The top 20 popular Tools Apps for Android in Japan (with a recent update)

Check out the top Tools Apps which had a recent update in Google Play. We went through all Tools Apps for Android on Google Play in December 2025 and picked the best ones for you to download onto your Android phone. This Android app list is sorted by the popularity in Japan. Last updated on 2025-12-23.

VirusBuster Mobile

Trend Micro Inc. / トレンドマイクロ株式会社

Mobile Security for Android provides powerful, comprehensive protection against online threats. 🏆 Mobile Security & Antivirus - 3 CONSECUTIVE YEARS Winner of AV-Test’s “Best Android…

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10,000,000+ downloads

Trend Micro Inc. / トレンドマイクロ株式会社
10,000,000+ downloads
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VirusBuster Mobile

Mobile Security for Android provides powerful, comprehensive protection against online threats. 🏆 Mobile Security &am…

Simeji Japanese keyboard+Emoji

バイドゥ株式会社

Simeji is a free Japanese input keyboard that has reached over 45M downloads! It comes with a skinnable keyboard, cute emoticons, emoji, and more! This is the most popular keyboard app in Japan! Try …

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10,000,000+ downloads

バイドゥ株式会社
10,000,000+ downloads
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Simeji Japanese keyboard+Emoji

Simeji is a free Japanese input keyboard that has reached over 45M downloads! It comes with a skinnable keyboard, cute …

NAVER Antivirus

NAVER Cloud Corp.

[Change Notice] “LINE Antivirus” will be rebranded as “NAVER Antivirus” on September 25, 2023. In order to provide better service and enhanced security, the service operatio…

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5,000,000+ downloads

NAVER Cloud Corp.
5,000,000+ downloads
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NAVER Antivirus

[Change Notice] “LINE Antivirus” will be rebranded as “NAVER Antivirus” on September 25, 2023.…

Data Saver: Usage Monitor

Stop hitting data caps. This app auto-measures mobile and Wi‑Fi traffic, graphs your daily/weekly/monthly usage, and warns you before throttling kicks in. Keep speeds steady and bills predictable. M…

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1,000,000+ downloads

Lufesu Inc.
1,000,000+ downloads
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Data Saver: Usage Monitor

Stop hitting data caps. This app auto-measures mobile and Wi‑Fi traffic, graphs your daily/weekly/monthly usage, and wa…

TunnelBear, LLC

TunnelBear VPN. Privacy. For everyone. TunnelBear is an easy-to-use VPN app that helps you browse privately and securely from anywhere. With just one tap, TunnelBear changes your IP address and enc…

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10,000,000+ downloads

TunnelBear, LLC
10,000,000+ downloads
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TunnelBear VPN. Privacy. For everyone. TunnelBear is an easy-to-use VPN app that helps you browse privately and secur…

SpeedChecker Speed Test

Our Speed Checker app easily, quickly and accurately measures your Wi-Fi network AND Mobile Internet Speed (download, upload and ping) up to 1 Gb/s. Your Wi-Fi connection could be slowing you down.…

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5,000,000+ downloads

SpeedChecker
5,000,000+ downloads
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SpeedChecker Speed Test

Our Speed Checker app easily, quickly and accurately measures your Wi-Fi network AND Mobile Internet Speed (download, …

Dr.Capsule – Mobile Security

ESTsecurity Corp.

Protect against viruses & other types of malware with Dr.Capsule Mobile Security, our free antivirus app for Android. Get real-time protection with Virus Scan, Smishing Detection, and Wi-Fi Secu…

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10,000,000+ downloads

ESTsecurity Corp.
10,000,000+ downloads
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Dr.Capsule – Mobile Security

Protect against viruses & other types of malware with Dr.Capsule Mobile Security, our free antivirus app for Androi…

Gboard - the Google Keyboard

Gboard has everything you love about Google Keyboard—speed and reliability, Glide Typing, voice typing, Handwriting, and more Glide Typing — Type faster by sliding your finger from lette…

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10,000,000,000+ downloads

Google LLC
10,000,000,000+ downloads
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Gboard - the Google Keyboard

Gboard has everything you love about Google Keyboard—speed and reliability, Glide Typing, voice typing, Handwriti…

File Manager File Explorer

File Manager: The ultimate file explorer & app manager for file transfers, document management, and file storage ★ Custom Colors Personalize your experience and make organization a breeze with …

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10,000,000+ downloads

Maple Media
10,000,000+ downloads
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File Manager File Explorer

File Manager: The ultimate file explorer & app manager for file transfers, document management, and file storage …

1Tap Cleaner (clear cache)

AZSoft Technology Inc.

