Best Translator Keyboard Japanese Apps

230+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated May 2026

From beginner-friendly picks to power-user tools, our translator keyboard japanese list covers 230+ iPhone apps updated through May 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Translator Keyboard Japanese

Translator Keyboard - Language#1

Translator Keyboard - Language by AIR APPS SYSTEMS, UNIPESSOAL, LDA

Translate Text, Message & Chat
Editor's Choice
🔧 Utilities
4.7😞(20K ratings)
FreeAdsIn-App Purchases
Translator Keyboard - Language screenshot 1
Translator Keyboard - Language screenshot 2
Translator Keyboard - Language screenshot 3
Translator Keyboard - Language screenshot 4
Translator Keyboard - Language screenshot 5
Translator Keyboard - Language screenshot 6

Type and translate text instantly in over 60 languages directly from your keyboard. Seamlessly communicate in any app without switching or copying. Enhance conversations with emojis.

What We Love

  • 🚀 Fast translation
  • 👍 Convenient keyboard translator
  • 💡 Supports many languages
  • 👍 Easy to use

Room to Improve

  • 💰 Requires subscription after limited free use
  • 🐛 Inconsistent translations
  • 🐛 Keyboard issues
Naver Papago - AI Translator#2

Naver Papago - AI Translator by NAVER Corp.

A smart AI translator
Strong Contender
🔍 Reference
4.7😊(3.4K ratings)
FreeAds
#58in Reference
Naver Papago - AI Translator screenshot 1
Naver Papago - AI Translator screenshot 2
Naver Papago - AI Translator screenshot 3
Naver Papago - AI Translator screenshot 4

This AI-powered translation tool supports 14 languages for text, voice, image, and website translations. It offers offline capabilities, conversation mode, and handwriting recognition to assist with language learning and communication during travel or business.

What We Love

  • 💯 Accurate translations
  • 🗣️ Helpful voice translation
  • 🤖 Impressive AI capabilities
  • 🆓 Free and feature-rich

Room to Improve

  • 🔢 Limited translation volume
  • 🇰🇷 Biased towards Korean
  • 🤖 Inconsistent AI performance
Translator Guru: Voice & Text#3

Translator Guru: Voice & Text by GM UniverseApps Limited

Speak and translate language
Worth Considering
📊 Productivity
4.6😐(54K ratings)
FreeAdsIn-App Purchases
Translator Guru: Voice & Text screenshot 1
Translator Guru: Voice & Text screenshot 2
Translator Guru: Voice & Text screenshot 3
Translator Guru: Voice & Text screenshot 4
Translator Guru: Voice & Text screenshot 5
Translator Guru: Voice & Text screenshot 6

This app transforms your phone into a live translation device, supporting over 100 languages for text, voice, and even camera-based translations. Communicate globally without language barriers.

What We Love

  • 🚀 Accurate translation
  • 👍 Easy to use
  • 🌍 Supports many languages
  • 📚 Helpful for learning languages

Room to Improve

  • 💰 Expensive subscription
  • 🔒 Requires too many permissions
  • 🔧 Buggy keyboard

More Translator Keyboard Japanese apps to explore

4
Japanese Keyboard & Translator
Japanese Keyboard & Translator
Japanese Keyboard & Translator
English to Japanese Translator
Free

This app provides a dedicated Japanese keyboard for efficient typing and an integrated translator to bridge language gaps. Customize your typing experience with themes, background images, and sound feedback. Access translations and typing features across any application.

Dedicated Japanese keyboardEnglish to Japanese translationMultiple input methods
🔧 Utilities
(7)
ad-supported
5
Japanese Keyboard - Translator
Japanese Keyboard - Translator
Japanese Keyboard - Translator
Japanese Keyboard & Translator
Free

Write and translate messages, posts, and emails in Japanese. This app offers an intuitive keyboard with word suggestions and the ability to translate Japanese to numerous other languages, including Indian and international ones. Customize text color and access emojis.

Japanese typing keyboardJapanese to other language translationEnglish to Japanese keypad switching
🔧 Utilities
(211)
freemium
6
GlobalKey: Translator Keyboard
GlobalKey: Translator Keyboard
GlobalKey: Translator Keyboard
80+ Input Languages
Free

Instantly translate text in any app with an AI-powered keyboard. Supports over 100 languages, offering seamless communication for global users. Features include clipboard translation and smart AI suggestions for efficient typing.

Translate as you type in any appSupports 100+ languagesClipboard auto-translation
🔧 Utilities
(5)
free with in-app purchases
7
Japanese Translator Keyboard
Japanese Translator Keyboard
Japanese Translator Keyboard
Japanese to English, Romaji
Free
📚 Education
(0)
8
Translate Now - AI Translator
Translate Now - AI Translator
Translate Now - AI Translator
Text, Photo & Voice Translator
Free

Instantly translate text, voice, and photos across over 320 languages with AI-powered tools. Features include a translator keyboard, hands-free voice translation for conversations, and photo translation for signs and menus. It also offers language learning assistance.

