Best Naoshi Usami Apps

199+ iOS apps curated and reviewed

4.4 avg rating

20 free apps

Updated June 2026

Every iPhone needs a few good naoshi usami apps. We benchmark 199+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Naoshi Usami Apps (June 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	Consumption tax Calculator (japanese)	Free	—	No	No	May 2026
2	DTP Scaling	Free	5.0★ (1)	No	No	May 2026
3	Lowest Price - The application which calculates wh	Free	—	No	No	May 2026
4	Basic Calculator+	Free	4.9★ (243K)	Yes	No	Sep 2026
5	ABUKAI Expense Reports Receipt	Free	4.6★ (2.5K)	No	Yes	Sep 2026
6	Currency	Free	4.8★ (78K)	Yes	Yes	Sep 2026
7	Japanese	Free	4.8★ (3.6K)	No	No	Sep 2026
8	AppBox: Useful 16 Apps in One	Free	2.9★ (82)	Yes	Yes	Aug 2026

Top Picks for Naoshi Usami

#1

Consumption tax Calculator (japanese) by NAOSHI USAMI

Editor's Choice

0.0(0 ratings)

Free

Consumption tax Calculator (japanese) screenshot 1

Consumption tax Calculator (japanese) screenshot 2

Consumption tax Calculator (japanese) screenshot 3

Consumption tax Calculator (japanese) screenshot 4

#2

DTP Scaling by NAOSHI USAMI

Strong Contender

5.0(1 ratings)

Free

DTP Scaling screenshot 1

DTP Scaling screenshot 2

DTP Scaling screenshot 3

Automatically calculates the scale rate of paper sizes from the A and B series. Simply select your desired usage for quick conversions, such as from A4 to A1.

#3

Lowest Price - The application which calculates wh by NAOSHI USAMI

Worth Considering

0.0(0 ratings)

Free

Lowest Price - The application which calculates wh screenshot 1

Lowest Price - The application which calculates wh screenshot 2

Lowest Price - The application which calculates wh screenshot 3

Lowest Price - The application which calculates wh screenshot 4

More Naoshi Usami apps to explore

Basic Calculator+

Basic Calculator+

Basic Calculator+

Basic Four Function Calculator

Perform essential arithmetic operations with a straightforward calculator app. Its large buttons and clear display ensure ease of use, supporting both portrait and landscape orientations.

Basic four functionsClear displayLarge buttons

free with in-app purchases

ABUKAI Expense Reports Receipt

ABUKAI Expense Reports Receipt

ABUKAI Expense Reports Receipt

Expenses, Invoices, Business

Effortlessly create expense reports by simply photographing receipts. The app automatically extracts and categorizes all necessary information, delivering a finished report via email. Ideal for businesses seeking to streamline expense management.

Photograph receiptsAutomated data extractionCost categorization

free with in-app purchases

Offline currency converter

This app offers an offline currency converter with up-to-date exchange rates for over 160 currencies. It's ideal for travelers needing to convert money abroad without an internet connection. An optional upgrade removes ads and unlocks all features.

Offline currency conversion160+ currencies supportedUp-to-date exchange rates

free with in-app purchases

More than a dictionary

This comprehensive language learning tool offers an extensive dictionary with over 175,000 entries and 58,000 example sentences. It includes advanced features like handwriting recognition, conjugation search, and a text reader, alongside flashcard study tools and JLPT-specific lists. Learn Japanese offline with this pocket-sized study companion.

Extensive dictionary with 175,000+ entries58,000+ example sentencesHandwriting recognition for kanji/kana

AppBox: Useful 16 Apps in One

AppBox: Useful 16 Apps in One

AppBox: Useful 16 Apps in One

by AllAboutApps

This app is a versatile toolkit that consolidates numerous essential utilities into a single, convenient application. It offers tools for currency conversion, date calculations, loan analysis, health tracking, and more, all within a user-friendly interface.

Currency converter with 195 currenciesDate calculator and days until trackerLoan calculator with amortization schedules

free with in-app purchases

Calculator for iPad₊

Calculator for iPad₊

Calculator for iPad₊

Basic, Scientific, Plus Calc

This app offers both basic and advanced scientific calculations with an intuitive interface designed for tablets and phones. It includes features like currency conversion, calculation history, and the ability to share results. An optional premium membership removes ads and provides enhanced support.

Basic & Scientific CalculatorAdvanced Scientific FunctionsLive Currency Converter

free with in-app purchases

Discount Calculator Saver Calc

Discount Calculator Saver Calc

Discount Calculator Saver Calc

Percentage & Price Comparison

This app helps shoppers quickly calculate discounts, compare prices, and manage their shopping lists. It provides tools to avoid overpaying and make informed purchasing decisions.

