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Best Si4Keyboard Apps & Games

200+ iOS apps & games curated and reviewed

4.3 avg rating
19 free apps & games
Updated April 2026

Si4Keyboard is the household name in si4keyboard, but it's far from the only option. We track 200+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Si4Keyboard Apps & Games (April 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Si4KeyboardSi4Keyboard$0.99—NoNoMay 2026
2Microsoft SwiftKey AI KeyboardMicrosoft SwiftKey AI KeyboardFree4.6★ (121K)NoYesJul 2026
3Facemoji AI Emoji KeyboardFacemoji AI Emoji KeyboardFree4.7★ (419K)YesYesJul 2026
4New Emoji & Fonts - RainbowKeyNew Emoji & Fonts - RainbowKeyFree4.5★ (25K)NoYesJul 2026
5iKeyboard -Cool Keyboard ThemeiKeyboard -Cool Keyboard ThemeFree4.3★ (2.6K)NoNoJul 2026
6Symbol Keyboard - 2000+ SignsSymbol Keyboard - 2000+ SignsFree4.6★ (7.2K)YesNoJul 2026
7WordBoard: Text ExpanderWordBoard: Text ExpanderFree4.9★ (5.5K)NoYesJul 2026
8Symbol Keyboard-Character PadSymbol Keyboard-Character PadFree4.7★ (3.1K)YesNoJul 2026

Top Picks for Si4Keyboard

Microsoft SwiftKey AI Keyboard#2

Microsoft SwiftKey AI Keyboard by TouchType Ltd

Copilot | GPT-4 | DALL·E 3
Strong Contender
🔧 Utilities
4.6😐(121K ratings)
FreeIn-App Purchases
Microsoft SwiftKey AI Keyboard screenshot 1
Microsoft SwiftKey AI Keyboard screenshot 2
Microsoft SwiftKey AI Keyboard screenshot 3
Microsoft SwiftKey AI Keyboard screenshot 4
Microsoft SwiftKey AI Keyboard screenshot 5
Microsoft SwiftKey AI Keyboard screenshot 6

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.

What We Love

  • 🚀 Smooth swiping and typing experience
  • 👍 Customizable keyboard themes
  • 💡 Supports multiple languages
  • 🚀 Accurate word predictions

Room to Improve

  • 🐛 Keyboard glitches and crashes
  • 🐛 Inconsistent autocorrect and word replacement
  • 🐛 Keyboard disappearing or reverting to default
Facemoji AI Emoji Keyboard#3

Facemoji AI Emoji Keyboard by NEXILEAP PRIVATE LIMITED

Keyboard Fonts,Emoji&Sticker
Worth Considering
🔧 Utilities
4.7😊(419K ratings)
FreeAdsIn-App Purchases
#37in Utilities
Facemoji AI Emoji Keyboard screenshot 1
Facemoji AI Emoji Keyboard screenshot 2
Facemoji AI Emoji Keyboard screenshot 3
Facemoji AI Emoji Keyboard screenshot 4
Facemoji AI Emoji Keyboard screenshot 5
Facemoji AI Emoji Keyboard screenshot 6

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.

What We Love

  • 🤩 Amazing customization options
  • 👍 Satisfying keyboard sounds
  • ✨ Variety of cool fonts and keyboards
  • 🎨 Ability to create custom keyboards

Room to Improve

  • 💰 Paywall for premium features
  • 🔒 Concerns about privacy and data access
  • 🐛 Occasional bugs and glitches

More Si4Keyboard apps to explore

4
New Emoji & Fonts - RainbowKey
New Emoji & Fonts - RainbowKey
New Emoji & Fonts - RainbowKey
Stickers & Emojis Keyboard App
Free

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.

