directly into your typing experience. Generate emails, brainstorm ideas, or craft messages instantly without switching apps. Enjoy daily free chats or unlock unlimited AI assistance with a subscription.

**Highlights:** Instant AI writing assistance, Brainstorming and idea generation, Works within any app, Daily free AI chats, Unlimited subscription option

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GPTKey Pro 7 Days | $49.99 | per 7 days |
| GPTKey Pro 1 Month | $199.00 | per month |


## Frequently asked questions

### Is OpenCup free?

OpenCup costs $9.99, and also offers in-app purchases.

### Is GPTKey free?

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

### Do OpenCup or GPTKey have ads?

Neither OpenCup nor GPTKey shows ads.

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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.*