Comparison

My Physics Calculator vs Compleanni + Onomastici

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

My Physics Calculator

This app offers a comprehensive suite of over 130 calculators for physics and engineering calculations. It provides clear formulas and definitions for each parameter, making complex calculations accessible with a simple interface.

Highlights
  • 130+ physics and engineering calculators
  • Includes formulas and definitions
  • Simple user interface
  • Mechanics & Motion calculations
  • Fluids & Thermodynamics calculations
  • Electrical & Circuit calculations
  • Projectile Motion calculations
Features
Read full description

My Physics Calculator features 134 calculators for various physics and engineering parameters. With a simple user interface, it provides formulas and definitions for each calculation. List of 134 Calculators: Mechanics & Motion: • Force • Kinetic Friction • Static Friction • Centripetal Force • Centripetal Acceleration • Gravitational Acceleration • Angular Acceleration • Work • Total Work • Power (Work-Based) • Power (Displacement-Based) • Power (Velocity-Based) • Displacement / Distance • Differential Pressure Fluids & Thermodynamics: • Density • Water Density • Kinematic Viscosity • Mass Flow Rate • Temperature • Thermal Conductivity • Thermal Diffusivity • Thermal Linear Expansion • Thermal Volumetric Expansion • Heat Flow • Heat Transfer Rate • Specific Heat Capacity Energy & Motion: • Kinetic Energy • Potential Energy • Elastic Potential Energy • Einstein’s Mass-Energy Equation • Gravitational Potential Velocity & Motion Laws: • Velocity • Circular Velocity • Average Velocity • Escape Velocity • Drift Velocity • Newton’s Law of Gravity • Newton’s Second Law of Motion • Archimedes’ Principle • Kepler’s Third Law • Hooke’s Law • Pascal’s Law • Poiseuille’s Law • Darcy’s Law • Stokes’ Law Engineering Numbers & Factors: • Souders-Brown Equation • Podmore Factor • Cavitation Number • Euler Number • Fourier Number • Knudsen Number • Mach Number • Nusselt Number • Reynolds Number • Weber Number • Froude Number • Prandtl Number • Schmidt Number • Brinell Hardness Number Doppler Effect Calculations: • Wavelength (Front & Behind) • Approaching Source • Receding Source • Approaching Receiver • Receding Receiver Projectile Motion: • Vertical Velocity • Vertical Displacement • Horizontal Displacement • Range Impulse, Momentum & Torque: • Impulse (Velocity-Based) • Impulse (Time-Based) • Momentum (Velocity-Based) • Momentum (Time-Based) • Moment • Torque • Moment of Inertia Engineering & Structural Calculations: • Transverse Strength • Standard Surface Factor • Rectangular Tank Capacity • Cylindrical Tank Capacity • Apparent Porosity • True Porosity Planetary & Seismic Calculations: • Seismic Geophone • Weight on Different Planets • Wenner Spacing (Soil Resistivity) • Luminosity of Stars Sound & Waves: • Sound Pressure Level • Sound Intensity Level • Sound Power Emitted • Sound Wavelength • Sound Speed • RMS Noise • Noise Pollution Level Oscillations & Springs: • Simple Pendulum • Physical Pendulum • Leaf Springs • Helical Spring Rate • Helical Spring Axial Deflection • Helical Spring Index Electrical & Circuit Calculations: • Inductive Reactance • Capacitive Reactance • Resonant Frequency • Inductor Sizing Equation • Capacitor Sizing Equation • Resistance • Battery Life • Battery Charge Time • kVA Calculation • Potentiometer • Voltage Divider • Electrodialysis • Electrical Harmonics • Horsepower • Ohm’s Law (Voltage, Power, Resistance, Current) Material Properties: • Shear Modulus • Bulk Modulus • Young’s Modulus • Stress • Strain

About

Compleanni + Onomastici

Features
Read full description

Onomastici e Compleanni è l’app pensata per ricordare facilmente onomastici, compleanni e ricorrenze personali. Ogni giorno puoi consultare i santi del calendario, vedere quali contatti festeggiano l’onomastico o il compleanno e inviare un messaggio di auguri in pochi tocchi. Funzioni principali: - Santi e onomastici del giorno - Calendario delle ricorrenze - Ricerca dei santi - Compleanni dai contatti - Onomastici personalizzati - Messaggi di auguri pronti - Notifiche giornaliere - Widget per la schermata Home - Backup degli onomastici personalizzati - Tema chiaro e scuro Ideale per chi vuole ricordare le date importanti con semplicità, senza perdere un’occasione per fare gli auguri. Per qualsiasi consiglio o segnalazione usa il modulo di contatto dalle impostazioni dell'app, o scrivi a android@araneum.it

Screenshots

My Physics Calculator4 screens
Compleanni + Onomastici4 screens

Verdict

The call

The clearest difference is price: Compleanni + Onomastici at Free against My Physics Calculator's $2.99. Compleanni + Onomastici also leads on update cadence (every 8 days vs every 12 months). My Physics Calculator's advantage is ads (none vs shown). On in-app purchases, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Compleanni + Onomastici is free to download; My Physics Calculator costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

My Physics Calculator ships an update every 12 months, Compleanni + Onomastici every 8 days. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
My Physics Calculator versus Compleanni + Onomastici: the parameters behind the verdict, then further details
ParameterMy Physics CalculatorCompleanni + Onomastici
Price$2.99Free — better
Rating4.3 (44 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings44 — better—
Update frequencyEvery 12 monthsEvery 8 days — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, MaciPhone, iPad, iPod
Requires iOS16.615.0 — better
Further details — not scored
Size7 MB29 MB
Age rating4+4+
DeveloperV PUGAZHENTHIAraneum Group srl

In-app purchases

None

My Physics Calculator

No in-app purchases

None

Compleanni + Onomastici

No in-app purchases

Questions

Is My Physics Calculator free?
My Physics Calculator costs $2.99, with no in-app purchases.
Is Compleanni + Onomastici free?
Compleanni + Onomastici is free to download, with no in-app purchases.
Do My Physics Calculator or Compleanni + Onomastici have ads?
Compleanni + Onomastici shows ads; My Physics Calculator does not.
Which is updated more often, My Physics Calculator or Compleanni + Onomastici?
My Physics Calculator ships an update every 12 months, and Compleanni + Onomastici every 8 days. Most recently, My Physics Calculator was updated on November 4, 2026 and Compleanni + Onomastici on October 31, 2026.

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