## Tools Stack — Ultimate Engineering Toolkit
Tools Stack is a powerful all-in-one engineering toolkit designed for students, engineers, scientists, and professionals. Built with Flutter, it combines a comprehensive unit converter, scientific calculator, and custom encryption tool in one beautiful dark-themed app.
---
### ? KEY FEATURES
#### ? 100+ UNIT CONVERTER CATEGORIES
Convert between thousands of units across:
• Base Quantities: Length, Mass, Time, Temperature, Electric Current, Amount of Substance, Luminous Intensity
• Mechanics: Force, Pressure, Energy, Power, Torque, Density, Viscosity
• Electromagnetism: Electric Current, Potential, Resistance, Capacitance, Inductance, Magnetic Flux, Magnetic Field
• Thermodynamics: Heat Capacity, Specific Heat, Thermal Conductivity
• Waves & Optics: Frequency, Wavelength, Wavenumber, Refractive Index
• And many more advanced engineering quantities!
#### ? SCIENTIFIC CALCULATOR
Full-featured calculator with real-time calculation:
• Basic operations (+, -, ×, ÷)
• Trigonometric functions (sin, cos, tan)
• Logarithmic functions (log, ln)
• Constants (π, e)
• Power (^), square root (√), factorial (!)
• Percentage fix (85% = 0.85)
• Memory functions (MC, MR, M+, M-)
• Parentheses support
• Error handling
#### ? PHI CIPHER
Custom encryption tool inspired by the Golden Ratio (Φ):
• Encrypt text into secure cipher format
• Decrypt back to original text
• Real-time processing as you type
• Copy/Paste support
• Perfect for secure notes
#### ? SMART HISTORY
• Automatically saves every calculation and conversion
• Stores up to 500 entries
• Delete single entry or clear all
• History persists after app restart
#### ? INSTANT SEARCH
• Find any category in milliseconds
• Real-time filtering across 100+ categories
• No more scrolling through long lists
#### ? PREMIUM DARK THEME
• Professional dark mode (#0D1C29)
• Easy on eyes during night use
• Consistent design language
• Smooth animations
#### ⚡ REAL-TIME CONVERSION
• No "=" button needed
• Results update instantly on any change
• Smooth and responsive
---
### ? WHO IS IT FOR?
• Engineering Students
• Professional Engineers
• Scientists & Researchers
• Teachers & Educators
• Hobbyists & Makers
• Anyone who needs quick calculations!
---
### ? DOWNLOAD
• APK Size: ~18 MB
• Minimum Android: 5.0+ (Lollipop)
• Free to download
• No ads, no in-app purchases
---
### ?️ BUILT WITH
• Flutter 3.x
• Dart
• Provider for state management
• Shared Preferences for history storage
---
### ?️ COMING SOON
• Physics Formula Calculator
• Graphing Calculator
• 200+ Unit Categories
• Cloud Backup & Sync
• Windows & Web Versions
• Custom Themes
---
### ? CONTACT & FEEDBACK
Your feedback is valuable! Please share your suggestions or report issues:
• Email: [your-email]
• LinkedIn: [your-linkedin-profile]
• GitHub: [your-github-repo]
---
### ? VERSION
Current Version: 1.0.0
First Public Release: March 2026
---
**Download now and supercharge your engineering calculations! ?**
Tools Stack is a powerful all-in-one engineering toolkit designed for students, engineers, scientists, and professionals. Built with Flutter, it combines a comprehensive unit converter, scientific calculator, and custom encryption tool in one beautiful dark-themed app.
---
### ? KEY FEATURES
#### ? 100+ UNIT CONVERTER CATEGORIES
Convert between thousands of units across:
• Base Quantities: Length, Mass, Time, Temperature, Electric Current, Amount of Substance, Luminous Intensity
• Mechanics: Force, Pressure, Energy, Power, Torque, Density, Viscosity
• Electromagnetism: Electric Current, Potential, Resistance, Capacitance, Inductance, Magnetic Flux, Magnetic Field
• Thermodynamics: Heat Capacity, Specific Heat, Thermal Conductivity
• Waves & Optics: Frequency, Wavelength, Wavenumber, Refractive Index
• And many more advanced engineering quantities!
#### ? SCIENTIFIC CALCULATOR
Full-featured calculator with real-time calculation:
• Basic operations (+, -, ×, ÷)
• Trigonometric functions (sin, cos, tan)
• Logarithmic functions (log, ln)
• Constants (π, e)
• Power (^), square root (√), factorial (!)
• Percentage fix (85% = 0.85)
• Memory functions (MC, MR, M+, M-)
• Parentheses support
• Error handling
#### ? PHI CIPHER
Custom encryption tool inspired by the Golden Ratio (Φ):
• Encrypt text into secure cipher format
• Decrypt back to original text
• Real-time processing as you type
• Copy/Paste support
• Perfect for secure notes
#### ? SMART HISTORY
• Automatically saves every calculation and conversion
• Stores up to 500 entries
• Delete single entry or clear all
• History persists after app restart
#### ? INSTANT SEARCH
• Find any category in milliseconds
• Real-time filtering across 100+ categories
• No more scrolling through long lists
#### ? PREMIUM DARK THEME
• Professional dark mode (#0D1C29)
• Easy on eyes during night use
• Consistent design language
• Smooth animations
#### ⚡ REAL-TIME CONVERSION
• No "=" button needed
• Results update instantly on any change
• Smooth and responsive
---
### ? WHO IS IT FOR?
• Engineering Students
• Professional Engineers
• Scientists & Researchers
• Teachers & Educators
• Hobbyists & Makers
• Anyone who needs quick calculations!
---
### ? DOWNLOAD
• APK Size: ~18 MB
• Minimum Android: 5.0+ (Lollipop)
• Free to download
• No ads, no in-app purchases
---
### ?️ BUILT WITH
• Flutter 3.x
• Dart
• Provider for state management
• Shared Preferences for history storage
---
### ?️ COMING SOON
• Physics Formula Calculator
• Graphing Calculator
• 200+ Unit Categories
• Cloud Backup & Sync
• Windows & Web Versions
• Custom Themes
---
### ? CONTACT & FEEDBACK
Your feedback is valuable! Please share your suggestions or report issues:
• Email: [your-email]
• LinkedIn: [your-linkedin-profile]
• GitHub: [your-github-repo]
---
### ? VERSION
Current Version: 1.0.0
First Public Release: March 2026
---
**Download now and supercharge your engineering calculations! ?**
Updated on
Mar 08, 2026
