# irPanel Lite vs SD VOC

The clearest difference is in-app purchases: SD VOC at none against irPanel Lite's 4. irPanel Lite's advantage is update cadence (every 3 months vs every 21 months) and device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. irPanel Lite sells 4 one-off in-app purchases. SD VOC asks for nothing beyond the download.

irPanel Lite ships an update every 3 months, SD VOC every 21 months. The most recent releases landed on October 26, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | irPanel Lite | SD VOC |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 21 months |
| Size | 4 MB | 40 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [ITO SOFT DESIGN Inc.](https://appshunter.io/developer/311313017) | [Satcom Direct](https://appshunter.io/developer/447415249) |

## What reviewers say

### irPanel Lite

[App page](https://appshunter.io/ios/app/irpanel-lite/id430145945)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MITSUBISHI | $49.99 | one-time |
| KEYENCE | $49.99 | one-time |
| YOKOGAWA | $49.99 | one-time |
| OMRON | $49.99 | one-time |


### SD VOC

[App page](https://appshunter.io/ios/app/sd-voc/id1669154507)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is irPanel Lite free?

irPanel Lite is free to download, with in-app purchases available.

### Is SD VOC free?

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

### Do irPanel Lite or SD VOC have ads?

Neither irPanel Lite nor SD VOC shows ads.

### Which is updated more often, irPanel Lite or SD VOC?

irPanel Lite ships an update every 3 months, and SD VOC every 21 months. Most recently, irPanel Lite was updated on October 26, 2026 and SD VOC on October 11, 2026.

---

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