BrightEMS vs Cozy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BrightEMS
Manage your energy storage power supply with comprehensive control over switches, charging, and power parameters. Optimize energy usage, schedule charging, and keep your device updated with the latest firmware.
- USB/AC/DC/LED switch control
- Energy parameter monitoring
- Silent and scheduled charging
- Customizable DC charging
- Screen and standby time settings
- Firmware version upgrades
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BrightEMS is a professional energy storage power management application designed to provide users with convenient power control. With this App, you can easily achieve comprehensive control of the power supply, including USB/AC/DC/LED switches, switch button sounds, energy management, silent charging, scheduled charging, DC charging settings, screen off time settings, standby time settings, and firmware version upgrades. This App is not only intuitive in interface and easy to operate, but also powerful in function, and can meet your full range of energy storage power needs. Main functions: USB/AC/DC/LED switches and sub-function status display: Easily control the various interface switches of the energy storage power supply, and display the working status of each interface in real time, so that you can see the power status at a glance. Switch button sound: Turn on or off the switch button sound according to personal preference to improve the user experience. Energy management: Real-time display and management of energy storage power supply parameters such as power, voltage, current, etc., to help you monitor and use the power supply more effectively. Silent charging: Turn on the silent charging mode so that the power supply does not affect your rest or work when charging. Scheduled charging: Preset charging time to avoid peak power, achieve peak charging, and save electricity bills. DC charging settings: Customize the DC charging type and maximum charging current to meet your dual needs for charging speed and battery life. Screen off time setting and standby time setting: Customize the screen off and standby time of the power supply to save energy and extend the service life. Firmware version upgrade: Receive firmware update notifications and upgrade with one click to keep your energy storage power supply at its best performance. BrightEMS App will bring you a new power supply experience. Whether you are a home user or an enterprise user, this App can help you manage and use energy storage power supplies more intelligently and conveniently.
Cozy
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This Is smart home app for controlling home automation devices. This app is contains bluetooth , wireless and api control door feature.
Screenshots
Verdict
The clearest difference is update cadence: BrightEMS at every 3 weeks against Cozy's every 2 months. Cozy's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support 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.
BrightEMS ships an update every 3 weeks, Cozy every 2 months. The most recent releases landed on October 21, 2026 and October 22, 2026 respectively.
| Parameter | BrightEMS | Cozy |
|---|---|---|
| Price | Free | Free |
| Rating | 2.5 (15 ratings) — better | — |
| Positive reviews | 29.2% of reviews | — |
| Number of ratings | 15 — better | — |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 40 MB | 48 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Abisda Network Technology Co., Ltd. | AstraLink |
In-app purchases
BrightEMS
No in-app purchases
Cozy
No in-app purchases
