# Duomi Calc: Stock & Futures — Position Sizing & Compound

> Financial toolkit for compound interest, P&L, target price, and position sizing calculations. (iPhone/iPad app by 栋君 金.)

- Source: https://appshunter.io/ios/app/duomi-calc-stock-and-futures/id6457205240 (this page in markdown: same URL + `.md`)
- Developer: [栋君 金](https://appshunter.io/developer/1031060613)
- Category: Finance, Utilities
- Price: Free with in-app purchases
- Rating: 4.90/5 from 8 App Store ratings · 10 written reviews indexed
- Age rating: 4+
- Requires: iOS 13.0 · 38 MB
- Languages: Japanese, Chinese (Simplified, China), Chinese (Traditional, Taiwan), American English
- Released: 2023-08-04
- Data updated: 2026-08-25
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/duomi-calc-stock-and-futures/id6457205240/reviews.md

## What is Duomi Calc?

Duomi Compound Interest – Smart P&L & Trading Tools Master the power of compounding and trade with precision.

Duomi is an essential toolkit designed for modern investors and traders. Whether you’re planning long-term wealth growth or executing day trades, Duomi provides the precision you need to calculate compound interest, estimate ROI, and manage risk with ease.

Key Features:

Compound Interest Calculator: Visualize your wealth growth. Supports flexible compounding frequencies (Daily, Monthly, Yearly) and custom periodic contributions.

P&L Calculator: Instantly calculate your profit or loss. Input your entry and exit prices to evaluate every trade's performance at a glance.

Target Price Finder: Stop guessing. Calculate the exact price needed to hit your desired profit margin based on your current entry.

Position Sizer: Trade smarter, not larger. Intelligently determine your optimal trade quantity based on your capital and risk tolerance to protect your portfolio.

Why Choose Duomi?

Minimalist Design: Clean, intuitive interface with full Dark Mode support for late-night analysis.

Flexible & Accurate: Tailored for stocks, forex, and crypto with reliable, real-time calculation logic.

History Tracking: Save and compare different investment scenarios. Your strategy history is always at your fingertips.

Bilingual Support: Fully optimized for both English and Chinese users.

Whether you are a beginner or a seasoned pro, Duomi helps you make data-driven decisions on your journey to financial freedom!

---

Terms of Use URL：
https://www.duomi.vip/duomi-compound-interest-calculator-terms-of-use/

Privacy Policy URL：
https://www.duomi.vip/duomi-compound-interest-calculator-privacy-policy-disclaimer/

## Key features

- Compound Interest Calculator
- P&L Calculator
- Target Price Finder
- Position Sizer
- Minimalist Design with Dark Mode
- History Tracking
- Bilingual Support

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Yearly Subscription | $3.99 | per year |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Duomi Compound Interest Pro | $4.99 | one-time |


## Recent user reviews (10 of 10)

All indexed reviews: https://appshunter.io/ios/app/duomi-calc-stock-and-futures/id6457205240/reviews.md

### 5/5 — 超好用！

*2026-01-30*

页面简洁实用，功能多。

**Developer response:** 感谢认可 😊
我们一直希望在功能完整的同时，保持结构清晰、使用简单。
你的反馈对我们非常重要。

### 1/5 — 误差有点大

*2025-12-23*

16.26666直接给我变成16.3

**Developer response:** 你好，您指的是哪个计算功能？计算器里有我的微信，可以加了沟通。谢谢

### 4/5 — 字太小

*2025-09-02*

字太小，不能调

**Developer response:** 已更新，放大了默认字体，同时可在设置中调整字体大小。

### 5/5 — 好用到爆

*2025-06-15*

这个软件真的很好用，可惜没有安卓版，请问作者几时开发安卓版？

### 5/5 — 好用

*2025-06-06*

投资期货非常好用一个月赚了8千块

### 5/5 — 太好了

*2025-02-14*

这个app简直好用到爆

### 5/5 — 没有广告

*2024-12-13*

好棒棒，没有广告

### 5/5 — 好用，实用，值解锁这个价

*2024-11-15*

赞👍🏻

### 5/5 — 新建的项目管理时能否加个向上或下移动

*2024-05-22*

能拖动项目也行，只能置顶或尾不方便

**Developer response:** 您好，非常感谢您的建议，这个功能已经在1.0.24版本中添加上了，您更新后可以看到。

### 5/5 — 复利计算器

*2024-05-11*

超级好用

## Frequently asked questions about Duomi Calc

### What is Duomi Calc used for?

Duomi Calc is a financial toolkit designed for investors and traders. It helps users calculate compound interest, estimate ROI, manage risk, find target prices, and determine optimal trade quantities.

