# 심플 물타기 계산기 - 코인 소수점 + 평단 + 위젯 > Calculate average purchase price of coins and stocks in 1 second. Decimal coins + USD + Widget + Reverse calculation of average price + Share on KakaoTalk Canonical page: [https://chrome-stats.com/d/com.hadam.bigaverage](https://chrome-stats.com/d/com.hadam.bigaverage) ## Overview - **ID:** `com.hadam.bigaverage` - **Platform:** Android - **Type:** Android app - **Status:** Available - **Publisher:** ClearFin - **Category:** TOOLS - **Downloads:** 24 - **Version:** 1.0.2 - **Last updated:** 2026-06-08 - **First published:** 2026-06-07 - **Publisher country:** KR - **Size:** 54 MB - **Data as of:** 2026-09-11 - **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.hadam.bigaverage) - **Website:** [https://iankim1306.github.io](https://iankim1306.github.io/) - **Privacy policy:** [https://iankim1306.github.io/privacy-policy/](https://iankim1306.github.io/privacy-policy/) ## Description 💰 Calculate your average purchase price for coins and stocks in just 1 second!

No complicated steps; simply enter four numbers and your new average purchase price will be generated automatically.

Instantly check how much you can lower your average purchase price by buying more when your stock or coin purchase price drops.

✨ Key Features

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✅ Automatically calculate new average purchase price in just 1 second

Current average price + quantity + additional purchase price + additional quantity → Instant result

Check results at a glance in large numbers

✅ 🪙 Perfect support for decimal coins

Accurately calculates even decimal points like BTC 0.0001 and ETH 0.025

With BigDecimal precision calculations, it is not off by even a single won

✅ $/USD currency support

Convert KRW (₩) / USD ($) in one go

Average price calculation for US stocks (TSLA, AAPL, etc.) is also OK

✅ 📱 Home screen widget

Check current average price + profit/loss % directly on the lock screen

Tap to go directly to the main app

White + gold gradient design

✅ 🎯 Reverse calculation of target average price

"How much more do I need to buy to reach an average price of X won?" Automatic Calculation

Current Average Price + Holdings + Buyable Price + Target Average Price → Required Quantity + Total Cost

✅ 📊 Save per Stock (multi-ticker)

Manage multiple stocks and coins at once

No page limit. Unlimited stock storage

Average Price + Profit/Loss % + Currency Display per Stock

✅ 📸 Screenshot + Share on KakaoTalk

Capture calculation results all at once + Share via KakaoTalk/Instagram/Thread

✅ 💙 Blue + 🧡 Orange Color-coded UI

Existing Holdings = Blue Row / Additional Purchases = Orange Row

Convenient at a glance

✅ 📈 Profit/Loss Visualization

Enter current market price → Profit/Loss % automatically calculated

Green = Profit / Red = Loss

✅ 💰 Quick Amount Chips

+10,000 / +100,000 / +1,000,000 / +10,000,000 / +100,000,000

Quick Fill in digits

✅ Automatic Thousands Separator Comma Display

Automatically displays as ₩123,456 even while typing

✅ Font Size Adjustment (5 Levels)

Senior-Friendly — Up to 1.5x Zoom

✅ 🌙 Light / Dark Theme

✅ No Login / No Sign-up

Use immediately after installation. No personal information required

All data stored only on your phone (no transmission to servers)

✅ One ad = 24 hours of no ads

No payments or subscriptions!

🎯 Recommended for:

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- When stock prices crash, "If I buy more now, what is my average purchase price?" Investors who search instantly

- Traders of fractional units such as Bitcoin and Ethereum

- Those who need to calculate the average purchase price in USD for US stocks

- Those who want to manage the average purchase prices of multiple stocks at once

- Those who want to check their average purchase price immediately via a home screen widget

- Those who want to know how much more they need to buy to reach their target average purchase price

- Those who want a simple app instead of a complex calculator or website

🔒 Safety Notice

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- Operates without internet (Internet is used only for advertisements)

- No login, no sign-up

- All data is stored only on the phone (No server transmission)

- Stock information is entered manually by the user (No real-time quotes)

⚠️ Notice

This app is an average purchase price calculation tool. It does not provide real-time quotes and is not an investment solicitation or advice. All investment decisions are the user's own responsibility. ## Rankings - #2,533,336 — Overall ## Permissions and access ### Permissions - `android.permission.ACCESS_ADSERVICES_AD_ID` - `android.permission.ACCESS_ADSERVICES_ATTRIBUTION` - `android.permission.ACCESS_ADSERVICES_TOPICS` - `android.permission.ACCESS_NETWORK_STATE` - `android.permission.FOREGROUND_SERVICE` - `android.permission.INTERNET` - `android.permission.WAKE_LOCK` - `com.android.vending.CHECK_LICENSE` - `com.google.android.gms.permission.AD_ID` - `com.hadam.bigaverage.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION` ## Similar extensions and apps - [물타기-평단계산기](https://chrome-stats.com/d/com.pyeongdan.pyeongdan_calculator) — 25 users - [평균단가 계산기](https://chrome-stats.com/d/net.ilikelink.averagecalculatorkrw) — 115 users - [물타기 계산기 - 평단가 계산 (한국/미국)](https://chrome-stats.com/d/me.coypu.stock_calc) — 5 users --- Source: [Chrome-Stats](https://chrome-stats.com/d/com.hadam.bigaverage)