Efergy Smart vs UGREEN NAS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Efergy Smart
Monitor your home's electricity consumption in real-time and receive personalized recommendations to improve energy efficiency and reduce costs. Visualize your energy usage patterns over time with detailed historical data and graphical comparisons.
- Real-time electricity monitoring
- Historical energy usage data
- Graphical comparisons (hourly, daily, weekly, monthly)
- Actionable energy-saving recommendations
- Smart home energy management
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The Efergy Emax Smart Home app provides realtime information on your home electricity usage and allows you to make actionable changes to your behaviour and usage patterns to help make your home more energy efficient and save you money. - Realtime monitoring - Historical energy use - Graphical Comparisons by hour, day, week or month - Actionable recommendations
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.
- 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
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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
Verdict
The clearest difference is review sentiment: UGREEN NAS at 53% against Efergy Smart's 0%. UGREEN NAS also leads on rating (4.1 vs 3.0) and ratings volume (313 vs 1). Efergy Smart's advantage is update cadence (weekly vs monthly) and iOS requirement (11.0 vs 15.0). On price, ads, in-app purchases and monetization model 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
UGREEN NAS holds the better App Store score, 4.1 against 3.0. That said, the two scores are not equally well evidenced: UGREEN NAS has 313 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Efergy Smart's written reviews are positive against 53% of UGREEN NAS's.
Efergy Smart ships an update weekly, UGREEN NAS monthly. The most recent releases landed on October 8, 2026 and October 21, 2026 respectively.
| Parameter | Efergy Smart | UGREEN NAS |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (1 ratings) | 4.1 (313 ratings) — better |
| Positive reviews | 0.0% of reviews | 53.0% of reviews — better |
| Number of ratings | 1 | 313 — better |
| Update frequency | Weekly — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Apple TV — better |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 196 MB | 725 MB |
| Age rating | 4+ | 4+ |
| Developer | Hangzhou LinkLink Technology Co., Ltd. | 深圳市绿联科技股份有限公司 |
Customer experience
Efergy Smart
UGREEN NAS
Bugs and requests
Efergy Smart
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
Efergy Smart
No in-app purchases
UGREEN NAS
No in-app purchases
