StudyTools India | Elite Academic Toolkit for JEE, NDA & ISC

STUDYTOOLS INDIA

Ready for calculations

Scientific Engine

Attendance Strategist

Plan your 'Bunks' vs 'Must Attend'.

Attended Lectures

Total Lectures Held

Target Percentage (%)

Enter data to analyze...

Percentage Master

Calculate Marks % and Grade.

Marks Obtained

Total Marks

Result appears here...

Universal GPA Bridge

Convert % to 10.0 and 4.0 Scales.

Aggregated Percentage (%)

Enter percentage to convert...

CGPA Builder

Calculate Average Grade Points.

Add subject points...

SUVAT Intelligence

Solve Equations of Motion (1D).

Fill any 3 values to find the others:

Awaiting 3 inputs...

Projectile Architect

Calculate Range, Height & Time.

Velocity (u) m/s

Angle (θ) deg

Gravity (g) m/s²

Enter launch data...

Quadratic Intelligence

Solve ax² + bx + c = 0 (Real/Imaginary).

Coefficients (a, b, c):

Enter coefficients...

AP Sequence Master

Find Nth Term & Sum of Series.

First Term (a)

Diff (d)

Term Position (n)

Enter series data...

Solution Architect

Calculate Molarity, Molality & Normality.

Solute Mass (g)

Molar Mass (g/mol)

Volume of Solution (mL)

Enter solute data...

Ideal Gas Solver

Solve PV = nRT (Universal Gas Law).

Leave the unknown field empty:

Fill 3 values...

SIP Forecaster

Calculate Future Value of Monthly Investments.

Monthly Investment (₹)

Return Rate (%)

Duration (Years)

Enter investment plan...

Compound Interest

Calculate CI with flexible frequency.

Principal (₹)

Rate (%)

Years (t)

Frequency

Enter principal details...

IUPAC Assistant

Construct names for Carbon Compounds.

Carbon Chain Length (1-10)

1 Carbon (Meth)

Bond Type

Functional Group

Select structure details...

Molar Mass Architect

Calculate weight from Formula (e.g. H2SO4).

Chemical Formula

Enter formula (case sensitive)...

Optics Architect

Solve Lens/Mirror formulas with Sign Convention.

Instrument Type

Focal Length (f)

Object Dist (u)

Enter distances (cm/m)...

Wave-Frequency Bridge

Sync Velocity, Frequency & Wavelength.

Wave Velocity (v) m/s

Frequency (f) Hz

Wavelength (λ) m

Enter values to sync wave data...

Vector Ops Master

Calculate Dot/Cross Product & Angle.

VECTOR A (xi + yj + zk)

VECTOR B (xi + yj + zk)

Awaiting components...

3D Distance Pro

Find distance between two 3D points.

Enter coordinates...

Radioactive Decay Pro

Solve Remaining Amount & Half-Life.

Initial Amount (N₀)

Half-Life (T½)

Time Passed (t)

Enter N₀, T½, and t...

Quantum Wave Master

Solve De Broglie λ for particles.

Mass (kg)

Velocity (v) m/s

Awaiting particle data...

Temperature Master

Sync C, F, and Kelvin instantly.

Celsius (°C)

Fahrenheit (°F)

Kelvin (K)

Water Freezing Point

Prefix Transformer

Nano, Micro, Milli ⇄ Base Unit.

Value

Unit

Enter value to scale...

Number Base Architect

Sync Bin, Dec, Oct & Hex.

Decimal (10)

Binary (2)

Hexadecimal (16)

Octal (8)

Type in any field to sync...

Data Storage Engine

Convert Bits ⇄ Bytes ⇄ GB ⇄ TB.

Value

Unit

Enter data size...

BMI Analyzer

Check Health Status & Category.

Weight (kg)

Height (cm)

Enter body metrics...

BMR & Calorie Architect

Daily Energy Needs Calculator.

Gender

Age

W (kg)

H (cm)

Enter details...

Exact Age Calculator

Check NDA/JEE Eligibility Age.

Date of Birth

Calculate as of

Select dates...

Exam Countdown

Track Days left for Exams.

Exam Name

Exam Date

Set target date...

Heron's Area Architect

Area from 3 sides (No height needed).

Enter lengths of 3 sides:

Enter a, b, c...

Pythagoras Master

Find Hypotenuse or Leg.

What to find?

Side A

Side B

Enter two sides...

JEE Rank Predictor

Est. Rank from Marks (300).

Your Score (out of 300)

Paper Difficulty

Enter marks...

NTA Percentile Calc

Convert Percentile to Exact Rank.

NTA Score (Percentile)

Total Candidates (N)

Enter NTA score...

PnC Master

Calculate Permutations (nPr) and Combinations (nCr).

Total Items (n)

Selection (r)

Enter n and r...

Binomial Solver

P(X=k) for n trials and probability p.

Trials (n)

Success (k)

Prob (p)

Enter n, k, and p...

Pressure Engine

Sync Pa, Atm, Bar, Torr.

Pascal (Pa)

Atmosphere (atm)

Bar

Torr (mmHg)

Real-time Sync Active

Energy Master

Joules, Calories, eV & kWh.

Joules (J) - SI Unit

Calories (cal)

Electron-Volts (eV)

Kilowatt-Hour (kWh)

Type to convert energy...

Live Logic Circuit

Simulate A/B inputs for all gates.

Input A

Input B

AND

NAND

NOR

XOR

XNOR

Truth Table Gen

Generate tables for any Gate.

Select Logic Gate

Select a gate...