LR IAC Update vs LightSymphony
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LR IAC Update
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The LR Service Technician can now make a software update on the IAC for functionality enhancement and bug fixes. Fixes minor bugs which some users may have experienced in extreme circumstances in the field. This update extends the IAC pressure range. Improves the sensitivity of the Error Codes to avoid false error reading. Once updated the customer will benefit from an improved user experience.
LightSymphony
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Control your garden lighting from your iPhone! Control your LightSymphony garden lighting: * Scrolling display provides individual control of each garden area * On, Off, Dimming level (intensity) and colour for each area. * Name your garden areas with meaningful names * Show control - Start, stop, speed and colours * Simple to set up and use Requirements: * App works on any iPhone with iOS 17 or later. * App requires an internet connection to function. * Colour control requires a compatible LightSymphony colour controller.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | LR IAC Update | LightSymphony |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 52 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.0 — better | 17.5 |
| Further details — not scored | ||
| Size | 7 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | NSV | Paul Metcalfe International Ltd |
In-app purchases
LR IAC Update
No in-app purchases
LightSymphony
No in-app purchases
Questions
Is LR IAC Update free?
Is LightSymphony free?
Do LR IAC Update or LightSymphony have ads?
Which is updated more often, LR IAC Update or LightSymphony?
Other comparisons
