Comparison

Sealing Materials Selector vs Simple Harmonic Motion Calc

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

Head to head
About

Sealing Materials Selector

Easily find the right sealing materials by entering specifications like temperature and hardness. Filter by chemical compatibility, approvals, or product type for O-Rings, Quad-Rings, and V-Rings. Request material datasheets directly through the app.

Highlights
  • Search by material specifications
  • Filter by temperature and hardness
  • Chemical compatibility filtering
  • Institute approvals filtering
  • Product type filtering (O-Rings, Quad-Rings, V-Rings)
  • Request material datasheets
Features
Read full description

Sealing Materials Selector app allows you to easily search Trelleborg Sealing Solutions materials. By simply entering Material Specifications, like for example Material Group, in combination with your required parameters, such as temperature or hardness, the app instantly proposes the right materials for your need. In addition, you can filter down your search based upon chemical compatibilities, institute approvals or by product type for O-Rings, Quad-Rings and V-Rings. You even can request Material Datasheets through the app, if available.

About

Simple Harmonic Motion Calc

This physics calculator quickly computes various parameters of simple harmonic motion, including amplitude, frequency, displacement, velocity, and acceleration. It supports high precision calculations and offers unit flexibility, making it a handy tool for students and professionals.

Highlights
  • Instant calculation of motion parameters
  • Copyable results
  • Included reference formulas
  • Supports 16 decimal places
  • Multiple unit support
  • Ad-free and private
Features
Read full description

Simple Harmonic Motion Calculator — a fast, accurate physics tool for solving displacement, velocity, and acceleration. Built for students, teachers, and engineers who need instant, reliable results. Enter amplitude, time, and phase, then choose angular frequency (ω), frequency (f), or period (T) — the app converts everything automatically and delivers real-time answers with beautiful, interactive graphs. KEY FEATURES • Instant x(t), v(t), and a(t) using the standard SHM equations: x(t) = A · cos(ωt + φ) v(t) = −Aω · sin(ωt + φ) a(t) = −Aω² · cos(ωt + φ) • Maximum velocity (Aω) and maximum acceleration (Aω²) computed automatically • Pick ω, f, or T as your input — values convert seamlessly • Configurable units for every quantity: meters, centimeters, kilometers, feet, inches, yards, miles, hertz, kilohertz, radians, degrees, revolutions, and more • SI / Metric and Imperial unit groups • Standard or Scientific notation display (e.g. 1.28 × 10⁻¹⁵) • Live equation view substitutes your numbers into each formula step by step • Interactive graph of displacement, velocity, and acceleration across one full oscillation • Zoom, pan, cursor tracking, and PNG export for lab reports or presentations • Built-in formula reference covering every SHM relation and symbol • Save calculations to a private local history — review, reload, or clear at any time • Dynamic Type and accessibility support • Offline app — no ads, no tracking, no internet required PERFECT FOR • Physics students studying mechanics, waves, oscillations, and harmonic motion • Teachers preparing worked examples and lecture material • Engineers analyzing springs, pendulums, vibration systems, and resonance • Anyone learning sinusoidal motion and harmonic analysis Simplify your next physics homework, lab report, or engineering analysis — download Simple Harmonic Motion Calculator today. Thanks for your support, and do visit nitrio.com for more apps for your iOS devices.

Screenshots

Sealing Materials Selector4 screens
Simple Harmonic Motion Calc4 screens

Verdict

The call

The clearest difference is price: Sealing Materials Selector at Free against Simple Harmonic Motion Calc's $2.99. Sealing Materials Selector also leads on update cadence (every 11 months vs every 28 months) and iOS requirement (15.6 vs 17.6). On rating, ratings volume, ads and 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

Sealing Materials Selector is free to download; Simple Harmonic Motion Calc costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Sealing Materials Selector against 5.0 for Simple Harmonic Motion Calc. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

UpkeepUpdate frequency

Sealing Materials Selector ships an update every 11 months, Simple Harmonic Motion Calc every 28 months. The most recent releases landed on October 18, 2026 and October 11, 2026 respectively.

Scorecard4 real differences · 5 level
Sealing Materials Selector versus Simple Harmonic Motion Calc: the parameters behind the verdict, then further details
ParameterSealing Materials SelectorSimple Harmonic Motion Calc
PriceFree — better$2.99
Rating5.0 (2 ratings)5.0 (2 ratings)
Number of ratings22
Update frequencyEvery 11 months — betterEvery 28 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.6 — better17.6
Further details — not scored
Size15 MB1 MB
Age rating4+4+
DeveloperTrelleborg Sealing SolutionsNitrio

Customer experience

Sealing Materials Selector

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Simple Harmonic Motion Calc

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Sealing Materials Selector

No in-app purchases

None

Simple Harmonic Motion Calc

No in-app purchases

Questions

Is Sealing Materials Selector free?
Sealing Materials Selector is free to download, with no in-app purchases.
Is Simple Harmonic Motion Calc free?
Simple Harmonic Motion Calc costs $2.99, with no in-app purchases.
Which has better reviews, Sealing Materials Selector or Simple Harmonic Motion Calc?
Sealing Materials Selector and Simple Harmonic Motion Calc are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.
Do Sealing Materials Selector or Simple Harmonic Motion Calc have ads?
Neither Sealing Materials Selector nor Simple Harmonic Motion Calc shows ads.
Which is updated more often, Sealing Materials Selector or Simple Harmonic Motion Calc?
Sealing Materials Selector ships an update every 11 months, and Simple Harmonic Motion Calc every 28 months. Most recently, Sealing Materials Selector was updated on October 18, 2026 and Simple Harmonic Motion Calc on October 11, 2026.

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