Multiple Tone Generator vs Melody Cool
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Multiple Tone Generator
Generate multiple audio signals with adjustable waveforms, frequencies, and volumes for each channel. Offers presets for guitar and bass tuning, with options to expand channel support.
- Multiple audio channels
- Adjustable waveforms (Sine, Triangle, Squire, Saw)
- Precise frequency control (20Hz - 20000Hz)
- Individual channel volume and mute
- Logarithmic frequency sliders
- Guitar and bass tuning presets
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This app generates the audio signal of multiple channels. Supports 6 audio channels by default, upgradeable to 16 via in-app purchase. [ Wave type ] - There are four types of waveform. (Sine, Triangle, Squire, Saw) - It can switch to the four types of each waveform by the wave type button. - It can be set for each channel. - It can change summarizes the waveforms of all channels with the bottom of the button. [ Volume ] - It can adjust the volume of each channel (Input) and change the mixer (Output) of all channels by the volume slider. - It can be set OFF / ON the volume of each channel by mute button. [ Frequency ] - It can set the value of the frequency in 20Hz - 20000Hz. - It can set the frequency value in the software keyboard by tapping the frequency label. - It can set the frequency value at the corresponding slider to the logarithm. - It can set the frequency value of -1 / + 1 octave from the current value by -1/+1 Octave button. - It can adjust the frequency value slightly from the current value by -/+ button. [ Preset ] - It can set the frequency value of Guitar (E A D G B E), 6-string bass (B E A D G C) for Ch 1 ~ 6. Guitar : Ch 1: E ( 82.4 Hz) Ch 2: A (110.0 Hz) Ch 3: D (146.8 Hz) Ch 4: G (196.0 Hz) Ch 5: B (246.9 Hz) Ch 6: E (329.6 Hz) 6-string bass (+ 1 octave) : Ch 1: B ( 61.7 Hz) Ch 2: E ( 82.4 Hz) Ch 3: A (110.0 Hz) Ch 4: D (146.8 Hz) Ch 5: G (196.0 Hz) Ch 6: C (262.0 Hz)
Melody Cool
This music player allows you to play songs from your local library while simultaneously using a built-in musical keyboard. It offers features like A-B repeat and slow playback for focused listening or practice. Note that it does not support DRM-protected files or iCloud items.
- Local music library playback
- Integrated musical keyboard
- A-B repeat functionality
- Slow playback option
- Play keyboard while listening
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Melody Cool is a iPod Library player with musical keyboard. It can play tracks in the local Music Library. You can play the keyboard while listening to the song. Player Features: - A-B Repeat : plays a specific section repeatedly by setting the start point (A) and end point (B). - Slow playback of songs. NOTE: - Does not support DRM files. - Does not play iCloud items.
Screenshots
Verdict
The clearest difference is review sentiment: Multiple Tone Generator at 88% against Melody Cool's 40%. Multiple Tone Generator also leads on update cadence (every 3 months vs every 6 months). Melody Cool's advantage is ads (none vs shown) and iOS requirement (12.4 vs 17.0). On price, in-app purchases, monetization model 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
Both are free to download. Multiple Tone Generator sells 2 one-off in-app purchases and Melody Cool sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Multiple Tone Generator ships an update every 3 months, Melody Cool every 6 months. The most recent releases landed on October 10, 2026 and October 11, 2026 respectively.
| Parameter | Multiple Tone Generator | Melody Cool |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (66 ratings) — better | — |
| Positive reviews | 87.5% of reviews — better | 40.0% of reviews |
| Number of ratings | 66 — better | — |
| Update frequency | Every 3 months — better | Every 6 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 12.4 — better |
| Further details — not scored | ||
| Size | 5 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Loop-Sessions.LLC. | Yuji Koike |
Customer experience
Multiple Tone Generator
Melody Cool
In-app purchases
Multiple Tone Generator
- Increase channels from 6 to 16$1.99
- Always remove banner ads.$4.99
Melody Cool
- Unlimited Playback Time$2.99
Questions
Is Multiple Tone Generator free?
Is Melody Cool free?
Do Multiple Tone Generator or Melody Cool have ads?
Which is updated more often, Multiple Tone Generator or Melody Cool?
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