Comparison

SleepMi vs UGREEN NAS

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

SleepMi

This app focuses on improving sleep quality through intelligent wearable devices and comprehensive data analysis. It aims to leverage technology for a better sleep experience.

Highlights
  • Intelligent wearable device integration
  • Comprehensive sleep data showcasing
  • Technology-driven sleep enhancement
  • Improved user experience for sleep
  • Deep software integration
Features
Read full description

Sleep well, use valuable meters! Value Mi Sleep, focusing on the sleep field, enhances user experience through self-developed intelligent wearable devices and deep integration with software, showcases data comprehensively, and looks forward to technology changing sleep and bringing you a better sleep experience!

About

UGREEN NAS

Manage your personal data across devices with this application for a UGOS Pro system. It offers comprehensive control over user access, hardware, network, and file services. Organize and access your files, photos, and media libraries efficiently with advanced features and security.

Highlights
  • User and access permission management
  • Hardware and network configuration
  • Multiple storage modes (RAID, JBOD)
  • Intelligent file filtering and sharing
  • Photo and video album creation
  • Automated media library poster walls
  • Integrated virus scanning
Features
Read full description

UGREEN NAS - an efficient application designed for UGOS Pro system management. It empowers you to manage your personal data seamlessly across all your devices and thus enjoy a smarter, more personalized experience. 【Control Panel】 • User Management: Assign access permissions flexibly. • Hardware & Power: Configure buzzer, fan, and hard drive sleep modes, etc. • Network: Set up internal/external network connections and web server configurations. • File Service: Configure file protocols, including SMB, FTP, NFS, etc. • Update & Restore: Online update system and restore configuration. 【Storage】 • Supports multiple storage modes: Basic, JBOD, and RAID modes. • Visual monitoring of hard drives, volumes, and SSD caches. • Online capacity expansion with Hot Spare support for enhanced security and speed. • Intelligent monitoring of hard drive status and storage capacity. 【App Center】 • Filter by usage scenarios and download desired applications. • Supports offline manual installation. 【Files】 • Intelligent filter, search, and file categorization features. • One-click file sharing. Supports accessing contents in sharing links without login. • Supports adjusting user access permissions for shared folders. • Supports accessing via multiple protocols (e.g.: SMB, FTP, and WebDAV). 【Photos】 • View your photos and videos in timeline view and custom your personal people album. • Custom conditions to create albums to manage cherished moments. • Display sources and detailed information of photos and videos. 【Theater】 • Automatically generate elaborate poster walls and build your personal library. • Supports filtering by film names, actors, etc. • Match film information accurately. • Automatically categorize series films for a seamless experience. 【Security】 • Integrated ClamAV engine for full virus scanning. • Supports scheduled scan and real-time protection for data security.

Screenshots

SleepMi3 screens
UGREEN NAS4 screens

Verdict

The call

The clearest difference is update cadence: UGREEN NAS at monthly against SleepMi's every 3 months. UGREEN NAS also leads on device support (4 vs 2). SleepMi's advantage is iOS requirement (9.0 vs 15.0). On price, review sentiment, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

SleepMi ships an update every 3 months, UGREEN NAS monthly. The most recent releases landed on October 6, 2026 and October 16, 2026 respectively.

Scorecard3 real differences · 7 level
SleepMi versus UGREEN NAS: the parameters behind the verdict, then further details
ParameterSleepMiUGREEN NAS
PriceFreeFree
Rating—4.1 (312 ratings) — better
Positive reviews50.0% of reviews53.0% of reviews — better
Number of ratings—312 — better
Update frequencyEvery 3 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod, Apple TV — better
Requires iOS9.0 — better15.0
Further details — not scored
Size11 MB725 MB
Age rating4+4+
DeveloperShenzhen LINGXI Technology Co., Ltd深圳市绿联科技股份有限公司

Customer experience

SleepMi

Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

UGREEN NAS

All ratings312 ratings
Positive75.3%
Neutral7.1%
Negative17.6%
Written reviews215 reviews
Positive53.0%
Neutral20.9%
Negative26.0%

Bugs and requests

SleepMi

Not enough reviews yet to summarise bugs or requests.

UGREEN NAS

Reported bugs

5 issues
  • Crashes when uploading large files
  • Sync issues causing data loss
  • Remote access not working as expected
  • Incompatibility with certain devices/OSes
  • Media player bugs (audio/video desync, choppy playback)

Requested features

5 requests
  • Dedicated photo/video viewer app for Apple TV
  • Ability to edit metadata for media files
  • Integration with Files app for seamless storage
  • Dark mode option
  • Improved media playback performance

In-app purchases

None

SleepMi

No in-app purchases

None

UGREEN NAS

No in-app purchases

Questions

Is SleepMi free?
SleepMi is free to download, with no in-app purchases.
Is UGREEN NAS free?
UGREEN NAS is free to download, with no in-app purchases.
Do SleepMi or UGREEN NAS have ads?
Neither SleepMi nor UGREEN NAS shows ads.
Which is updated more often, SleepMi or UGREEN NAS?
SleepMi ships an update every 3 months, and UGREEN NAS monthly. Most recently, SleepMi was updated on October 6, 2026 and UGREEN NAS on October 16, 2026.

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