# Cololight vs Red Light Sleep Timer

The clearest difference is price: Cololight at Free against Red Light Sleep Timer's $9.99. Cololight also leads on iOS requirement (15.0 vs 17.0). Red Light Sleep Timer's advantage is update cadence (every 9 days vs every 5 weeks). On ads, in-app purchases and device support there is nothing between them.

Cololight is free to download; Red Light Sleep Timer costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Cololight ships an update every 5 weeks, Red Light Sleep Timer every 9 days. The most recent releases landed on October 21, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Cololight | Red Light Sleep Timer |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | **[1.8 (200 ratings)](https://appshunter.io/ios/app/cololight/id1382501135/reviews)** | — |
| Number of ratings | **200** | — |
| Positive reviews | 10.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 9 days** |
| Monetization | Free | — |
| Size | 56 MB | 20 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [LifeSmart, Inc](https://appshunter.io/developer/795523747) | [翌嘉 赵](https://appshunter.io/developer/1775197786) |

## What reviewers say

### Cololight

[App page](https://appshunter.io/ios/app/cololight/id1382501135)

Control smart lighting devices to create vibrant color displays. Customize light shapes, adjust colors with presets or custom palettes, and set dynamic effects for a dynamic ambiance.

**Highlights:** Add and pair smart lights, Edit light shapes, Select and customize colors, Adjust dynamic lighting effects, Control light brightness

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Lights work well
- 💡 Customizable effects
- 👍 Good product quality

**What reviewers complain about**

- 🐛 App crashes/freezes
- 🐛 Connectivity issues
- 🐛 Firmware update problems
- 🐛 Unreliable app performance
- 🐛 Lack of customization options

**Reported bugs**

- App not opening/launching
- Inability to connect to WiFi
- Lights not responding to app commands
- Firmware update failures
- Unexpected device behavior after updates

**Requested features**

- Ability to create custom color palettes
- More preset dynamic effects
- Integration with smart home platforms
- Improved app responsiveness
- Ability to save custom scenes


### Red Light Sleep Timer

[App page](https://appshunter.io/ios/app/red-light-sleep-timer/id6776464584)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cololight free?

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

### Is Red Light Sleep Timer free?

Red Light Sleep Timer costs $9.99, with no in-app purchases.

### Do Cololight or Red Light Sleep Timer have ads?

Neither Cololight nor Red Light Sleep Timer shows ads.

### Which is updated more often, Cololight or Red Light Sleep Timer?

Cololight ships an update every 5 weeks, and Red Light Sleep Timer every 9 days. Most recently, Cololight was updated on October 21, 2026 and Red Light Sleep Timer on October 8, 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.*