# eCalc : Easy Calculator — Basic, Tip, Discount, Exchange

> Basic, Tip, Discount, Exchange (iPhone/iPad app by Quynh Dinh Huu.)

- Source: https://appshunter.io/ios/app/ecalc-easy-calculator/id6787689502 (this page in markdown: same URL + `.md`)
- Developer: [Quynh Dinh Huu](https://appshunter.io/developer/1140053429)
- Category: Utilities, Education
- Price: Free
- Age rating: 4+
- Requires: iOS 17.6 · 2 MB
- Languages: American English, Arabic, Dutch, French (France), German (Germany), Hindi, Indonesian, Italian, Japanese, Korean and 10 more
- Released: 2026-08-09
- Data updated: 2026-09-02
- User reviews in markdown: https://appshunter.io/ios/app/ecalc-easy-calculator/id6787689502/reviews.md

## What is eCalc?

eCalc Easy Calculator is your everyday math and conversion toolkit. Why switch between multiple apps when you can have everything in one clean, fast, and distraction-free workspace?

UNINTERRUPTED & AD-FREE
Enjoy a premium experience with absolutely zero ads and no subscriptions. Every tool is fully accessible right out of the box.

KEY FEATURES

Smart Calculator
• Fast everyday math with a sleek, large-button keypad.
• Advanced scientific functions when you need them.
• Calculation history so you can revisit and reuse recent results.

Light & Dark Theme
• Switch between Light, Dark, or follow your system setting.
• A true black dark mode that’s easy on the eyes at night.

Currency Converter
• Real-time exchange rates for travel, shopping, and business.
• Reliable offline fallback so you can convert anywhere.

Unit Converter
• Convert length, weight, temperature, volume, area, speed, data, and time.
• Searchable unit picker — find any unit in seconds, even in long lists.
• Local & regional units used every day: Chinese, Taiwan, and Hong Kong jin/catty and tael; Korean geun; Japanese kin; Vietnamese lạng; ping/pyeong/tsubo for property; Chinese mu; Thai rai; cooking cups, spoons, and pints.
• The right regional default when you first open a converter — no hunting for 斤 or 坪.

Tip & Bill Splitter
• Dining out? Instantly calculate tips and split the bill among friends.

Discount Calculator
• See the final price after discounts and taxes before you check out.

Loan Estimator
• Estimate your payment schedule, interest, and total loan cost.
• For general reference only — not professional financial advice.

Date Calculator
• Find the duration between two dates, or add/subtract days for events and deadlines.

WHY CHOOSE THIS APP?
• Distraction-Free: No pop-ups, no ads — just seamless productivity.
• Minimalist & Intuitive: Clutter-free design built for speed.
• Works Where You Are: Local units and currencies for Asia, Europe, and beyond.
• Privacy First: This app does not track you or collect personal data.

Simplify your daily tasks. Download Calculator: Fast & Accurate today!


## Version history (last 5 releases)

### 1.2.3 — 2026-08-28

- Fix issues

### 1.2.2 — 2026-08-15

-Fix issues

### 1.2.1 — 2026-08-14

New: Light & Dark appearance. Unit converter now includes everyday local units (斤 / catty, 坪, lạng, cooking cups, and more) with a full-screen searchable picker.

### 1.2 — 2026-08-13

- Fix issue

### 1.1 — 2026-08-12

Add Dark Mode

## More apps by Quynh Dinh Huu

- [Kong's World](https://appshunter.io/ios/app/kongs-world/id1140053430)

All apps by Quynh Dinh Huu: https://appshunter.io/developer/1140053429

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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 2026-09-02.*