# Chilipad vs Sunlighten

The clearest difference is rating: Chilipad at 4.7 against Sunlighten's 2.8. Chilipad also leads on ratings volume (5K vs 77) and update cadence (every 2 months vs every 4 months). Sunlighten's advantage is monetization model (free vs ad-supported) and device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

Chilipad holds the better App Store score, 4.7 against 2.8. That said, the two scores are not equally well evidenced: Chilipad has 5K ratings behind it against 77, so its average is the more settled of the two. Written reviews point the same way: 33% of Chilipad's written reviews are positive against 19% of Sunlighten's.

Chilipad ships an update every 2 months, Sunlighten every 4 months. The most recent releases landed on September 26, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Chilipad | Sunlighten |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (5K ratings)](https://appshunter.io/ios/app/chilipad/id1532989079/reviews)** | [2.8 (77 ratings)](https://appshunter.io/ios/app/sunlighten/id1634410434/reviews) |
| Number of ratings | **5K** | 77 |
| Positive reviews | **32.5% of reviews** | 19.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Ad-supported | **Free** |
| Size | 234 MB | 53 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Sleepme Inc.](https://appshunter.io/developer/1381533476) | [Sunlighten Inc](https://appshunter.io/developer/1634410436) |

## What reviewers say

### Chilipad

[App page](https://appshunter.io/ios/app/chilipad/id1532989079)

This platform offers an interactive experience to improve your sleep quality and restore life balance. It allows for real-time temperature control of your bed and personalized sleep programs. The app also provides expert insights and tracks your sleep activity for optimization.

**Highlights:** Real-time bed temperature control, Personalized sleep temperature programs, Expert audio content for sleep, AI-driven temperature adjustments, Non-wearable sleep tracking, Sleep activity and health metrics

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Cooling works well
- 👍 Easy to use app
- 🚀 Quiet operation
- 👍 Improved over previous version
- 👍 Helps with sleep

**What reviewers complain about**

- 🐛 Connectivity issues with WiFi
- 🐛 App frequently disconnects from device
- 🐛 Buggy software/app
- 🐛 Schedules not working as expected
- 🐛 Inconsistent temperature control

**Reported bugs**

- App doesn't save settings/schedules
- Frequent disconnections and need to reset device
- Temperature changes randomly without user input
- App doesn't properly control device functions

**Requested features**

- Dark mode option
- Apple Health integration
- Physical remote control option
- Ability to set different programs for each side of the bed


### Sunlighten

[App page](https://appshunter.io/ios/app/sunlighten/id1634410434)

Optimize your well-being with this app, designed to enhance your light therapy and sauna experiences. Create personalized wellness programs, track sessions in real-time, and control your devices remotely for a seamless health journey.

**Highlights:** Science-based wellness programs, Personalized program creation, Real-time session tracking, Remote sauna control (Wi-Fi), Audio and lighting management, Red light therapy panel programs

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Convenient remote control
- 👍 Customizable programs
- 🚀 Easy to use app
- 👍 Enhances sauna experience

**What reviewers complain about**

- 🐛 Unreliable app connectivity
- 🔒 Privacy concerns with data collection
- 🐛 Inconsistent scheduling and remote start
- 🐛 Buggy and glitchy app
- 👎 Limited remote functionality

**Reported bugs**

- App fails to connect to sauna
- Scheduled programs not running as expected
- Inconsistent lighting controls
- Tablet frequently restarts or loses connection

**Requested features**

- Remote start and preheat capability
- Improved app stability and reliability
- Better integration between app and sauna
- More customization options


## Frequently asked questions

### Is Chilipad free?

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

### Is Sunlighten free?

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

### Which has better reviews, Chilipad or Sunlighten?

Chilipad is rated higher. Chilipad averages 4.7 out of 5 from 5K ratings, while Sunlighten averages 2.8 from 77 ratings.

### Do Chilipad or Sunlighten have ads?

Neither Chilipad nor Sunlighten shows ads.

### Which is updated more often, Chilipad or Sunlighten?

Chilipad ships an update every 2 months, and Sunlighten every 4 months. Most recently, Chilipad was updated on September 26, 2026 and Sunlighten on September 7, 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.*