This keyboard allows you to send messages using semaphore flag signals directly within any application. It also serves as an effective tool for learning the semaphore alphabet.
Flag Semaphore Keyboard by Douglas Gandle

220+ iOS apps & games curated and reviewed
Out of 220+ flag semaphore keyboard apps and games on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 5.0★ (4) | — | No | May 2026 | |
| 2 | Free | 4.4★ (889) | No | Yes | Jul 2026 | |
| 3 | Free | 4.7★ (439K) | Yes | Yes | Aug 2026 | |
| 4 | Free | 4.7★ (90K) | Yes | Yes | Aug 2026 | |
| 5 | Free | 4.6★ (121K) | No | Yes | Aug 2026 | |
| 6 | Free | 4.6★ (18K) | Yes | No | Aug 2026 | |
| 7 | Free | 4.3★ (4K) | No | Yes | Aug 2026 | |
| 8 | Free | 4.6★ (2.6K) | Yes | No | Aug 2026 |

This keyboard allows you to send messages using semaphore flag signals directly within any application. It also serves as an effective tool for learning the semaphore alphabet.





Transform your text with unique fonts and symbols. Create upside-down messages, circled letters, and stylized words to share across social media and messaging apps. Customize your contacts with cool, eye-catching text.






Enhance your mobile conversations with a custom AI-powered keyboard. Access thousands of emojis, stickers, GIFs, and cool fonts to personalize your messages and posts across various social media platforms. Create unique emojis and themes to express yourself.


This custom keyboard app allows you to quickly insert pre-saved text snippets directly from your keyboard. Save time by avoiding repetitive copying and pasting of common phrases, addresses, or greetings. It's ideal for accelerating writing tasks or for fun, creative text use.


This intelligent keyboard learns your writing style to provide accurate autocorrect and helpful predictions. It offers customizable themes and quick access to emojis and GIFs, allowing you to communicate faster and more efficiently.


Experience a unique parkour game with satisfying mechanical keyboard sounds. Climb through obstacles, collect rewards, and customize your aesthetic setup without stressful timers.


Personalize your mobile typing experience with a vast collection of keyboard skins and themes. Choose from hundreds of designs to match any mood or occasion and express your unique style.


This app transforms your phone's keyboard into a vibrant, customizable light show with dazzling RGB effects and dynamic lighting that reacts to your typing. Enjoy enhanced functionality with features like swipe-to-type and multilingual support, all within a sleek user interface.


Enhance your social media presence with unique fonts and custom keyboard themes. Make your posts and stories visually appealing across all applications. Personalize your typing experience with your favorite images.


This app provides a custom keyboard with a variety of unique fonts, emojis, and symbols to enhance your social media posts, bios, and messages. Easily switch keyboards to apply stylish text directly within your favorite platforms like Instagram, TikTok, and Twitter.


Personalize your computer keyboard with vibrant artwork and designs. Use various tools like brushes, stencils, and spray paint to create unique, eye-catching keycaps. Decorate, work, and play with a custom-designed keyboard.


This keyboard app allows you to quickly copy and paste pre-saved text directly from your keyboard. Save time by avoiding repetitive typing of common phrases, emails, or addresses. It offers a fast and easy way to enhance productivity or have fun sharing text.


Type with a wide variety of cool fonts, GIFs, and stickers directly from your keyboard. Personalize your typing experience with custom themes, colors, and effects. Quickly send pre-saved text with the auto-paste feature.


Enhance your messages and social media content with a wide variety of unique fonts, stylish symbols, and custom emojis. Create eye-catching Instagram Story covers and personalize your text across all your favorite apps.


Enhance your social media posts and messages with custom keyboards. Add unique fonts, emojis, stickers, and AI-generated backgrounds to make your content stand out on platforms like Instagram, TikTok, and Snapchat. Personalize your typing experience with a vast library of resources.


Enhance your mobile typing experience with a vast library of animated emojis, stickers, and stylish fonts. Personalize your keyboard with custom themes and avatars. Enjoy smart predictions and auto-correction for seamless communication.


Increase your typing speed to navigate colorful stages and clear obstacles. Unlock upgrades to travel farther and quicker in this arcade-style game. Enjoy smooth gameplay as you progress through new areas.


Transform your text with a vast collection of unique fonts and symbols. Easily create stylish messages, customize your contacts, and share your creations across all your favorite social media platforms and messaging apps.


This app enhances your typing with custom fonts, over 1000 emojis, and stylish themes. It includes an AI assistant for generating bios, hashtags, and paraphrasing text, along with fun chat features and text art.


A user-friendly keyboard app offering fast typing with flick gestures, word prediction, and easy language switching. Customize your experience with themes and emojis.