TechFinity Tools
☰
Home
Search
Network ▾
IP Tools
DNS Tools
Troubleshooting
Hostname → IP/CIDR
CIDR Subnet Calculator
MAC / OUI Lookup
Server Bandwidth
Telecom / VoIP ▾
Telephone Lookup
VoIP / SIP Toolkit
Phone Config Generators
Area Code Lookup
Zip Code Lookup
T9 / Keypad
Encoding / Crypto ▾
Encoding Tools
Encryption Tools
Crypto Toolkit
Cipher Identifier
Hash Identifier
Crypto Lab (Analysis)
PBKDF2
X.509 Viewer
Enigma Machine
Code Beautifier
Calculators ▾
Electrical
RF / Telecom
Finance (Loan/ROI/Tax)
Measurement
Volume
Units
Unit Converter (US↔Metric)
Data Units (bits/bytes)
Conversions Hub
Conversion Charts
Math Suite
Geometry
Base Converter
Unix Timestamp
Media / Files ▾
Image Tools
Steganography
Metadata Extractor
File Analyzer
File/Text Converter
Server Media Lab
WYSIWYG Editor
Color Tools
Utilities ▾
Password Generator
Image → Text
Bank Routing Lookup
Browser Info
My IP
Stocks
HTTP Request Tool
Apps ▾
Weather App
TN Lottery Picker
Random Speaker
Speedtest
Math Suite
Common US-friendly calculators: area, Pythagorean theorem, quadratic formula, slope/distance, percent, base conversion.
Area
Pythagorean
Quadratic
Slope
Distance
Percent
Base Convert
Area of Shapes
Shape
Rectangle
Circle
Triangle
Trapezoid
Parallelogram
Ellipse
A
B
C
Calculate
Clear Output
Pythagorean Theorem
a² + b² = c² (right triangle)
Compute
c (hypotenuse)
a (leg)
b (leg)
a
b
c
Calculate
Quadratic Formula
ax² + bx + c = 0
a
b
c
Solve
Slope (Two Points)
x1
y1
x2
y2
Calculate
Distance (Two Points)
x1
y1
x2
y2
Calculate
Percent Calculator
Mode
Percent of a number
Percent change
What percent?
A
B
Calculate
Base Converter (2–36)
Number
From base
To base
Convert
Output
Copy
Download TXT