# SleepStream 2 Ultimate vs Ozlo Sleepbuds

The clearest difference is price: Ozlo Sleepbuds at Free against SleepStream 2 Ultimate's $9.99. Ozlo Sleepbuds also leads on update cadence (weekly vs every 2 months) and rating (4.7 vs 4.5). SleepStream 2 Ultimate's advantage is review sentiment (81% vs 44%) and iOS requirement (9.0 vs 18.0). On ads, in-app purchases and device support there is nothing between them.

Ozlo Sleepbuds is free to download; SleepStream 2 Ultimate costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Ozlo Sleepbuds holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: Ozlo Sleepbuds has 2.8K ratings behind it against 188, so its average is the more settled of the two. Written reviews complicate that: 81% of SleepStream 2 Ultimate's written reviews are positive against 44% of Ozlo Sleepbuds's, so the app with the better star average is not the one people write more warmly about.

SleepStream 2 Ultimate ships an update every 2 months, Ozlo Sleepbuds weekly. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | SleepStream 2 Ultimate | Ozlo Sleepbuds |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [4.5 (188 ratings)](https://appshunter.io/ios/app/sleepstream-2-ultimate/id535583437/reviews) | **[4.7 (2.8K ratings)](https://appshunter.io/ios/app/ozlo-sleepbuds/id6447005546/reviews)** |
| Number of ratings | 188 | **2.8K** |
| Positive reviews | **81.4% of reviews** | 44.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Paid | **Free** |
| Size | 32 MB | 275 MB |
| Requires iOS | **9.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 12+ |
| Developer | [Explosive Apps](https://appshunter.io/developer/300812186) | [Drowsy Digital Inc.](https://appshunter.io/developer/1679994355) |

## What reviewers say

### SleepStream 2 Ultimate

[App page](https://appshunter.io/ios/app/sleepstream-2-ultimate/id535583437)

This app provides a comprehensive suite of tools to enhance sleep and relaxation. It offers a variety of calming sounds, guided meditations, and visual experiences designed to help users unwind and achieve restful sleep.

**Highlights:** Quality audio with calming sounds, Guided meditations and music, Breathtaking visualizations and moodlights, Binaural & Isochronic brainwave programs, Unique audio engine for sound mixing, AirPlay support

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

**In-app purchases:** none

**What reviewers like**

- 👍 Helps with sleep, relaxation, and focus
- 🚀 Customizable sound options
- 💡 Variety of binaural beats and overlays
- 👍 Useful for meditation and anxiety reduction
- 👍 Helps with tinnitus and headaches

**What reviewers complain about**

- 🐛 Crashes when trying to download additional content
- 🔍 App not updated in years, feels outdated
- 💰 Expensive for an app that hasn't been updated
- 🔍 Scaling issues on iPad Pro
- 🔍 Difficulty navigating and selecting options

**Reported bugs**

- Crashes when trying to download additional content
- Scaling issues on iPad Pro
- Difficulty navigating and selecting options

**Requested features**

- Longer timer options (up to 8 hours)
- Sleep analysis and tracking features
- More guided meditations and new sound content
- Ability to import custom music/sounds
- Airplay and Bluetooth speaker support


### Ozlo Sleepbuds

[App page](https://appshunter.io/ios/app/ozlo-sleepbuds/id6447005546)

Tiny, comfortable earbuds designed for sleep. They offer all-night battery, noise blocking, and audio streaming. The companion app personalizes settings and provides sleep data reports.

**Highlights:** Ultra-comfy, low-profile design, All-night battery life (up to 14 hours), Noise blocking for disruptive sounds, Bluetooth audio streaming, Personal in-ear alarm, Sleep modes and timer, Sleep pattern and environmental insights

**Features:** iPhone Duo support

**In-app purchases:** none

**What reviewers like**

- 💤 Comfortable for side sleeping
- 🌙 Helps with sleep and tinnitus
- 🔕 Blocks out noise like snoring
- 🕰️ Alarm wakes user without disturbing partner
- 🔊 Good sound quality and variety of sleep sounds

**What reviewers complain about**

- 🔌 Battery life issues, drains quickly
- 📶 Bluetooth connectivity problems, frequent disconnections
- 🤖 Glitchy app with stability and UX problems
- 🔊 Limited volume control and sound options
- ⚠️ Mandatory updates cause disruptions

**Reported bugs**

- Earbuds not charging properly in case
- Sync issues between left and right earbuds
- App fails to connect or update firmware
- Sleep timer function is not working as expected

**Requested features**

- Allow custom sleep sounds and playlists
- Add phone-free mode to use without app
- Improve alarm features to work with phone alarms
- Expand sound library with more options like nature sounds


## Frequently asked questions

### Is SleepStream 2 Ultimate free?

SleepStream 2 Ultimate costs $9.99, with no in-app purchases.

### Is Ozlo Sleepbuds free?

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

### Which has better reviews, SleepStream 2 Ultimate or Ozlo Sleepbuds?

Ozlo Sleepbuds is rated higher. SleepStream 2 Ultimate averages 4.5 out of 5 from 188 ratings, while Ozlo Sleepbuds averages 4.7 from 2.8K ratings.

### Do SleepStream 2 Ultimate or Ozlo Sleepbuds have ads?

Neither SleepStream 2 Ultimate nor Ozlo Sleepbuds shows ads.

### Which is updated more often, SleepStream 2 Ultimate or Ozlo Sleepbuds?

SleepStream 2 Ultimate ships an update every 2 months, and Ozlo Sleepbuds weekly. Most recently, SleepStream 2 Ultimate was updated on November 1, 2026 and Ozlo Sleepbuds on November 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.*