5000+ animated emojis & stickersCustomizable keyboard themesStylish fonts
🔧 Utilities
(25K)
free with in-app purchases
5
iKeyboard -Cool Keyboard Theme
iKeyboard -Cool Keyboard Theme
iKeyboard -Cool Keyboard Theme
Colorful Themes,Fonts & Gifs
Free

Enhance your typing experience with a customizable keyboard offering a vast library of emojis, fonts, and themes. Enjoy precise word prediction and auto-correction for faster communication. Personalize your device with unique skins and sounds.

800+ Emojis, 1000+ Symbols, 500+ Emotions108 Different FontsTextArts and Stickers
🔧 Utilities
(2.6K)
free
6
Symbol Keyboard - 2000+ Signs
Symbol Keyboard - 2000+ Signs
Symbol Keyboard - 2000+ Signs
Unicode Symbols and Characters
Free

Access over 2000 unique Unicode symbols and characters with this app. It provides additional keyboards to easily insert special signs into your messages and documents.

Over 2000 symbolsExtra keyboardsUnicode characters
📊 Productivity
(7.2K)
ad-supported
7
WordBoard: Text Expander
WordBoard: Text Expander
WordBoard: Text Expander
Snippets, Clipboard & Kaomoji
Free

This custom keyboard allows you to instantly insert saved text snippets, saving you time and effort. It works across all apps, offering smart templates and organization for your frequently used phrases, links, and more. New AI features can rewrite, translate, and transform text directly from your keyboard.

Instant text snippet insertionCustomizable text shortcutsSmart templates with variables
🔧 Utilities
(5.5K)
free with in-app purchases
8
Symbol Keyboard-Character Pad
Symbol Keyboard-Character Pad
Symbol Keyboard-Character Pad
Unicode Symbols and Characters
Free

Access hundreds of special characters and symbols for use in any application. Simply tap a character to copy it to your clipboard, then paste it into your desired app.

Hundreds of special charactersUnicode symbolsOne-tap copy to clipboard
🔧 Utilities
(3.1K)
ad-supported
9
Themeboard
Themeboard
Themeboard
by Taphive GmbH
Free

Discover and download unique keyboard themes and wallpapers created by world-class designers. Personalize your iOS device with high-quality artwork and enjoy a fully functional keyboard with emojis and autocorrection.

Curated designer keyboard themesHigh-quality wallpapersThemeable keyboard
🔧 Utilities
(105)
free with in-app purchases
10
Kiwi - Colorful, Custom Keyboard Designer with Emoji for iOS 8
Kiwi - Colorful, Custom Keyboard Designer with Emoji for iOS 8
Kiwi - Colorful, Custom Keyboard Designer with Emoji for iOS 8
by nomtasticapps, LLC
Free

Design and share personalized keyboards for your iOS device. Customize with colors, gradients, images, and unique fonts. Enjoy advanced autocorrection and easy navigation between keys, emoji, and special characters.

Custom keyboard creationGradient color optionsBackground image support
🔧 Utilities
(45)
free with in-app purchases
11
FarsiBoard - Persian Keyboard
FarsiBoard - Persian Keyboard
FarsiBoard - Persian Keyboard
by Rebin Ali
Free

This is a mobile keyboard offering intelligent text prediction and a dynamic, colorful interface. It aims to enhance typing speed and user experience for Persian language users.

Intelligent predictionColorful keyboardAnimated keyboard
🔧 Utilities
(1.3K)
free with in-app purchases
12
V Keyboard - DIY Themes, Fonts
V Keyboard - DIY Themes, Fonts
V Keyboard - DIY Themes, Fonts
Customized key & Handwriting
Free

Personalize your mobile typing experience with a wide array of themes, fonts, and custom designs. Enrich your communication with unique text styles, emojis, and quick-paste options for social media.

