The top 20 popular Productivity Apps for Android in Japan under 10 MB

Check out the top Productivity Apps which are lightweight apps under 10 MB in size. We went through all Productivity Apps for Android on Google Play in June 2026 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 2026-06-23.

顔文字辞書

JustSystems Corporation

◆顔文字辞書の内容よく使われる顔文字が収録されています。　　・［おお］ლ(ﾟдﾟლ) 　　・［こら］ﾍ(* – -)ﾉ　　・［しょっく］(｡ŏ_ŏ。) 　　・［びっくり］(๑º ﾛ º๑) 　　・［らぶ］٩(๑´3｀๑)۶ ◆ATOK拡張辞書とは ATOKといっしょに使うと、変換できる言葉が追加され、入力がもっと楽になります。 ATOK本体で…

文例辞書

JustSystems Corporation

◆文例辞書の内容あいさつ、手紙文に便利な表現が収録されています。　　・［ごがつ］薫風緑樹をわたる季節となりました　　・［いらい］ご高配を賜りますよう重ねてお願い申し上げます　　・［おいわい］謹んでお慶び申し上げます　　・［かきだし］貴社ますますご清栄のこととお慶び申し上げます　　・［まつぶん］今後ともご愛顧のほどよろしくお願い申し上げます ◆ATOK拡張辞書とは ATOKといっし…

和英辞書

JustSystems Corporation

◆和英辞書の内容読みがなから英語に変換できます。中学・高校レベルの英語が収録されています。　・［あさって］the day after tomorrow 　・［いんしょう］impression 　・［しんねんおめでとう］A happy new year! 　・［ぜったいに］absolutely 　・［こうきしん］curiosity ◆ATOK拡張辞書とは ATOKといっしょに使うと、変換で…

ことわざ辞書

JustSystems Corporation

◆ことわざ辞書の内容故事成語、ことわざ、格言などの慣用表現や、四字熟語が収録されています。　　・［あつささむさもひがんまで］暑さ寒さも彼岸まで　　・［おわりよければすべてよし］終わりよければすべてよし　　・［やすものがいのぜにうしない］安物買いの銭失い　　・［しょぎょうむじょう］諸行無常　　・［こうがんむち］厚顔無恥 ◆ATOK拡張辞書とは ATOKといっしょに使うと、変換できる…

Save as Web Archive

Ryoichi Fukugawa

Web Clipper App. This app allows you to save web pages offline for reading later. The best ways to save web pages to read later. [Features] - Save web pages offline - Grid view / List view / Galle…

Panecal Scientific Calculator

Appsys

　Panecal is a scientific calculator app that allows you to display and modify formulas. It allows you to enter formulas while checking them, which prevents you from typing incorrectly or making calcu…

FRep - Finger Replayer

StrAI

FRep is Finger Record/Replay App for Android 2.3~10. Once you record the routine operation, you can replay it by single trigger. For newer Android version, please try FRep2 instead. - Record and Rep…

SugarSync

Livedrive Internet Ltd

SugarSync lets you backup your files, photos, music, and more on any device. Use SugarSync to securely sync and backup your files, photos, music, and more on any device. We add a layer of security …

Pushover

Pushover, LLC

Pushover is a simple push notification service that integrates easily into web apps like IFTTT, network monitoring systems, shell scripts, servers, IoT devices, and anything else that needs to send a…

Calendar Widget: Month/Agenda

Milan Sillik

Two minimalistic, fully customizable, and resizable widgets - agenda (list) and month (grid) - offer you a quick glance at your daily schedule directly on your home screen. The widgets can display ev…

Calculator

Appsys

This is calculator app that allows you to display and modify formulas. It allows you to enter formulas while checking them, which prevents you from typing incorrectly or making calculation errors. It…

Free

4.2

10,000,000+ downloads

Productivity

DynamicG Google Drive Plugin

DynamicG

This is a Plugin, not an App - it does NOT run standalone. Get the main app here: https://play.google.com/store/apps/details?id=com.dynamicg.timerecording This plugin provides Google Drive integrati…

DigiCal+ Calendar

Digibites

🏆 Favorite: best calendar apps for Android – The Next Web 🏆 DigiCal is a smart calendar app for Android that is packed full of features - Android Headlines 🏆 DigiCal is one of the most flexi…

Solid Explorer Classic Unlock

NeatBytes

This is the unlock key for Solid Explorer File Manager, which activates its full version. Only for users with legacy licenses. If you're a new user, please use the in-app purchase. Recent changes: …

Notepad

PowerAPP

Convenient and simple notepad right on your Android. Notepad is always at your fingertips to take notes, write down your thoughts, make a shopping list and remind you of things to do. You can also s…

Free

4.4

10,000,000+ downloads

Productivity

Touch Calendar F

Touchable Apps

No more flipping between different calendar views. Touch Calendar does it all from one zoomable and scrollable view. Now with a beautiful Material Design interface. Rated 95% by reghardware.com and…

Explorer

Speed Software

Explorer is perfect for organizing your internal storage and SD card contents. Simple, with a smooth intuitive interface. You can also easily access your cloud and network files. Features include:…

Free

4.0

10,000,000+ downloads

Productivity

RealCalc Plus

Quartic Software

RealCalc Plus is the pro version of RealCalc, one of Android's most popular scientific calculators. RealCalc Plus is designed to look and operate exactly like a real hand-held calculator. It has all…

Expense Manager

Markus Hintersteiner

Manage your expenses directly on your smartphone. Easily keep track of your finances. This app allows you to record your expenses easily. Optionally you can assign a category to your expense in ord…

Task Manager (Task Killer)

Rhythm Software

One-stop task manager. Monitor and kill task, speed up phone, and save battery. Features: * 1*1 widget to monitor memory usage, fast kill task or launch application when click. * Kill task to free …

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