# Profit Margin: Business Calc — 11 Business & Finance Tools

> 11 Business & Finance Tools (iPhone/iPad app by Linh Phan Nhat Khanh.)

- Source: https://appshunter.io/ios/app/profit-margin-business-calc/id6768304124 (this page in markdown: same URL + `.md`)
- Developer: [Linh Phan Nhat Khanh](https://appshunter.io/developer/1777727575)
- Category: Finance
- Price: Free
- Age rating: 4+
- Requires: iOS 17.0 · 1 MB
- Languages: American English
- Released: 2026-06-11
- Data updated: 2026-06-27
- User reviews in markdown: https://appshunter.io/ios/app/profit-margin-business-calc/id6768304124/reviews.md

## What is Profit Margin?

Profit Margin Calculator puts 11 essential business and finance tools in one clean, distraction-free app. Whether you're pricing a product, evaluating an investment, or planning a loan, every answer is one tap away.

CALCULATORS INCLUDED

- Margin & Markup — instantly see gross margin and markup percentage side by side so you never underprice again
- Profit — enter revenue and total costs to get net profit and profit margin in seconds
- Break-Even — find exactly how many units you need to sell to cover your fixed costs
- Discount — calculate the final sale price and total savings for any percentage off
- Sales Tax / VAT — supports both tax-exclusive (US sales tax) and tax-inclusive (EU VAT) modes
- Tip Splitter — split any bill among multiple diners with a custom tip percentage
- ROI — measure return on investment with optional annualized ROI for multi-year comparisons
- Compound Interest — project future value using the A = P(1 + r/n)^nt formula with adjustable compounding frequency
- Loan / EMI — calculate monthly payments, total repayment, and total interest for any loan
- CAGR — smooth out volatility to find the compound annual growth rate between two values
- Hourly Rate — convert an annual salary to hourly, daily, and monthly rates for any schedule

FEATURES

- Pin your most-used calculators to the top of the home screen
- Full calculation history with timestamps — review past results anytime
- Instant search across all 11 calculators
- Clean, readable results with expandable formula explanations
- Haptic feedback for a satisfying, responsive feel
- Supports Light and Dark mode

Profit Margin Calculator is built for entrepreneurs, freelancers, students, and anyone who wants quick, accurate financial answers without opening a spreadsheet.


## Version history (last 1 release)

### 1.0 — 2026-06-11

No release notes.

## More apps by Linh Phan Nhat Khanh

- [AI Voice Notes: Speech to Text](https://appshunter.io/ios/app/ai-voice-notes-speech-to-text/id6737747476)
- [Controller Fly for DJI Drones](https://appshunter.io/ios/app/controller-fly-for-dji-drones/id6752404884)
- [Quick Note: Notepad & Widget](https://appshunter.io/ios/app/quick-note-notepad-and-widget/id6756231129)
- [Year Plan - Goal Planner](https://appshunter.io/ios/app/year-plan-goal-planner/id6760195784)
- [TimeBuddy - World Clock](https://appshunter.io/ios/app/timebuddy-world-clock/id6768292874)
- [HabitForge: Streak Tracker](https://appshunter.io/ios/app/habitforge-streak-tracker/id6768294604)

All apps by Linh Phan Nhat Khanh: https://appshunter.io/developer/1777727575

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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 2026-06-27.*