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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 October 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 2025-10-08.
VirusBuster Mobile
Trend Micro Inc. / トレンドマイクロ株式会社
app icon
Mobile Security for Android provides powerful, comprehensive protection against online threats. 🏆 Mobile Security & Antivirus - 3 CONSECUTIVE YEARS Winner of AV-Test’s “Best Android…
app screenshotapp screenshotapp screenshot
Free
4.0
10,000,000+ downloads
|
Tools
app icon
4.0
Free
Trend Micro Inc. / トレンドマイクロ株式会社
10,000,000+ downloads
TOOLS
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
app icon
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 …
app screenshotapp screenshotapp screenshot
Free
4.2
10,000,000+ downloads
|
Tools
app icon
4.2
Free
バイドゥ株式会社
10,000,000+ downloads
TOOLS
Simeji Japanese keyboard+Emoji
Simeji is a free Japanese input keyboard that has reached over 45M downloads! It comes with a skinnable keyboard, cute …
Data Usage Monitor
Lufesu Inc.
app icon
"Data Usage Monitor" is a user-friendly app that puts you in control of your mobile data. Easily track, analyze, and manage your data usage to avoid surprise overage charges and save money …
app screenshotapp screenshotapp screenshot
Free
3.9
1,000,000+ downloads
|
Tools
app icon
3.9
Free
Lufesu Inc.
1,000,000+ downloads
TOOLS
Data Usage Monitor
"Data Usage Monitor" is a user-friendly app that puts you in control of your mobile data. Easily track, analy…
TunnelBear VPN
TunnelBear, LLC
app icon
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…
app screenshotapp screenshotapp screenshot
Free
3.9
10,000,000+ downloads
|
Tools
app icon
3.9
Free
TunnelBear, LLC
10,000,000+ downloads
TOOLS
TunnelBear VPN
TunnelBear VPN. Privacy. For everyone. TunnelBear is an easy-to-use VPN app that helps you browse privately and secur…
Canon Print Service
Canon Inc.
app icon
Canon Print Service is software that can print simply from the menus of applications that support Android's printing subsystem. It can print from smart phones and tablets using Canon printers connect…
app screenshotapp screenshotapp screenshot
Free
3.2
50,000,000+ downloads
|
Tools
app icon
3.2
Free
Canon Inc.
50,000,000+ downloads
TOOLS
Canon Print Service
Canon Print Service is software that can print simply from the menus of applications that support Android's printing su…
Gauge Battery Widget
Tomas Hubalek
app icon
Bored of ordinary battery widgets? All looks the same? Try this analog one! Measure your battery life and have fun. ★ Do you want to know why this is one of coolest battery widgets on the market? Vi…
app screenshotapp screenshotapp screenshot
Free
4.0
5,000,000+ downloads
|
Tools
app icon
4.0
Free
Tomas Hubalek
5,000,000+ downloads
TOOLS
Gauge Battery Widget
Bored of ordinary battery widgets? All looks the same? Try this analog one! Measure your battery life and have fun. ★ …
Intrace: Visual traceroute
BlindZone
app icon
Intrace Visual traceroute for Android is a tiny app that traces and analyzes data routes from your device to servers worldwide. See full path of data packets between your device and any Internet serv…
app screenshotapp screenshotapp screenshot
Free
4.2
500,000+ downloads
|
Tools
app icon
4.2
Free
BlindZone
500,000+ downloads
TOOLS
Intrace: Visual traceroute
Intrace Visual traceroute for Android is a tiny app that traces and analyzes data routes from your device to servers wo…
Dr.Capsule – Mobile Security
ESTsecurity Corp.
app icon
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…
app screenshotapp screenshotapp screenshot
Free
4.0
10,000,000+ downloads
|
Tools
app icon
4.0
Free
ESTsecurity Corp.
10,000,000+ downloads
TOOLS
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
Google LLC
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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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Free
4.5
10,000,000,000+ downloads
|
Tools
app icon
4.5
Free
Google LLC
10,000,000,000+ downloads
TOOLS
Gboard - the Google Keyboard
Gboard has everything you love about Google Keyboard—speed and reliability, Glide Typing, voice typing, Handwriti…
1Tap Cleaner (clear cache)
AZSoft Technology Inc.
app icon
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. …
app screenshotapp screenshotapp screenshot
Free
4.6
10,000,000+ downloads
|
Tools
app icon
4.6
Free
AZSoft Technology Inc.
