# LR IAC Update vs LightSymphony

The clearest difference is update cadence: LightSymphony at every 6 weeks against LR IAC Update's every 52 months. LR IAC Update's advantage is iOS requirement (13.0 vs 17.5). 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.

LR IAC Update ships an update every 52 months, LightSymphony every 6 weeks. The most recent releases landed on September 10, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | LR IAC Update | LightSymphony |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 52 months | **Every 6 weeks** |
| Size | 7 MB | 4 MB |
| Requires iOS | **13.0** | 17.5 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [NSV](https://appshunter.io/developer/1535918116) | [Paul Metcalfe International Ltd](https://appshunter.io/developer/897809446) |

## What reviewers say

### LR IAC Update

[App page](https://appshunter.io/ios/app/lr-iac-update/id1573228750)

**Features:** macOS Compatibility

**In-app purchases:** none


### LightSymphony

[App page](https://appshunter.io/ios/app/lightsymphony/id6743965202)

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

**In-app purchases:** none


## Frequently asked questions

### Is LR IAC Update free?

LR IAC Update is free to download, with no in-app purchases.

### Is LightSymphony free?

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

### Do LR IAC Update or LightSymphony have ads?

Neither LR IAC Update nor LightSymphony shows ads.

### Which is updated more often, LR IAC Update or LightSymphony?

LR IAC Update ships an update every 52 months, and LightSymphony every 6 weeks. Most recently, LR IAC Update was updated on September 10, 2026 and LightSymphony on September 17, 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.*