# OPT7 GLOW vs OffsetC

The clearest difference is rating: OffsetC at 5.0 against OPT7 GLOW's 3.7. OPT7 GLOW's advantage is ratings volume (11 vs 1) and iOS requirement (11.0 vs 15.1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

OffsetC holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: OPT7 GLOW has 11 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | OPT7 GLOW | OffsetC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (11 ratings)](https://appshunter.io/ios/app/opt7-glow/id6475662855/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/offsetc/id6805157552/reviews)** |
| Number of ratings | **11** | 1 |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Monetization | Free | Free |
| Size | 339 MB | 52 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [W Group](https://appshunter.io/developer/1423370524) | [ZeroMe, Inc.](https://appshunter.io/developer/6805157554) |

## What reviewers say

### 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


### OffsetC

[App page](https://appshunter.io/ios/app/offsetc/id6805157552)

This app simplifies understanding and participating in carbon offsetting. Explore verified climate projects, learn about carbon credits, and support initiatives to reduce greenhouse gas emissions.

**Highlights:** Understand carbon offsetting, Explore climate projects, Support verified efforts, Learn about carbon credits, Purchase carbon offsets, Track climate action

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

**In-app purchases:** none


## Frequently asked questions

### Is OPT7 GLOW free?

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

### Is OffsetC free?

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

### Which has better reviews, OPT7 GLOW or OffsetC?

OffsetC is rated higher. OPT7 GLOW averages 3.7 out of 5 from 11 ratings, while OffsetC averages 5.0 from 1 ratings.

### Do OPT7 GLOW or OffsetC have ads?

Neither OPT7 GLOW nor OffsetC shows ads.

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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.*