# Casper Glow vs Bloom

The clearest difference is iOS requirement: Casper Glow at 10.0 against Bloom's 15.6. 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.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 7, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Casper Glow | Bloom |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (151 ratings)](https://appshunter.io/ios/app/casper-glow/id1398999798/reviews)** | — |
| Number of ratings | **151** | — |
| Positive reviews | 49.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | — |
| Size | 63 MB | 56 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Casper Sleep Inc.](https://appshunter.io/developer/1151410554) | [Washington University in St. Louis](https://appshunter.io/developer/431339390) |

## What reviewers say

### Casper Glow

[App page](https://appshunter.io/ios/app/casper-glow/id1398999798)

Control your smart lamp to create a relaxing bedtime atmosphere or a gentle wake-up experience. Customize brightness, schedule light changes, and even sync multiple devices for a personalized lighting environment.

**Highlights:** Customize light brightness, Schedule wake-up light, Turn light on/off remotely, Sync multiple lights, Name your device

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🌟 Great design and hardware
- 💤 Helps with sleep and waking up
- 🌞 Natural wake-up experience
- 🔋 Long-lasting battery

**What reviewers complain about**

- 🐛 Connectivity and pairing issues
- 🔍 Lacking in-app controls and customization
- 🕰️ No separate weekday/weekend wake-up settings
- 📱 App needs more features and updates

**Reported bugs**

- Lights stop responding and need to be reset
- Wake-up alarm not working as expected
- Charging base issues causing lights to stop charging

**Requested features**

- Integrate with smart home platforms (e.g., HomeKit, Alexa)
- Add more brightness/dimming controls in the app
- Allow custom wake-up time settings for each day of the week
- Implement a snooze function for the wake-up alarm
- Show battery level and charging status in the app


### Bloom

[App page](https://appshunter.io/ios/app/bloom-optimizing-development/id6758354095)

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

**In-app purchases:** none


## Frequently asked questions

### Is Casper Glow free?

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

### Is Bloom free?

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

### Do Casper Glow or Bloom have ads?

Neither Casper Glow nor Bloom shows ads.

### Which is updated more often, Casper Glow or Bloom?

Casper Glow ships an update every 3 weeks, and Bloom every 3 weeks. Most recently, Casper Glow was updated on October 7, 2026 and Bloom on October 3, 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.*