# Secret Keyboard vs C.U.P

The clearest difference is ads: C.U.P at none against Secret Keyboard's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Secret Keyboard sells 4 in-app purchases, starting at $0.99 per 7 days and C.U.P sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Secret Keyboard ships an update every 3 days, C.U.P every 5 days. The most recent releases landed on October 14, 2026 and November 25, 2025 respectively.

## The numbers

| Metric | Secret Keyboard | C.U.P |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (6 ratings)](https://appshunter.io/ios/app/secret-keyboard/id1593100294/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 5 days |
| Monetization | Free with in-app purchases | — |
| Size | 6 MB | 22 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hex Array Inc.](https://appshunter.io/developer/1621788839) | [Datant Inc.](https://appshunter.io/developer/418102302) |

## What reviewers say

### Secret Keyboard

[App page](https://appshunter.io/ios/app/secret-keyboard/id1593100294)

This app provides a secure way to send and receive sensitive information through a specialized keyboard. It automatically encrypts your typed messages and allows you to decode received secret messages and sounds by copying them to the keyboard. Customize your typing experience with various themes.

**Highlights:** Send and receive secret messages, Decode secret messages and sounds, Automatic text encryption, Customizable keyboard themes, Pro version with auto-decode and ad-free experience

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Secret Keyboard Pro - Weekly | $0.99 | per 7 days |
| Secret Keyboard Pro - Monthly | $1.99 | per month |
| Secret Keyboard Pro - Yearly | $14.99 | per year |
| Secret Keyboard Pro - Lifetime | $49.99 | one-time |


### C.U.P

[App page](https://appshunter.io/ios/app/cup/id1610898222)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| C.U.P Ownership | $0.99 | one-time |


## Frequently asked questions

### Is Secret Keyboard free?

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

### Is C.U.P free?

C.U.P is free to download, with in-app purchases available.

### Do Secret Keyboard or C.U.P have ads?

Secret Keyboard shows ads; C.U.P does not.

### Which is updated more often, Secret Keyboard or C.U.P?

Secret Keyboard ships an update every 3 days, and C.U.P every 5 days. Most recently, Secret Keyboard was updated on October 14, 2026 and C.U.P on November 25, 2025.

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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.*