Comparison

Projectile Motion Calc vs The COPD

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

Head to head
About

Projectile Motion Calc

This physics calculator quickly determines key projectile motion parameters like horizontal and vertical velocity, time of flight, range, and maximum height. It supports various units and offers precise calculations up to 16 decimal places.

Highlights
  • Instant calculation of projectile motion parameters
  • Copyable results to other apps
  • Includes reference formulas
  • Supports up to 16 decimal places
  • Supports various input units
  • Lightweight and optimized for everyday use
Features
Read full description

Projectile Motion Calculator is a physics/math calculator designed to find Horizontal velocity, Vertical velocity, Time of flight, Range of the projectile, or Maximum height quickly and easily. Features: - Instant calculation - Results are copyable to other apps - Formulas are included as references - Supports up to 16 decimal places - Supports various units for each input - Lightweight app with a small size, optimized for everyday use Projectile motion is a form of motion experienced by an object or particle (a projectile) that is thrown near the Earth's surface and moves along a curved path under the action of gravity only (in particular, the effects of air resistance are assumed to be negligible). This curved path was shown by Galileo to be a parabola. The study of such motions is called ballistics, and such a trajectory is a ballistic trajectory. The only force of significance that acts on the object is gravity, which acts downward, thus imparting to the object a downward acceleration. Because of the object's inertia, no external horizontal force is needed to maintain the horizontal velocity component of the object. Taking other forces into account, such as friction from aerodynamic drag or internal propulsion such as in a rocket, requires additional analysis. A ballistic missile is a missile only guided during the relatively brief initial powered phase of flight, and whose subsequent course is governed by the laws of classical mechanics. Projectile motion equations: - Horizontal velocity component: vx = v * cos(θ) - Vertical velocity component: vy = v * sin(θ) - Time of flight: t = 2 * vy / g - Range of the projectile: R = 2* vx * vy / g - Maximum height: ymax = vy^2 / (2 * g) Thanks for your support and do visit nitrio.com for more apps for your iOS devices.

About

The COPD

Read full description

The COPD app allows you to record audio that shows a visual representation of your surroundings. This could show high or low pitch frequencies in certain areas the user is in. Once you are done recording, you can see the complete frequency recording that you took.

Screenshots

Projectile Motion Calc4 screens
The COPD4 screens

Verdict

The call

The clearest difference is price: The COPD at Free against Projectile Motion Calc's $2.99. Projectile Motion Calc's advantage is device support and iOS requirement (13 vs 15.0). On in-app purchases 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

The COPD is free to download; Projectile Motion Calc costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard3 real differences · 7 level
Projectile Motion Calc versus The COPD: the parameters behind the verdict, then further details
ParameterProjectile Motion CalcThe COPD
Price$2.99Free — better
Rating3.7 (3 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 29 months—
AdsNo—
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPod — better—
Requires iOS13 — better15.0
Further details — not scored
Size1 MB4 MB
Age rating4+17+
DeveloperNitrioDavid Wolfson

In-app purchases

None

Projectile Motion Calc

No in-app purchases

None

The COPD

No in-app purchases

Questions

Is Projectile Motion Calc free?
Projectile Motion Calc costs $2.99, with no in-app purchases.
Is The COPD free?
The COPD is free to download, with no in-app purchases.

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