10,000,000+ downloads
TOOLS
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…
Hotspot Shield: Fast VPN Proxy
Anchorfree LLC
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Independently rated the fastest VPN, Hotspot Shield VPN is ideal for browsing, online gaming, and watching uninterrupted videos! Whether at home or on the go, stay safe with lightning-fast, private i…
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Free
4.5
100,000,000+ downloads
|
Tools
app icon
4.5
Free
Anchorfree LLC
100,000,000+ downloads
TOOLS
Hotspot Shield: Fast VPN Proxy
Independently rated the fastest VPN, Hotspot Shield VPN is ideal for browsing, online gaming, and watching uninterrupte…
Google Play services
Google LLC
app icon
Google Play services is used to update Google apps and apps from Google Play. This component provides core functionality like authentication to your Google services, synchronized contacts, access to …
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Free
4.3
10,000,000,000+ downloads
|
Tools
app icon
4.3
Free
Google LLC
10,000,000,000+ downloads
TOOLS
Google Play services
Google Play services is used to update Google apps and apps from Google Play. This component provides core functionalit…
Google
Google LLC
app icon
The Google App offers more ways to search about the things that matter to you. Try AI Overviews, Google Lens, and more to find quick answers, explore your interests, and stay up-to-date. Use text, vo…
app screenshotapp screenshotapp screenshot
Free
4.1
10,000,000,000+ downloads
|
Tools
app icon
4.1
Free
Google LLC
10,000,000,000+ downloads
TOOLS
Google
The Google App offers more ways to search about the things that matter to you. Try AI Overviews, Google Lens, and more …
Google Opinion Rewards
Google LLC
app icon
Answer quick surveys and earn Google Play credit with Google Opinion Rewards, an app created by the Google Surveys team. Getting started is easy. Download the app and answer basic questions about yo…
app screenshotapp screenshotapp screenshot
Free
4.5
100,000,000+ downloads
|
Tools
app icon
4.5
Free
Google LLC
100,000,000+ downloads
TOOLS
Google Opinion Rewards
Answer quick surveys and earn Google Play credit with Google Opinion Rewards, an app created by the Google Surveys team…
Magnifier + Flashlight
App2U
app icon
This is the best magnifying glass app in the Play Store - no doubt about it. Try it and see for yourself! The app uses your phone's camera to magnify text or whatever comes to mind - be creative! Gre…
app screenshotapp screenshotapp screenshot
Free
4.9
10,000,000+ downloads
|
Tools
app icon
4.9
Free
App2U
10,000,000+ downloads
TOOLS
Magnifier + Flashlight
This is the best magnifying glass app in the Play Store - no doubt about it. Try it and see for yourself! The app uses …
Network Signal Info Pro
KAIBITS Software GmbH
app icon
Network Signal Info Pro provides detailed information over the currently used network with accurate signal strength output, whether WiFi (WLAN) or cellular (mobile) connection and is easy to use. Do…
app screenshotapp screenshotapp screenshot
$4.49
4.2
100,000+ downloads
|
Tools
app icon
4.2
$4.49
KAIBITS Software GmbH
100,000+ downloads
TOOLS
Network Signal Info Pro
Network Signal Info Pro provides detailed information over the currently used network with accurate signal strength out…
Battery Widget Builder
M2Catalyst, LLC.
app icon
Battery Widget Builder is your all-in-one source for measuring and managing phone battery health, phone battery usage and phone battery capacity. Since your phone’s battery can be depleted due …
app screenshotapp screenshotapp screenshot
Free
4.1
10,000,000+ downloads
|
Tools
app icon
4.1
Free
M2Catalyst, LLC.
10,000,000+ downloads
TOOLS
Battery Widget Builder
Battery Widget Builder is your all-in-one source for measuring and managing phone battery health, phone battery usage a…
Keepass2Android Password Safe
Philipp Crocoll (Croco Apps)
app icon
Keepass2Android is an open source password manager application for Android. It is compatible with the popular KeePass 2.x Password Safe for Windows and aims at simple synchronization between devices.…
app screenshotapp screenshotapp screenshot
Free
4.4
1,000,000+ downloads
|
Tools
app icon
4.4
Free
Philipp Crocoll (Croco Apps)
1,000,000+ downloads
TOOLS
Keepass2Android Password Safe
Keepass2Android is an open source password manager application for Android. It is compatible with the popular KeePass 2…
GuitarTuna: Tune & Play Guitar
Yousician Ltd.
app icon
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…
app screenshotapp screenshotapp screenshot
Free
4.5
100,000,000+ downloads
|
Tools
app icon
4.5
Free
Yousician Ltd.
100,000,000+ downloads
TOOLS
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
Dr.Web
app icon
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…
app screenshotapp screenshotapp screenshot
Free
4.2
100,000,000+ downloads
|
Tools
app icon
4.2
Free
Dr.Web
100,000,000+ downloads
TOOLS
Anti-virus Dr.Web Light
About Free basic anti-virus protection for mobile devices running Android OS 4.4 — 16. Features and advantages of…
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