Comparison

RadSounds Cause/Effect Lite vs Cosmo Learning

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

Head to head
About

RadSounds Cause/Effect Lite

This educational app allows users to create custom music playlists by recording, importing, or using provided songs. It offers various playback modes, including momentary, timed, and playlist cycling, and is switch-friendly for users with physical challenges.

Highlights
  • Customizable music playlists
  • Record or import music
  • Momentary playback mode
  • Timed playback mode
  • Playlist cycling mode
  • Switch-friendly access
Features
Read full description

RadSounds is the world's greatest cause/effect music program for special needs learners. You can customize your playlist by recording or singing new music to your iPad, importing from your iPad's music library, or use the many great songs that we provide, from many types. There is Momentary mode, where the music plays for only the time you hold your finger on the iPad, Timed mode, where the music plays for a specified number of seconds upon each activation, or an advanced mode where the user chooses songs by cycling through their playlist. RadSounds is *switch-friendly*, that is, for those with physical challenges, a switch (or button) can be plugged into our iPad Switch Interface for cordless access to switch-friendly apps.

About

Cosmo Learning

This app provides an interactive learning and therapy ecosystem for children with special educational needs and in early years. It uses multisensory controllers and engaging activities to foster motor, cognitive, and communication skill development through play, music, and movement.

Highlights
  • Interactive learning ecosystem
  • Therapy activities
  • Multisensory controller integration
  • Motor skill development
  • Cognitive skill development
  • Communication skill development
  • Purposeful play and music
Features
Read full description

Cosmo Learning is a creative learning and therapy ecosystem for learners with Special Educational Needs and in Early Years. It consists of a set of interactive and multisensory controllers, called Cosmo Dots, and interactive activities that motivate learners to develop motor, cognitive and communication skills through purposeful play, music and movement. Requires the Cosmo Dots. Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Verdict

The call

The clearest difference is rating: RadSounds Cause/Effect Lite at 5.0 against Cosmo Learning's 2.3. RadSounds Cause/Effect Lite also leads on monetization model (free vs free with in-app purchases) and iOS requirement (8.0 vs 15.0). Cosmo Learning's advantage is update cadence (weekly vs every 11 months). On price, ratings volume, ads and in-app purchases 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. RadSounds Cause/Effect Lite sells 1 one-off in-app purchase and Cosmo Learning sells 4 in-app purchases, starting at $24.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

RadSounds Cause/Effect Lite holds the better App Store score, 5.0 against 2.3. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

UpkeepUpdate frequency

RadSounds Cause/Effect Lite ships an update every 11 months, Cosmo Learning weekly. The most recent releases landed on September 29, 2026 and October 8, 2026 respectively.

Scorecard4 real differences · 6 level
RadSounds Cause/Effect Lite versus Cosmo Learning: the parameters behind the verdict, then further details
ParameterRadSounds Cause/Effect LiteCosmo Learning
PriceFreeFree
Rating5.0 (2 ratings) — better2.3 (3 ratings)
Positive reviews—33.3% of reviews
Number of ratings23 — better
Update frequencyEvery 11 monthsWeekly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPadiPad
Requires iOS8.0 — better15.0
Further details — not scored
Size114 MB384 MB
Age rating4+4+
DeveloperRJ Cooper & Associates, Inc.Filisia Interfaces Ltd.

Customer experience

RadSounds Cause/Effect Lite

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Cosmo Learning

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%
Written reviews3 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

In-app purchases

1 purchases

RadSounds Cause/Effect Lite

One-time1
  • RadSounds Full Upgrade$4.99
4 purchases

Cosmo Learning

Subscriptions4
  • Cosmo All Activities Digital1 Month trial$24.991 Month
  • Cosmo Pro Digital1 Month trial$34.991 Month
  • Cosmo All Activities Digital1 Month trial$239.991 Year
Show 1 more
  • Cosmo Pro Digital1 Month trial$349.991 Year

Questions

Is RadSounds Cause/Effect Lite free?
RadSounds Cause/Effect Lite is free to download, with in-app purchases available.
Is Cosmo Learning free?
Cosmo Learning is free to download, with in-app purchases available.
Which has better reviews, RadSounds Cause/Effect Lite or Cosmo Learning?
RadSounds Cause/Effect Lite is rated higher. RadSounds Cause/Effect Lite averages 5.0 out of 5 from 2 ratings, while Cosmo Learning averages 2.3 from 3 ratings.
Do RadSounds Cause/Effect Lite or Cosmo Learning have ads?
Neither RadSounds Cause/Effect Lite nor Cosmo Learning shows ads.
Which is updated more often, RadSounds Cause/Effect Lite or Cosmo Learning?
RadSounds Cause/Effect Lite ships an update every 11 months, and Cosmo Learning weekly. Most recently, RadSounds Cause/Effect Lite was updated on September 29, 2026 and Cosmo Learning on October 8, 2026.

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