Kidz Learn Rocks vs CloudLabs Sound Waves
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Kidz Learn Rocks
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Kidz Learn - Rocks is an educational app about different types of rocks found in nature. This app categories and provides a detailed explanation on rocks, types of rocks, and the app also has a video on rocks.This app is entertaining as it has fun and simple animation while describing the external and the internal factors that cause different rock formation. There is also a fun quiz section with questions to review one's knowledge on rocks.
CloudLabs Sound Waves
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This simulator recreates a music room with three tuning forks, a soundboard, a sound sensor, and an oscilloscope. The objective of the practice is to determine the frequency of the sound emitted by each tuning fork and the musical note to which it belongs. For its development, it is necessary to use the concepts of frequency, wavelength and propagation time.
Screenshots
Verdict
The clearest difference is price: CloudLabs Sound Waves at Free against Kidz Learn Rocks's $2.99. CloudLabs Sound Waves also leads on update cadence (every 11 months vs every 29 months) and iOS requirement (9.0 vs 13.0). 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
CloudLabs Sound Waves is free to download; Kidz Learn Rocks costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Kidz Learn Rocks ships an update every 29 months, CloudLabs Sound Waves every 11 months. Both last shipped on November 3, 2026.
| Parameter | Kidz Learn Rocks | CloudLabs Sound Waves |
|---|---|---|
| Price | $2.99 | Free — better |
| Update frequency | Every 29 months | Every 11 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 15 MB | 74 MB |
| Age rating | 4+ | 4+ |
| Developer | Gomathy Shankaran | Jiovany Orozco |
In-app purchases
Kidz Learn Rocks
No in-app purchases
CloudLabs Sound Waves
No in-app purchases
Questions
Is Kidz Learn Rocks free?
Is CloudLabs Sound Waves free?
Do Kidz Learn Rocks or CloudLabs Sound Waves have ads?
Which is updated more often, Kidz Learn Rocks or CloudLabs Sound Waves?
Other comparisons
