# Formula Calculator

> Design your own calculators with variables, functions and units.

Canonical page: [https://chrome-stats.com/d/me.fapp.formula](https://chrome-stats.com/d/me.fapp.formula)

## Overview

- **ID:** `me.fapp.formula`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Vertexa Labs
- **Category:** EDUCATION
- **Downloads:** 1,177
- **Version:** 1.0.7
- **Last updated:** 2026-06-05
- **First published:** 2025-11-03
- **Publisher country:** CN
- **Size:** 38 MB
- **Data as of:** 2026-09-19
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=me.fapp.formula)
- **Website:** [https://iosgettingsupport.web.app](https://iosgettingsupport.web.app/)
- **Privacy policy:** [https://getflutterapp.web.app/formula/privacy.html](https://getflutterapp.web.app/formula/privacy.html)

## Description

Turn any idea into a calculator you can trust. Formula Calculator lets you build custom calculators with variables, functions and units—perfect for study, engineering, finance, science and daily life.<br><br>【Core Features】<br><br>    • Build Your Own Calculators<br>        - Define inputs with friendly names and default values<br>        - Choose units (kg, m, USD, etc.) for clear results<br>        - Write expressions using common math functions<br>        - Control decimal places for precise outputs<br>        - Preview results instantly while typing<br><br>    • Organize Everything<br>        - Use tags to group formulas (geometry, statistics, BMI, physics, finance)<br>        - Search across all formulas in seconds<br>        - Sort by name, time, or custom order<br>        - Reuse sub-formulas to keep complex projects tidy<br><br>    • Never Lose Your Work<br>        - Every calculation saved to History automatically<br>        - Recalculate with one tap<br>        - Export data when needed<br>        - Keep progress across sessions<br><br>    • Built-in Date Calculator<br>        - Find days before/after any date<br>        - Calculate the number of days between two dates<br>        - Perfect for planning and deadlines<br><br>【Perfect For】<br><br>    - Students - Geometry, physics, statistics calculations<br>    - Engineers - Custom engineering formulas<br>    - Finance - Compound interest, ROI, loan calculations<br>    - Daily Life - BMI, cooking conversions, date planning<br><br>Clean design, instant feedback, and powerful tools make this the one &quot;formula calculator&quot; you&#39;ll use every day. Build once, use forever.

## Rankings

- #1,110,740 — 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.READ_EXTERNAL_STORAGE`
- `android.permission.WAKE_LOCK`
- `com.android.vending.BILLING`
- `com.android.vending.CHECK_LICENSE`
- `com.google.android.gms.permission.AD_ID`
- `me.fapp.formula.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

## Similar extensions and apps

- [Custom Formula Calculator](https://chrome-stats.com/d/com.customcal.future) — 2,775 users, 3.00 / 5
- [Formulo](https://chrome-stats.com/d/com.formulo.app) — 45 users
- [CalcMaker Pro](https://chrome-stats.com/d/com.spiderlingz.calcmaker) — 33 users
- [Calculator XplusY](https://chrome-stats.com/d/sk.creado.calculatorXplusY) — 2 users
- [MakeCalc](https://chrome-stats.com/d/com.tn29apps.makecalc) — 3 users
- [Formula Lab - Calc & Simulator](https://chrome-stats.com/d/com.gmail.hpcoster.apps.formulaLab.formula_lab) — 45 users
- [Calculator](https://chrome-stats.com/d/com.intensenation.calculator) — 13 users
- [Calculator - Reuse Formulas](https://chrome-stats.com/d/net.e_innovation.calc) — 27 users
- [Calculator](https://chrome-stats.com/d/com.simple.calculator.maths) — 1,151 users
- [calculator app](https://chrome-stats.com/d/com.CalcuLite_muh.tool_app) — 22 users
- [Formula Calculator](https://chrome-stats.com/d/com.microdeer.formcale) — 2,654 users
- [Function & Formula Calculator](https://chrome-stats.com/d/com.lucasoft.formula.calculator) — 4,973 users

---

Source: [Chrome-Stats](https://chrome-stats.com/d/me.fapp.formula)