# SleepEvolution vs Smart911

The clearest difference is rating: Smart911 at 4.7 against SleepEvolution's 2.0. Smart911 also leads on update cadence (every 4 months vs every 39 months) and ratings volume (6.8K vs 4). SleepEvolution's advantage is iOS requirement (12.0 vs 16). On price, review sentiment, 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.

Smart911 holds the better App Store score, 4.7 against 2.0. That said, the two scores are not equally well evidenced: Smart911 has 6.8K ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 33% of SleepEvolution's written reviews are positive against 37% of Smart911's.

SleepEvolution ships an update every 39 months, Smart911 every 4 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | SleepEvolution | Smart911 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (4 ratings)](https://appshunter.io/ios/app/sleepevolution/id1318621691/reviews) | **[4.7 (6.8K ratings)](https://appshunter.io/ios/app/smart911/id1413223852/reviews)** |
| Number of ratings | 4 | **6.8K** |
| Positive reviews | 33.3% of reviews | **37.1% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 39 months | **Every 4 months** |
| Monetization | Free | Free |
| Size | 113 MB | 26 MB |
| Requires iOS | **12.0** | 16 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Qingdao Richmat Intelligence Technology Inc.](https://appshunter.io/developer/1814751082) | [Rave Mobile Safety](https://appshunter.io/developer/691246565) |

## What reviewers say

### SleepEvolution

[App page](https://appshunter.io/ios/app/sleepevolution/id1318621691)

Control a dual or single actuator device for beds or sofas using your mobile phone. This app offers the same control functions as dedicated HJH39 or H55 handsets.

**Highlights:** Mobile phone control, Dual actuator support, Single actuator support, Bed application, Sofa application, HJH39 handset functions, HJH55 handset functions

**In-app purchases:** none


### Smart911

[App page](https://appshunter.io/ios/app/smart911/id1413223852)

Enhance emergency preparedness by creating a Safety Profile to share vital household information with 9-1-1. Receive targeted emergency alerts for weather, traffic, and public safety events.

**Highlights:** Create Safety Profiles, Share household information with 9-1-1, Receive emergency alerts, Customize notification types, View medical and contact details

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Convenient access to critical information
- 🔒 Secure emergency response
- 💡 Helpful for first responders

**What reviewers complain about**

- 🐛 Buggy and glitchy
- 🔑 Difficult to log in and account management issues
- 🤔 Confusing and unintuitive interface
- 🔋 Drains battery quickly

**Reported bugs**

- Unable to confirm phone number and get verification code
- Keeps signing users out and unable to log back in
- Incorrect address formatting and inability to update location
- Delayed or missing emergency alerts and notifications

**Requested features**

- Ability to adjust pin location on map
- Option to select specific areas for alerts
- Improved notification settings and customization
- Support for apartment/building entry details


## Frequently asked questions

### Is SleepEvolution free?

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

### Is Smart911 free?

Smart911 is free to download, with no in-app purchases.

### Which has better reviews, SleepEvolution or Smart911?

Smart911 is rated higher. SleepEvolution averages 2.0 out of 5 from 4 ratings, while Smart911 averages 4.7 from 6.8K ratings.

### Do SleepEvolution or Smart911 have ads?

Neither SleepEvolution nor Smart911 shows ads.

### Which is updated more often, SleepEvolution or Smart911?

SleepEvolution ships an update every 39 months, and Smart911 every 4 months. Most recently, SleepEvolution was updated on October 24, 2026 and Smart911 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.*