# M Light vs OPT7 GLOW

The clearest difference is review sentiment: OPT7 GLOW at 86% against M Light's 7%. OPT7 GLOW also leads on rating (3.4 vs 1.9). M Light's advantage is ratings volume (134 vs 9) and iOS requirement (8.0 vs 11.0). On price, update cadence, ads and in-app purchases there is nothing between them.

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

OPT7 GLOW holds the better App Store score, 3.4 against 1.9. That said, the two scores are not equally well evidenced: M Light has 134 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 7% of M Light's written reviews are positive against 86% of OPT7 GLOW's.

M Light ships an update every 7 months, OPT7 GLOW every 4 months. The most recent releases landed on October 1, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | M Light | OPT7 GLOW |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.9 (134 ratings)](https://appshunter.io/ios/app/m-light/id1363743697/reviews) | **[3.4 (9 ratings)](https://appshunter.io/ios/app/opt7-glow/id6475662855/reviews)** |
| Number of ratings | **134** | 9 |
| Positive reviews | 6.7% of reviews | **85.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 months** |
| Monetization | Free | Free |
| Size | 21 MB | 339 MB |
| Requires iOS | **8.0** | 11.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [胜洪 曾](https://appshunter.io/developer/1363743696) | [W Group](https://appshunter.io/developer/1423370524) |

## What reviewers say

### M Light

[App page](https://appshunter.io/ios/app/m-light/id1363743697)

Control and customize smart LED lighting for vehicles and other applications. Offers various lighting modes, color presets, and adjustable brightness, effects, and speed. Requires Bluetooth 4.0 or higher.

**Highlights:** Control smart LED lighting, Multiple lighting modes (jump, fade, music, strobe), Create and save color presets, Adjust brightness, effect, and speed, Supports automotive and other uses

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Lights are great
- 👍 Colors are great
- 👍 Product itself is well-made

**What reviewers complain about**

- 🐛 App keeps crashing
- 🐛 App doesn't connect
- 🐛 App requires frequent restarts
- 🐛 App settings don't save
- 🐛 App is unstable

**Reported bugs**

- App crashes on opening
- App disconnects from Bluetooth
- App requires uninstall/reinstall to work
- App settings reset on brightness/speed
- App doesn't save settings

**Requested features**

- Update app for newer iPhones
- Improve music syncing functionality
- Make app settings persistent
- Provide better app instructions
- Universal app for lights


### OPT7 GLOW

[App page](https://appshunter.io/ios/app/opt7-glow/id6475662855)

Control various RGB lighting products, including strips, bulbs, and in-vehicle lights. Adjust color, brightness, and dynamic modes. Supports music synchronization via local files or device microphone.

**Highlights:** Control RGB strip lights, Control RGBIC strip lights, Control RGB bulbs, Control in-vehicle RGB lights, Adjust color and lightness, Select dynamic modes and rhythm styles, Music synchronization

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is M Light free?

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

### Is OPT7 GLOW free?

OPT7 GLOW is free to download, with no in-app purchases.

### Which has better reviews, M Light or OPT7 GLOW?

OPT7 GLOW is rated higher. M Light averages 1.9 out of 5 from 134 ratings, while OPT7 GLOW averages 3.4 from 9 ratings.

### Do M Light or OPT7 GLOW have ads?

Neither M Light nor OPT7 GLOW shows ads.

### Which is updated more often, M Light or OPT7 GLOW?

M Light ships an update every 7 months, and OPT7 GLOW every 4 months. Most recently, M Light was updated on October 1, 2026 and OPT7 GLOW on October 5, 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.*