Online Scientific & Graphing Calculator
Productivity Suite
HISTORY
History empty
BASIC
SCI
DEV
CONV
EQN
GRAPH
AREA
BMI
AI
COPIED
SAVED
HEX:
0
DEC:
0
BIN:
0
DEG
M
CM
MM
Feet
Inch
Dimensions (W x L x H)
×
×
Slab Dimensions (Optional)
×
Total Area:
0
Total Volume:
0
Slab Count:
0
Visualization
Height:
CM
Weight:
KG
Age:
Yrs
Gender:
M
F
--.-
BMI
BMR (Basal Rate):
-- Cal/day
Underweight
Normal
Overweight
Obese
Quadratic
2×2 System
3×3 System
a·x² + b·x + c = 0
a
b
c
a₁x + b₁y = c₁ | a₂x + b₂y = c₂
a·x + b·y + c·z = d (three rows)
Solution
—
f(x) =
X min
X max
Plot
AI Math Assistant
Result
Formulas
Detailed
AI Settings
API KEY
Key is stored locally in your browser.
AI MODEL
Gemini 3.7 Flash (primary)
Gemini 3.6 Flash (fallback)
Enter manually (Custom)...
Cancel
Save
How to get API Key?
To use AI features, you need a free Google Gemini API Key.
Go to
Google AI Studio
.
Click on
"Create API Key"
.
Copy the key (starts with "AIza...").
Paste it into the
API KEY
field in Settings.
Got it
Help & Guide
Calculator Modes
BASIC:
Standard arithmetic.
Ans
inserts the previous result.
SCI:
Scientific functions (sin, cos, log…). Toggle DEG/RAD/GRAD via
DRG
.
DEV:
Programmer tools (HEX/DEC/BIN, AND/OR/XOR, shifts).
CONV:
Unit converter (Length, Mass, Temperature, …).
EQN:
Equation solver (quadratic, 2×2 and 3×3 linear systems).
GRAPH:
Plot a function over a chosen x-range.
AREA:
Surface, volume and tile-count helper.
BMI:
Body Mass Index + BMR estimate.
AI:
Send math questions (and images) to Google Gemini.
Tips
Double-click the main display to copy the result.
Press
Enter
to calculate / solve / plot.
Press
Esc
to close a dialog or clear input.
The
icon exports history as CSV.
Close