Text, voice, and photo translationTranslator keyboard for appsHands-free AI voice translator
🔍 Reference
(333K)
free with in-app purchases
9
Japanese!! Learn Kana & Kanji
Japanese!! Learn Kana & Kanji
Japanese!! Learn Kana & Kanji
Hiragana, Kanji, and Grammar
Free

Master Japanese writing with comprehensive lessons for Hiragana and Katakana. Build vocabulary and grammar skills through engaging quizzes and spaced repetition. Practice reading and writing with audio pronunciation, all offline.

Hiragana and Katakana writing lessonsVocabulary and grammar lessonsSpaced repetition review quizzes
📚 Education
(22K)
free with in-app purchases
10
TypeOn: Ai Keyboard Translator
TypeOn: Ai Keyboard Translator
TypeOn: Ai Keyboard Translator
Photo, Text, Voice Translator
Free

This AI-powered keyboard offers instant translation in over 100 languages directly within your messaging apps. It also features voice, camera, and AR translation, along with grammar and spelling checks to enhance your communication.

AI-powered translation100+ language supportVoice translation
📊 Productivity
(2.8K)
free with in-app purchases
11
Japanese Keyboard & Translator
Japanese Keyboard & Translator
Japanese Keyboard & Translator
Type Japanese with ease
Free

This utility app provides an English to Japanese keyboard for faster typing and includes a translator for Japanese to English voice conversations. It offers a phonetic transliteration, eliminating the need to learn a Japanese keypad layout, and works across all your installed applications.

English to Japanese transliterationJapanese to English voice translatorWorks in all apps
🔧 Utilities
(3)
free
12
Gboard – the Google Keyboard
Gboard – the Google Keyboard
Gboard – the Google Keyboard
Search. GIFs. Emojis and more.
Free

This keyboard app integrates Google Search, GIFs, and emojis directly into your typing experience. It offers features like Glide Typing for faster input and allows you to search and share information without leaving your current application.

Google Search integrationGIF and emoji searchGlide Typing for faster input
🔧 Utilities
(53K)
free
13
TransKey: Text Translator Chat
TransKey: Text Translator Chat
TransKey: Text Translator Chat
Google Translate Keyboard App
Free

Communicate seamlessly in any language without leaving your current app. This keyboard extension translates messages in real-time, both outgoing and incoming, supporting over 100 languages. It preserves capitalization and emojis for a natural conversation flow.

Translate messages in real-time within any appTranslate received messages instantlySupports over 100 languages
🔍 Reference
(13K)
free with in-app purchases
14
Translator Keyboard
Translator Keyboard
Translator Keyboard
by Sparkling Design and Infotech Private Limited
Free

Translate text directly within any app using a custom keyboard. Seamlessly switch between languages with a single tap or long press. Avoid the hassle of copying and pasting translations.

Translate in any appBuilt-in keyboard functionalityOne-click translation
🔧 Utilities
(35)
free with in-app purchases
15
Japanese - English Translation
Japanese - English Translation
Japanese - English Translation
Photo, Voice & Text Translator
Free

Translate text from images, voice, or typed input between Japanese and English. This app offers fast and accurate translations for studying, working, and traveling, helping you overcome language barriers.

Camera TranslationDetect text from imagesVoice Translation
📊 Productivity
(187)
ad-supported
16
Translator*
Translator*
Translator*
Text, Photo & Voice Translator
Free

This AI-powered app offers seamless text, image, and voice translation across over 100 languages. Translate as you type, identify objects in photos, or speak naturally for instant audio and text translations. It's designed for effortless communication in any situation.

AI-powered keyboard translationObject and text recognition from imagesReal-time voice translation with AI
📊 Productivity
(2.8K)
subscription
17
Japanese Keyboard
Japanese Keyboard
Japanese Keyboard
Keyboard and dictionary in one
Free

Type English words to instantly see Japanese text suggestions directly on your keyboard. This offline tool also allows you to look up Kanjis and write Hiragana/Katakana without switching apps.

English to Japanese word translationIntegrated dictionaryOffline functionality
🔍 Reference
(23)
free
18
Translator+ Free my voice now
Translator+ Free my voice now
Translator+ Free my voice now
Translation Guru & Keyboard
Free

Break down language barriers with this intuitive translation tool. Communicate effortlessly with people speaking different languages, making it an ideal companion for travel and global interaction. Supports a wide range of languages for both voice and text translation.

Real-time voice translationText translationConversation mode
🔍 Reference
(1.5K)
free with in-app purchases
19
Language Translator ·
Language Translator ·
Language Translator ·
Camera & Picture to Translate
Free

Translate text, voice, and images in over 100 languages. Communicate globally with real-time conversation translation, offline capabilities, and a translator keyboard for seamless messaging.

Translate over 100 languagesOffline translationReal-time conversation translation
📊 Productivity
(2K)
subscription
20
OkTalk Keyboard Translator
OkTalk Keyboard Translator
OkTalk Keyboard Translator
Your Translate Keyboard
Free

Translate your text instantly in over 60 languages directly from your keyboard. Seamlessly integrate with your favorite messaging apps and social networks for effortless communication across borders. Enjoy unlimited translations with premium access.

Real-time translation60+ languages supportedSeamless app integration
📊 Productivity
(751)
freemium