Discount calculationPrice comparisonEditable shopping list

🛍️ Shopping

free with in-app purchases

Fraction, Scientific Calc +

This app offers a clean and intuitive interface for both basic arithmetic and advanced scientific calculations. It includes a history tape to review past computations and supports various mathematical operations, making it suitable for everyday use and complex problem-solving.

Basic & Scientific CalculatorLive Currency ConverterHistory Tape

free with in-app purchases

Learn Japanese - Phrasebook

Learn Japanese - Phrasebook

Learn Japanese - Phrasebook

Learn, Speak Japanese Language

Learn to speak and write Japanese effectively with this easy-to-use phrasebook app. It offers essential translated phrases, native speaker audio, and vocabulary to help you communicate with locals and navigate Japan. Start with free content and unlock more for comprehensive learning.

Essential Japanese phrasesNative speaker audioOffline learning

free with in-app purchases

Calculator - Free Calculator

Calculator - Free Calculator

Calculator - Free Calculator

A straightforward and reliable calculator application designed for iPad and iOS 9. It offers a standard calculation experience with a charming piano sound effect and is optimized for high-resolution screens.

Standard calculator functionalityOptimized for iPad & iOS 9High-resolution screen optimization

Calculator and Unit Converter

This app offers a smart calculator with a history tape and expression view to track your calculations. It includes over 500 unit conversions and scientific functions, with an Apple Watch extension for on-the-go use.

History tape for saved calculationsExpression view for typed inputOver 500 unit conversions

free with in-app purchases

iGenapps: Apps made easy

iGenapps: Apps made easy

iGenapps: Apps made easy

DIY apps builder without code

Create professional mobile apps without any coding knowledge. This tool allows you to design, customize, and publish your own app for business, events, or organizations. Enhance customer engagement and promotion with features like push notifications and social media integration.

No-code app developmentCustomizable design and menusSocial media feed integration

Self Employed - Accounting

Self Employed - Accounting

Self Employed - Accounting

Invoices, Expenses & Mileage

Streamline business operations for self-employed individuals. Manage invoices, track expenses and mileage automatically, and simplify tax compliance with US federal tax law features. Gain insights with reports and analytics.

Professional invoice creationAutomatic GPS mileage trackingCategorized expense tracking

AppRaven: Apps Gone Free

AppRaven: Apps Gone Free

AppRaven: Apps Gone Free

Best App Deals & Discounts

Discover paid apps that are currently free or discounted. Save money on your favorite apps and never miss a deal. Join a community to share recommendations and track price changes.

Daily updated app dealsWish list with notificationsApp collections

🛍️ Shopping

free with in-app purchases

東網 - 東方日報

by on.cc (HK) Limited

Access breaking news and in-depth articles from a leading Hong Kong news source. Stay updated with 24/7 real-time news, including videos, financial reports, and sports updates. Enjoy daily newspaper content updated each morning.

24-hour breaking news updatesDaily newspaper contentNews videos

free with in-app purchases

Switch the store as you go!

This app allows developers to view their applications across various countries and regions. It provides access to ranks, reviews, featured apps, and stories, aiding in app localization efforts.

View apps in multiple countries/regionsQuery app ranksAccess app reviews

🛠️ Developer Tools

iCost记账-快速简洁好用的记账理财助手&记账软件

iCost记账-快速简洁好用的记账理财助手&记账软件

iCost记账-快速简洁好用的记账理财助手&记账软件

随手记账，让你越记越有钱

This lightweight billing app simplifies daily bookkeeping for improved financial efficiency. It offers detailed consumption and income classification, asset management, and insightful chart analysis. Enjoy automatic iCloud backups, data export options, and support for multiple currencies and accounts.

Minimalist operation processDetailed consumption/income classificationAsset management

free with in-app purchases

FAQ about Naoshi Usami

Are there free naoshi usami apps for iPhone?

Yes — 20 of the top naoshi usami apps we rank are free to download, including Consumption tax Calculator (japanese) and DTP Scaling.

Does Consumption tax Calculator (japanese) have ads or in-app purchases?

Consumption tax Calculator (japanese) has no ads and has no in-app purchases, according to its App Store listing as of June 2026.

How many naoshi usami apps are on the App Store?

We track 199+ naoshi usami apps on the iOS App Store as of June 2026, ranked by rating, recency, and analysis of real user reviews.