Frequency Conversion vs High Pitch Noise
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Frequency Conversion
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Frequency Converter is a fast, practical tool for converting frequency units and understanding wave measurements with clarity. Whether you work with audio, radio, electronics, telecommunications, physics, engineering, or education, this app helps you calculate and compare frequency values in seconds. Convert between common frequency units including Hz, kHz, MHz, GHz, and THz, and view related wave information such as wavelength and period where applicable. The clean interface is designed for quick input, easy reading, and smooth everyday use, making it useful for students, technicians, radio enthusiasts, engineers, teachers, and anyone who needs reliable frequency calculations on iPhone. Frequency Converter is built to make technical conversions simple. Enter a value, choose your units, and instantly see the converted result. Use it when studying wave behavior, checking signal ranges, comparing audio frequencies, reviewing RF bands, or working through science and electronics problems. The app also includes helpful reference content so you can better understand frequency ranges and their real-world meaning. Key features include: • Convert frequency values across Hz, kHz, MHz, GHz, and THz • Calculate related wave properties such as wavelength and period • Simple, readable conversion results • Conversion history for reviewing recent calculations • Reference information for common frequency ranges • Clean design for students, engineers, hobbyists, and professionals • Useful for audio, radio, wireless, electronics, physics, and telecom work • Supports quick calculations without unnecessary complexity Frequency Converter is ideal for learning, field work, lab use, classroom exercises, and everyday technical reference. From low-frequency audio signals to high-frequency wireless and electromagnetic waves, the app gives you a convenient way to move between units and understand the numbers behind wave behavior. Download Frequency Converter to make frequency, wavelength, and period calculations faster, clearer, and easier to manage. Thanks for your support and do visit nitrio.com for more apps for your iOS devices.
High Pitch Noise
Generate precise audio frequencies for various purposes, including testing speaker clarity, aiding relaxation with binaural beats, and even helping to remove water from your phone's speaker. Offers a simple, distraction-free interface for instant adjustments and smooth playback.
- Water removal from speaker
- Binaural beats generator
- Precise Hz frequency control
- Sine wave and test tone generation
- 432 Hz calming tone option
- Minimalist interface
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Sonic Tone Generator & Frequency Generator. Sonic Tone Generator is a precision tone tool built to be simple, responsive, and easy to use for speaker testing, hearing range checks, relaxation, and clean frequency generation. Use Sonic Tone Generator to test clarity and distortion, generate exact hz frequency tones with smooth control, or switch modes for focus and calm. What you can do: - Get Water Out Of Phone: play targeted tones that gently vibrate moisture from your speaker., - Binaural Beats Generator: create dual-tone sessions for focus, relaxation, meditation, or sleep., - Hz Frequency Control: dial in exact numbers with fine tuning for precise audio experiments and testing., - Sonic Tone Generator: produce clean sine waves, test tones, and high-frequency sounds instantly., - 432 Hz: choose 432 hz for a softer, more natural-feeling tone that many people enjoy for calming sessions. Designed for clarity: - Minimal, distraction-free interface., - Instant adjustments and smooth playback., - Great for speaker checks, sound experiments, and everyday use., Download Sonic Tone Generator and explore sound your way.
Screenshots
Verdict
The clearest difference is price: High Pitch Noise at Free against Frequency Conversion's $2.99. High Pitch Noise also leads on update cadence (monthly vs every 22 months). On ads, 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
High Pitch Noise is free to download; Frequency Conversion costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Frequency Conversion ships an update every 22 months, High Pitch Noise monthly. The most recent releases landed on October 15, 2026 and October 7, 2026 respectively.
| Parameter | Frequency Conversion | High Pitch Noise |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 22 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 17.6 | 17.6 |
| Further details — not scored | ||
| Size | 2 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Heng Jia Liang | Nordvane llc |
In-app purchases
Frequency Conversion
No in-app purchases
High Pitch Noise
No in-app purchases
Questions
Is Frequency Conversion free?
Is High Pitch Noise free?
Do Frequency Conversion or High Pitch Noise have ads?
Which is updated more often, Frequency Conversion or High Pitch Noise?
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