Keyboard themes and skinsCustomized keyboard creationStylish fonts and 1000+ emojis
🔧 Utilities
(38K)
free with in-app purchases
13
Khmer Smart Keyboard
Khmer Smart Keyboard
Khmer Smart Keyboard
by ALIEN DEV CO.,LTD
Free

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

Fast typing with flick gestureWord predictionDelete by swiping left
🔧 Utilities
(365)
ad-supported
14
Typewise Custom Keyboard
Typewise Custom Keyboard
Typewise Custom Keyboard
Private & Large Big Keys Type
Free

This keyboard app is designed for smartphones, featuring a unique hexagonal layout for larger keys and fewer typos. It offers AI-powered editing tools, intuitive gestures, and robust privacy features, ensuring your typing data stays on your device.

Hexagonal layout for larger keysAI-powered text editing (translate, proofread, adjust tone)Intuitive swipe gestures for editing
🔧 Utilities
(779)
freemium
15
GO Keyboard-Emojis&Cool Themes
GO Keyboard-Emojis&Cool Themes
GO Keyboard-Emojis&Cool Themes
Funny Stickers & Emojis
Free

Enhance your mobile typing experience with a wide array of custom themes, personalized backgrounds, and a vast library of free emojis and stickers. This app offers smart typing features like swipe and auto-correction, along with unique tools like an aging face simulator and emoji avatar creator.

Fantasy stickersType with EmojiCustom keyboard backgrounds and fonts
🔧 Utilities
(9.8K)
free with in-app purchases
16
LED Keyboard - RGB Theme
LED Keyboard - RGB Theme
LED Keyboard - RGB Theme
LED Keyboard custom for typing
Free

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.

Customizable RGB themesDynamic lighting effectsStatic color options
🔧 Utilities
(2.4K)
free with in-app purchases
17
Block Puzzle - Blast Jigsaw
Block Puzzle - Blast Jigsaw
Block Puzzle - Blast Jigsaw
by 爱泉 杨
Free

This is a block-dropping puzzle game where players create and destroy full lines horizontally or vertically. Clear lines to earn points and make space for new blocks. The game ends when there's no room for new pieces.

Create and destroy full linesVertical and horizontal line clearingScore based on lines eliminated
🎮 Games
(16K)
free with in-app purchases
18
TTKeyboard
TTKeyboard
TTKeyboard
Smart Myanmar Keyboard
Free

This keyboard app offers a smart input feature for faster typing and supports multiple Myanmar and Khmer character sets. Personalize your typing experience with a variety of colorful themes. It is compatible with all Apple devices.

Smart Input for faster typingMultiple Myanmar character sets (ZawGyi, MyanSan, Shan-Unicode, ZawGyi-Tai)Khmer keyboard support
🔧 Utilities
(1.8K)
free with in-app purchases
19
Keyboard Skins for iPhone
Keyboard Skins for iPhone
Keyboard Skins for iPhone
Themes & Custom Fonts
Free

Customize your iPhone keyboard with unique designs and custom fonts. Access a built-in emoji keyboard, create your own skins, and use shortcuts for faster typing. Enjoy weekly updates with new themes and personalized typing sounds.

Customizable keyboard themesBuilt-in emoji and stickersKeyboard skin maker
🌟 Lifestyle
(12K)
free with in-app purchases
20
百度输入法-语音手写拼音打字皮肤
百度输入法-语音手写拼音打字皮肤
百度输入法-语音手写拼音打字皮肤
AI智能聊天键盘
Free

This app offers intelligent voice and handwriting input with predictive text and error correction. It features quick search, a game mode for rapid responses, and a vast library of stickers and animated text effects for expressive communication.

Smart voice inputAI-powered handwriting with predictionQuick search integration
🔧 Utilities
(1.4K)
free with in-app purchases

FAQ about Si4Keyboard

Are there free si4keyboard apps & games for iPhone?
Yes — 19 of the top si4keyboard apps & games we rank are free to download, including Microsoft SwiftKey AI Keyboard and Facemoji AI Emoji Keyboard.
Si4Keyboard has no ads and has no in-app purchases, according to its App Store listing as of April 2026.
We track 200+ si4keyboard apps & games on the iOS App Store as of April 2026, ranked by rating, recency, and analysis of real user reviews.