1-Tap to clean all cache files, defaults settings, and SD card. Are you running out of application storage? You now can get more available storage space by clearing apps created cache/data files. …

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10,000,000+ downloads

AZSoft Technology Inc.
10,000,000+ downloads
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1Tap Cleaner (clear cache)

1-Tap to clean all cache files, defaults settings, and SD card. Are you running out of application storage? You now c…

7Zipper - File Explorer (zip,

This app help you to browse (It is archiver/extractor and It is useful tools for file management, and it require some permissions.) Features: List of supported compression formats. 7z jar List…

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10,000,000+ downloads

PolarBear soft
10,000,000+ downloads
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7Zipper - File Explorer (zip,

This app help you to browse (It is archiver/extractor and It is useful tools for file management, and it require some…

Speech Recognition & Synthesis

Power your device with the magic of Google’s text-to-speech and speech-to-text technology. Google Speech-to-Text functionality Speech Recognition provides speech-to-text functionality to G…

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10,000,000,000+ downloads

Google LLC
10,000,000,000+ downloads
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Speech Recognition & Synthesis

Power your device with the magic of Google’s text-to-speech and speech-to-text technology. Google Speech-to-Tex…

The Google app offers more ways to search about the things that matter to you. Try AI Mode, AI Overviews, Google Lens, and more to find quick answers, explore your interests, and stay up-to-date. Use…

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10,000,000,000+ downloads

Google LLC
10,000,000,000+ downloads
TOOLS

The Google app offers more ways to search about the things that matter to you. Try AI Mode, AI Overviews, Google Lens, …

GuitarTuna: Tune & Play Guitar

GuitarTuna is your go-to guitar app, with over 100 million downloads and counting! Tune your guitar in seconds with the free guitar tuner, explore guitar chords & tabs for 20,000+ songs, and lear…

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100,000,000+ downloads

Yousician Ltd.
100,000,000+ downloads
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GuitarTuna: Tune & Play Guitar

GuitarTuna is your go-to guitar app, with over 100 million downloads and counting! Tune your guitar in seconds with the…

Anti-virus Dr.Web Light

About Free basic anti-virus protection for mobile devices running Android OS 4.4 — 16. Features and advantages of the protection components Anti-virus • Quick or full file system scans, as…

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100,000,000+ downloads

Dr.Web
100,000,000+ downloads
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Anti-virus Dr.Web Light

About Free basic anti-virus protection for mobile devices running Android OS 4.4 — 16. Features and advantages of…

Google Translate

• Text translation: Translate between 108 languages by typing • Tap to Translate: Copy text in any app and tap the Google Translate icon to translate (all languages) • Offline: Transla…

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1,000,000,000+ downloads

Google LLC
1,000,000,000+ downloads
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Google Translate

• Text translation: Translate between 108 languages by typing • Tap to Translate: Copy text in any app and ta…

AppMgr Pro III (App 2 SD)

AZSoft Technology Inc.

AppMgr (also known as App 2 SD) is a new design app that provides the following components: ★ Archive apps: archive apps to save storage on your Android device. Android 15+ only ★ Move apps: moves a…

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100,000+ downloads

AZSoft Technology Inc.
100,000+ downloads
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AppMgr Pro III (App 2 SD)

AppMgr (also known as App 2 SD) is a new design app that provides the following components: ★ Archive apps: archive ap…

QR & Barcode Scanner

QR & Barcode Scanner app is the fastest QR code scanner / bar code scanner out there. QR & Barcode Scanner is an essential QR reader for every Android device. QR & Barcode Scanner / QR …

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500,000,000+ downloads

Gamma Play
500,000,000+ downloads
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QR & Barcode Scanner

QR & Barcode Scanner app is the fastest QR code scanner / bar code scanner out there. QR & Barcode Scanner is a…

SuperVPN Fast VPN Client

SuperVPN, total free VPN Service without any limitation. Easy to use, one click to connect to VPN server. Unlimited bandwidth and unlimited free time. Fast servers across the world. * Protect your p…

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100,000,000+ downloads

SuperSoftTech
100,000,000+ downloads
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SuperVPN Fast VPN Client

SuperVPN, total free VPN Service without any limitation. Easy to use, one click to connect to VPN server. Unlimited ban…

Google’s Find Hub

For your devices and items • View your phone, tablet, headphones, and other accessories on a map–even if they’re offline. • Play a sound to locate your lost device if it&rsq…

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1,000,000,000+ downloads

Google LLC
1,000,000,000+ downloads
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Google’s Find Hub

For your devices and items • View your phone, tablet, headphones, and other accessories on a map–even if t…