# SleepSpace vs SleepMD

The clearest difference is rating: SleepSpace at 4.2 against SleepMD's 3.0. SleepSpace also leads on ratings volume (859 vs 2) and update cadence (every 9 days vs every 3 weeks). SleepMD's advantage is in-app purchases (none vs 14) and iOS requirement (15.6 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. SleepSpace sells 13 in-app purchases, starting at $6.99 per month. SleepMD asks for nothing beyond the download.

SleepSpace holds the better App Store score, 4.2 against 3.0. That said, the two scores are not equally well evidenced: SleepSpace has 859 ratings behind it against 2, so its average is the more settled of the two.

SleepSpace ships an update every 9 days, SleepMD every 3 weeks. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | SleepSpace | SleepMD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (859 ratings)](https://appshunter.io/ios/app/sleepspace-deep-sleep-tonight/id1193763939/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/sleepmd/id6752026543/reviews) |
| Number of ratings | **859** | 2 |
| Positive reviews | 57.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 172 MB | 134 MB |
| Requires iOS | 18.0 | **15.6** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Proactive Life Inc](https://appshunter.io/developer/328349390) | [Sleep Doctor PLLC](https://appshunter.io/developer/1837935391) |

## What reviewers say

### SleepSpace

[App page](https://appshunter.io/ios/app/sleepspace-deep-sleep-tonight/id1193763939)

This app helps you fall asleep faster, sleep more deeply, and wake up refreshed with adaptive sounds, smart alarms, and personalized sleep tracking. It functions as a complete sleep system, integrating with your phone, wearables, or smart bedroom devices to strengthen natural sleep rhythms.

**Highlights:** Adaptive sounds for falling asleep, Smart alarm for refreshed waking, Personalized sleep tracking, Integration with wearables and smart devices, AI-powered sleep assistant, Privacy-first design

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly Subscription | $6.99 | per month |
| Legacy Dave Asprey Monthly | $6.99 | per month |
| Premium Monthly Subscription | $12.99 | per month |
| Premium Monthly Subscription | $12.99 | per month |
| Premium Monthly Subscription | $12.99 | per month |
| Premium Yearly Subscription | $39.99 | per year |
| Legacy Dave Asprey Yearly | $49.99 | per year |
| Premium Yearly Subscription | $79.00 | per year |
| Premium Yearly Subscription | $79.00 | per year |
| Premium Yearly Subscription | $79.00 | per year |
| Sage Rader Inceptions | $19.99 | one-time |
| Lifetime SleepSpace Premium | $199.99 | one-time |
| Dave Asprey Lifetime | $199.99 | one-time |

**What reviewers like**

- 🚀 Deeper sleep
- 👍 Easy to use sleep diary
- 🔒 Integrates with wearables
- 👍 Helpful sleep coaching
- 🚀 Improved sleep quality

**What reviewers complain about**

- 🐛 Buggy and crashes
- 🔋 Battery drain
- 👎 Requires full access to health data
- 👎 Obnoxious free trial pop-ups
- 👎 Inaccurate sleep tracking

**Reported bugs**

- Frequent crashes
- Unreliable sleep data
- Connectivity issues with Apple Watch
- Notifications not working as expected

**Requested features**

- Fade in/out for sounds
- Offline mode support
- More customization options
- Better integration with other wearables
- Improved sleep analysis and reporting


### SleepMD

[App page](https://appshunter.io/ios/app/sleepmd/id6752026543)

Manage your sleep health conveniently from your phone. Diagnose, treat, and improve sleep conditions like apnea and insomnia through virtual appointments, at-home testing, and direct communication with specialists.

**Highlights:** Book appointments with sleep specialists, Complete at-home sleep testing, Secure chat with care team, Order CPAP supplies and equipment, Manage sleep and weight-related prescriptions, Personalized sleep condition diagnosis and treatment

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

**In-app purchases:** none


## Frequently asked questions

### Is SleepSpace free?

SleepSpace is free to download, with in-app purchases available.

### Is SleepMD free?

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

### Which has better reviews, SleepSpace or SleepMD?

SleepSpace is rated higher. SleepSpace averages 4.2 out of 5 from 859 ratings, while SleepMD averages 3.0 from 2 ratings.

### Do SleepSpace or SleepMD have ads?

Neither SleepSpace nor SleepMD shows ads.

### Which is updated more often, SleepSpace or SleepMD?

SleepSpace ships an update every 9 days, and SleepMD every 3 weeks. Most recently, SleepSpace was updated on October 26, 2026 and SleepMD on October 24, 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.*