### What types of assets does Duomi Calc support?

Duomi Calc is tailored for stocks, forex, and crypto, offering reliable calculation logic for these markets.

### Does Duomi Calc have ads?

Yes, Duomi Calc contains advertisements. It is offered as a free app with in-app purchases, and users will encounter ads.

### What are the subscription options for Duomi Calc?

Duomi Calc offers a Yearly Subscription plan priced at $3.99 per year, providing access to premium features or an ad-free experience.

### How accurate are Duomi Calc's calculations?

The app is described as flexible and accurate, utilizing reliable, real-time calculation logic for financial metrics.

### What devices is Duomi Calc available on?

Duomi Calc is currently supported on iPhone and iPod devices.

### How often is Duomi Calc updated?

The latest version of Duomi Calc is 1.3.72, and it was last updated on May 11, 2026. This indicates a recent update, suggesting ongoing development and support.

### What is the user sentiment for Duomi Calc?

Duomi Calc has a high rating of 4.9 stars from 7 ratings, indicating a very positive reception from its users.

## Version history (last 5 releases)

### 1.3.73 — 2026-07-06

Compound interest calculator, with customizable fund changes, batch addition, and deletion functions

### 1.3.72 — 2026-05-11

Fix known errors, make the system more stable

### 1.3.71 — 2026-04-11

Added Preset List for Target Price: A new list of commonly used values has been added to the target price calculator for faster selection.

Enhanced Position Adjustment Tips: Added detailed guidance and hint information for adding or reducing position sizes to prevent input errors.

Refined Field Naming: Corrected and standardized field names related to "Position Cost" for better professional accuracy.

### 1.3.69 — 2026-04-08

New Updates:

Major Upgrade to [Position Cost Module]:

New "Dual-Cost" Metrics: Now supporting simultaneous display of "Avg. Price" and "Net Cost."

Avg. Price: Records the true average level of buy-ins. P/L is calculated independently, avoiding "dilution" illusions to help you assess entry points objectively.

Net Cost (Diluted): Retains the classic break-even logic, automatically deducting trading profits from the principal to show your current "break-even price."

New "Total P/L" Tracking in [Position Cost Module]: Dedicated display for realized and floating profits/losses, making asset changes transparent.

Layout & Logic Integration: Seamlessly presents core parameters in both "Default Card" and "Compact Table" modes.

Experience Enhancements: Optimized algorithms for complex position-adjusting sequences to ensure pinpoint accuracy.

### 1.3.66 — 2026-04-05

What's New:
Enhanced Layout for Position Cost Calculator: Introducing the new "Compact Mode."
Default Mode: Features an elegant card layout, making key metrics clear at a glance—perfect for deep-diving into individual trades.
Compact Mode: Utilizes a high-efficiency table layout with a denser data display, allowing for quick comparisons across multiple consecutive trades.
Interactive Optimization: Easily toggle between display modes with a single tap to suit various data review scenarios.
Performance Improvements: Optimized calculation speeds for large datasets and fixed minor bugs for a smoother experience.

## Apps similar to Duomi Calc

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Compound Interest Calculator.](https://appshunter.io/ios/app/compound-interest-calculator/id1473682060) | 4.0 (8) | Free | Finance |
| [Calculator: Compound Interest](https://appshunter.io/ios/app/calculator-compound-interest/id6449918480) | 5.0 (2) | Free | Finance |
| [Compound Interest Calc: Growth](https://appshunter.io/ios/app/compound-interest-calc-growth/id1437390099) | 4.6 (14) | Free | Finance |
| [Compound Interest Pro – Wealth](https://appshunter.io/ios/app/compound-interest-pro-wealth/id1661058992) | 4.8 (5) | Free | Finance |
| [LoanCalc-Financial Calculators](https://appshunter.io/ios/app/loancalc-financial-calculators/id6450578717) | 5.0 (2) | Free | Finance |
| [Compound Interest Calculator A](https://appshunter.io/ios/app/compound-interest-calculator-a/id1570910629) | 4.7 (50) | Free | Finance |

## More apps by 栋君 金

- [多米计划 - 交易计划与复盘管理工具](https://appshunter.io/ios/app/id6457884146)
- [DuomiFlow – Price Tracker](https://appshunter.io/ios/app/duomiflow-price-tracker/id6756597761)

All apps by 栋君 金: https://appshunter.io/developer/1031060613

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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 2026-08-25.*