Comparison

Frequency Generator (Sound) vs PreShow

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

Head to head
About

Frequency Generator (Sound)

Generate various sound waves, from sine to triangle, with adjustable frequencies and volumes. Test speakers, tune instruments, or create multi-oscillator soundscapes. Customize your audio experience with a range of settings and themes.

Highlights
  • Generate sine, square, sawtooth, or triangle sound waves
  • Adjust frequency from 1Hz to 22000Hz
  • Control volume and balance (left/right)
  • Multi-oscillator mode for three simultaneous sounds
  • Customizable frequency range slider
  • Low latency audio setting
  • Theme customization
Features
Read full description

Would you like to generate sounds, test your speakers or tune your instruments? If the answers is yes, download Frequency Genrator! Using this application you can generate sound waves in different frequencies. The player lets you generate a sine, square, sawtooth or triangle sound wave with a frequency between 1Hz and 22000Hz (hertz). Single Oscillator Mode Frequency Sound Generator allows you to easily change the soundwaves from the main menu. Simply tap on the sound wave icon and pick between sine, square, sawtooth or triangle. Adjust the sound generating frequency easily by dragging the dot. Make use of the - & + buttons for added adjusting precision. Change volume and balance. Tap on the R-L icon. Multi Oscillator Mode In this mode you can generate in one time three sounds. Set different freqencies, waves and volume. Theme Change the colour of your application. Settings in Frequency Genarator: - change frequency range slider range to allow you more precision while selecting frequencies, - enable or disable run in background option, - choose between two slider scales: linear or logarithmic, - enable or disable volume booster, - enable or disable decimal precision up two decimals in case of need for more precise sound generation, - change +/- button step for even easier adjustments, - enable or disable show octave buttons in Single Oscillator - low latency setting enables high-performance low latency audio which makes slider more responsive and eliminates lag. (NOTE: Low latency setting may result in high frequencies on some devices sound inaccurate, especially on higher volume.) Attention! Please, for the best experience of using the app, use a pair of good quality headphones. Mobile devices are not high-quality audio sources.

About

PreShow

Features
Read full description

A plataforma que derruba as barreiras do mercado de eventos. Conectamos quem tem o talento com quem tem a oportunidade, em um ecossistema seguro, direto e sem burocracia.

Screenshots

Frequency Generator (Sound)4 screens
PreShow3 screens

Verdict

The call

The clearest difference is in-app purchases: PreShow at none against Frequency Generator (Sound)'s 1. PreShow also leads on ads (none vs shown) and update cadence (fortnightly vs every 3 months). Frequency Generator (Sound)'s advantage is iOS requirement (13.0 vs 15.1). On price 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Frequency Generator (Sound) sells 1 in-app purchase, starting at $0.99 per 7 days. PreShow asks for nothing beyond the download.

UpkeepUpdate frequency

Frequency Generator (Sound) ships an update every 3 months, PreShow fortnightly. The most recent releases landed on October 10, 2026 and October 12, 2026 respectively.

Scorecard4 real differences · 6 level
Frequency Generator (Sound) versus PreShow: the parameters behind the verdict, then further details
ParameterFrequency Generator (Sound)PreShow
PriceFreeFree
Rating3.2 (6 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings6 — better—
Update frequencyEvery 3 monthsFortnightly — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.1
Further details — not scored
Size28 MB41 MB
Age rating4+4+
DeveloperNETIGEN Kluzowicz sp. j.Ebert Marques

In-app purchases

1 purchases

Frequency Generator (Sound)

Subscriptions1
  • 1 week subscription3 Days trial$0.997 Days
None

PreShow

No in-app purchases

Questions

Is Frequency Generator (Sound) free?
Frequency Generator (Sound) is free to download, with in-app purchases available.
Is PreShow free?
PreShow is free to download, with no in-app purchases.
Do Frequency Generator (Sound) or PreShow have ads?
Frequency Generator (Sound) shows ads; PreShow does not.
Which is updated more often, Frequency Generator (Sound) or PreShow?
Frequency Generator (Sound) ships an update every 3 months, and PreShow fortnightly. Most recently, Frequency Generator (Sound) was updated on October 10, 2026 and PreShow on October 12, 2026.

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