# Experia IRiS+ App vs Tacpac

The clearest difference is update cadence: Experia IRiS+ App at every 17 months against Tacpac's every 45 months. Experia IRiS+ App also leads on iOS requirement (8.0 vs 12.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Experia IRiS+ App ships an update every 17 months, Tacpac every 45 months. The most recent releases landed on September 11, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Experia IRiS+ App | Tacpac |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 17 months** | Every 45 months |
| Monetization | — | Free |
| Size | 26 MB | 15 MB |
| Requires iOS | **8.0** | 12.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Experia](https://appshunter.io/developer/550809669) | [TACPAC LTD](https://appshunter.io/developer/1216661923) |

## What reviewers say

### Experia IRiS+ App

[App page](https://appshunter.io/ios/app/experia-iris-plus-app/id550809526)

**Features:** macOS Compatibility

**In-app purchases:** none


### Tacpac

[App page](https://appshunter.io/ios/app/tacpac/id1216661924)

This app offers specially created music sets designed to benefit individuals with sensory processing difficulties, including children, adults, and those with memory loss or sensory impairment. All music can be played offline after logging in with your account details.

**Highlights:** Sensory processing support, Music sets for various needs, Offline playback, Website account sync, Suitable for all ages

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Experia IRiS+ App free?

Experia IRiS+ App is free to download, with no in-app purchases.

### Is Tacpac free?

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

### Do Experia IRiS+ App or Tacpac have ads?

Neither Experia IRiS+ App nor Tacpac shows ads.

### Which is updated more often, Experia IRiS+ App or Tacpac?

Experia IRiS+ App ships an update every 17 months, and Tacpac every 45 months. Most recently, Experia IRiS+ App was updated on September 11, 2026 and Tacpac on September 10, 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.*