# CalcLab - Daily Calculator — Money, work, date calculators

> Money, work, date calculators (iPhone/iPad app by NINJA SYSTEM.)

- Source: https://appshunter.io/ios/app/calclab-daily-calculator/id6769717203 (this page in markdown: same URL + `.md`)
- Developer: [NINJA SYSTEM](https://appshunter.io/developer/1896681837)
- Category: Utilities, Lifestyle
- Price: Free
- Age rating: 4+
- Requires: iOS 15.0 · 80 MB
- Languages: Japanese
- Released: 2026-05-16
- Data updated: 2026-07-23
- User reviews in markdown: https://appshunter.io/ios/app/calclab-daily-calculator/id6769717203/reviews.md

## What is CalcLab?

CalcLab is a simple calculator app that brings everyday calculations, personal finance, health, and tax-related tools together in one place.

You can quickly check common calculations on your phone, including compound interest, recurring investment growth, mortgage payments, BMI, basal metabolic rate, discount prices, tax-inclusive and tax-exclusive prices, gift tax estimates, inheritance tax estimates, and more.

■ What You Can Do with CalcLab

【Money & Investment Calculators】
・Compound interest calculator
・Recurring investment calculator
・Simple interest calculator
・CAGR calculator
・Yield simulator
・Goal amount calculator
・Mortgage payment calculator

【Shopping & Everyday Calculators】
・Discount price calculator
・Tax-inclusive / tax-exclusive price converter
・Percentage calculator
・Unit price comparison

【Work & Side Business Calculators】
・Hourly, monthly, and annual income converter
・Estimate calculator
・Gross margin and profit calculator

【Health & Body Calculators】
・BMI calculator
・Basal metabolic rate (BMR)
・Calorie burn calculator
・1RM estimate
・Discomfort index
・Feels-like temperature

【Tax & System Calculators】
・Gift tax estimate
・Inheritance tax estimate
・Employee pension insurance premium estimate

【Date & Calendar Calculators】
・Current time and world time
・Yakudoshi age calculator
・Wedding anniversary calculator
・Traditional Japanese lunar calendar

■ Intuitive Calculations with Sliders

CalcLab lets you not only enter numbers, but also adjust values with sliders and see the results instantly.

“What happens if the annual interest rate changes slightly?”
“How much will my monthly mortgage payment increase if the rate goes up?”
“How do BMI or BMR change when body weight changes?”

You can check these kinds of simulations right away without switching screens.

■ Recommended For

・People who want to simulate compound interest and recurring investments
・People who want to roughly estimate mortgage payments or investment yields
・People who want to calculate discounts or unit prices while shopping
・People who want to quickly check BMI or calorie burn
・People who want to estimate gift tax or inheritance tax
・People who want a simple collection of useful calculators in one app

■ Simple and Easy to Use

・Save frequently used calculators to Favorites
・Share calculation results
・Export results as PDF
・Dark mode support
・Available offline

CalcLab is a collection of practical calculators designed to quickly answer everyday questions like “How much is this?” and “How much would it be?”

※ Calculations related to taxes, social insurance, and pensions are estimates only. Please check official information or consult a qualified professional for actual amounts, filing, or procedures.


## Version history (last 5 releases)

### 1.7.0 — 2026-06-13

- Added Today Smart Brief on Home.
- Added saved calculation routines.
- Added small usage insight cards.
- Fixed USD display in share and PDF output.

### 1.6.2 — 2026-05-27

mproved the feels-like temperature calculation logic.
Changed USD displays to use the $ symbol for clearer currency notation.

### 1.6.0 — 2026-05-26

- Updated the home screen, calculator screens, onboarding, settings, history, favorites, and category views with a softer Liquid Glass-inspired UI
- Made calculation results easier to read with larger result cards and cleaner input sections
- Improved sliders, preset chips, and input controls for smoother real-time calculation
- Refined navigation, settings grouping, and frequently used calculator surfaces
- Improved localization coverage and fixed text that was not properly translated
- Includes stability and usability refinements

### 1.5.0 — 2026-05-17

仕事・副業向けの計算ツールを追加しました。
世界時計、バイオリズム、厄年、結婚記念日、旧暦、年金関連のツールを追加しました。
対応言語と通貨表示設定を追加しました。
計算画面、スライダー、グラフ、結果表示を改善しました。
サポート・規約関連リンクを更新しました。
安定性を改善しました

### 1.4.1 — 2026-05-16

No release notes.

## More apps by NINJA SYSTEM

- [QR Guard: Check Before Open](https://appshunter.io/ios/app/qr-guard-check-before-open/id6769943765)
- [Glass Watch - Focus Time](https://appshunter.io/ios/app/glass-watch-focus-time/id6777192290)

All apps by NINJA SYSTEM: https://appshunter.io/developer/1896681837

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-23.*