# What's the code — Send fun hidden code messages

> Send fun hidden code messages (iPhone/iPad app by Boyle Sim.)

- Source: https://appshunter.io/ios/app/whats-the-code/id6749508914 (this page in markdown: same URL + `.md`)
- Developer: [Boyle Sim](https://appshunter.io/developer/1806031422)
- Category: Entertainment, Utilities
- Price: Free
- Age rating: 17+
- Requires: iOS 18.4 · 14 MB
- Languages: English, Korean
- Released: 2025-08-13
- Data updated: 2026-06-28
- User reviews in markdown: https://appshunter.io/ios/app/whats-the-code/id6749508914/reviews.md

## What is What's the code?

“What’s the Code?” is a fun and clever app that turns your memo into a cipher with just a 4-digit passcode. 
Simply enter your message, set a passcode, and tap the “Run” button to transform it into a secret code!

Key Features
• Easy to use: Type your memo → Enter a 4-digit passcode → Tap “Run” — done!  
• Your secret message appears with a unique paper animation  
• Instantly copy or share the result with friends  
• Ads are included, but never interrupt your flow — they appear gently only once every 8 runs  

Use it when you want to share secret messages with friends,  
have fun with inside jokes,  
or simply add a mysterious twist to your chats.  
Start with “What’s the Code?” today!


## Version history (last 2 releases)

### 1.1 — 2025-08-18

• Bug fixes and performance improvements
• Enhanced stability

### 1.0 — 2025-08-14

No release notes.

## Apps similar to What's the code

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Pirate Penguin Stickers](https://appshunter.io/ios/app/pirate-penguin-stickers/id6748490363) | — | $0.99 | Entertainment |
| [Almigo Lifelike AI Chat](https://appshunter.io/ios/app/almigo-lifelike-ai-chat/id6503425093) | 4.2 (50) | Free | Entertainment |
| [Explorer Penguin Stickers](https://appshunter.io/ios/app/explorer-penguin-stickers/id6749067237) | — | $0.99 | Entertainment |
| [Chef Penguin Stickers](https://appshunter.io/ios/app/chef-penguin-stickers/id6748941441) | — | $0.99 | Entertainment |
| [Artist Penguin Stickers](https://appshunter.io/ios/app/artist-penguin-stickers/id6748534218) | — | $0.99 | Entertainment |
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## More apps by Boyle Sim

- [Arduino BT Controller](https://appshunter.io/ios/app/arduino-bt-controller/id6744121460)
- [CountUp: Tap Counter & Tracker](https://appshunter.io/ios/app/countup-tap-counter-and-tracker/id6745539397)
- [LotteryShot – Number Generator](https://appshunter.io/ios/app/lotteryshot-number-generator/id6747923679)

All apps by Boyle Sim: https://appshunter.io/developer/1806031422

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-28.*