# RadSounds Cause/Effect Lite vs CViConnect Pro

The clearest difference is in-app purchases: CViConnect Pro at none against RadSounds Cause/Effect Lite's 1. CViConnect Pro also leads on update cadence (every 4 weeks vs every 11 months) and device support (3 vs 1). RadSounds Cause/Effect Lite's advantage is iOS requirement (8.0 vs 15.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. RadSounds Cause/Effect Lite sells 1 one-off in-app purchase. CViConnect Pro asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for RadSounds Cause/Effect Lite against 5.0 for CViConnect Pro. Both are backed by a comparable volume of ratings — 2 and 5 respectively.

RadSounds Cause/Effect Lite ships an update every 11 months, CViConnect Pro every 4 weeks. The most recent releases landed on September 29, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | RadSounds Cause/Effect Lite | CViConnect Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/radsounds-causeeffect-lite/id521282295/reviews) | [5.0 (5 ratings)](https://appshunter.io/ios/app/cviconnect-pro/id1440339295/reviews) |
| Number of ratings | 2 | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 4 weeks** |
| Monetization | Free | Free |
| Size | 114 MB | 137 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [RJ Cooper & Associates, Inc.](https://appshunter.io/developer/412790299) | [LifeScience Technologies, LLC](https://appshunter.io/developer/1193816546) |

## What reviewers say

### RadSounds Cause/Effect Lite

[App page](https://appshunter.io/ios/app/radsounds-causeeffect-lite/id521282295)

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:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RadSounds Full Upgrade | $4.99 | one-time |


### CViConnect Pro

[App page](https://appshunter.io/ios/app/cviconnect-pro/id1440339295)

This app assists teachers of the visually impaired in creating and running visual activities for students with Cortical Visual Impairment. It captures response data to help educators analyze student progress and tailor future lesson plans.

**Highlights:** Visual activity preparation and execution, Student response data capture, Data graphing and analysis, Automatic generation of new training sessions, Tailors lesson plans based on student interaction, Support forum for users and professionals

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is RadSounds Cause/Effect Lite free?

RadSounds Cause/Effect Lite is free to download, with in-app purchases available.

### Is CViConnect Pro free?

CViConnect Pro is free to download, with no in-app purchases.

### Which has better reviews, RadSounds Cause/Effect Lite or CViConnect Pro?

RadSounds Cause/Effect Lite and CViConnect Pro are both rated 5.0 out of 5 on the App Store, from 2 and 5 ratings respectively.

### Do RadSounds Cause/Effect Lite or CViConnect Pro have ads?

Neither RadSounds Cause/Effect Lite nor CViConnect Pro shows ads.

### Which is updated more often, RadSounds Cause/Effect Lite or CViConnect Pro?

RadSounds Cause/Effect Lite ships an update every 11 months, and CViConnect Pro every 4 weeks. Most recently, RadSounds Cause/Effect Lite was updated on September 29, 2026 and CViConnect Pro on October 2, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*