Wavelength Calculator vs Propagation Tools
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Wavelength Calculator
This physics and math tool quickly calculates wave properties like wavelength and frequency. It supports various units, high precision, and allows results to be copied to other applications. The app is lightweight, ad-free, and designed with privacy in mind.
- Instant calculations
- Copyable results
- Included formulas
- High precision (16 decimal places)
- Multiple unit support
- Ad-free and private
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Wavelength Calculator is a physics/math calculator to find wavelength and frequency fast and easy. Features: - Instant calculation. - Results are copyable to other apps. - Formulas are included as reference. - Supports up to 16 decimal places. - Supports various units for each input. - Works seamlessly on both iPhone and iPad. - Lightweight, compact app optimized for everyday use. - Ad-free and built with privacy in mind. There are three main properties of a wave: velocity, wavelength, and frequency. [v] Wave velocity is the measure of how fast a wave propagates in a given medium. Its unit is meters per second. [λ] Wavelength is the distance over which the shape of the wave repeats. It depends on the medium through which the wave travels. [f] Frequency of a wave refers to how many times (per a given time period) the particles of a medium vibrate when the wave is passing through it. The unit of frequency is Hertz, or 1/second. Wavelength Formula: f = v/λ Where: λ (Lambda) = Wavelength in meters v = Wave velocity f = Frequency (Hz) Thanks for your support, and do visit nitrio.com for more apps for your iOS devices.
Propagation Tools
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Propagation tools to include Free Space Loss, Link Margin, UHF LOS, EIRP, Fade Margin and graphs
Screenshots
Verdict
The clearest difference is update cadence: Propagation Tools at every 9 months against Wavelength Calculator's every 30 months. Propagation Tools also leads on price ($0.29 vs $2.99). Wavelength Calculator's advantage is iOS requirement (13 vs 17.0). On ads, in-app purchases and device support 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
Wavelength Calculator costs $2.99 and Propagation Tools $0.29 up front. Neither carries in-app purchases, so what you see is what you pay.
Wavelength Calculator ships an update every 30 months, Propagation Tools every 9 months. The most recent releases landed on September 22, 2026 and July 16, 2026 respectively.
| Parameter | Wavelength Calculator | Propagation Tools |
|---|---|---|
| Price | $2.99 | $0.29 — better |
| Rating | 2.6 (5 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 30 months | Every 9 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13 — better | 17.0 |
| Further details — not scored | ||
| Size | 1 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Nitrio | Jeff Curtis |
In-app purchases
Wavelength Calculator
No in-app purchases
Propagation Tools
No in-app purchases
Questions
Is Wavelength Calculator free?
Is Propagation Tools free?
Do Wavelength Calculator or Propagation Tools have ads?
Which is updated more often, Wavelength Calculator or Propagation Tools?
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