Engbird vs Mars Legacy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Engbird
Monitor environmental conditions like temperature and humidity with smart sensors. View real-time and historical data, export it, and manage multiple devices and users. Supports various sampling intervals and multiple languages.
- Real-time temperature and humidity display
- Configurable sampling intervals
- Historical data viewing (day, week, month, year)
- CSV data export
- Multi-sensor and multi-user support
- Multi-language support
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Engbird is the easiest way to monitor the environmental conditions affecting the things you care about. Quickly pair the app with our Temperature & Humidity Smart Sensors and enjoy the sleek interface for viewing current and past conditions.It supports the following features: - Displays Temperature & Humidity in real-time. - The sampling interval can be configured for 10s, 30s, 1min, 2min, 5min, 10min, 30min, record length up to 30000. - Can easily view historical data by day, week, month, year, and can export historical data in csv format. - Support a mobile phone to access multiple sensors, you can also access multiple mobile phones with the same sensor - Multi-language support: English, German, French, Spanish, Italian, Portuguese, Russian, Japanese, Chinese.
Mars Legacy
Control and configure your indoor grow lights remotely. Automate growth cycles with custom timers, simulate sunrise and sunset, and manage multiple lights independently from a single device. Compatible with the Mars Hydro Smart Grow System.
- Remote LED light control
- Adjustable light intensity
- Automatic growth cycle programming
- Sunrise/sunset simulation
- Wireless multi-light control
- Independent lighting group management
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The Mars Hydro app is launched to build a smart, simplified, frontier a ccess for growers to a more manageable grow project, supporting m obile control and growth programs configuration, compatible with Ma rs Hydro Smart Grow System at: www.mars-hydro.com *Easily turn ON/OFF your LED grow lights and adjust the intensity with j ust a few clicks. *Precisely arrange time triggers to achieve automatic growth cycles an d simulation of sunrise and sunset. *Wireless control of multiple LED grow lights via one device at the sam e time. *Different lighting groups are available for independent management, which enables simultaneous monitor on paralleled grows. ...More to be launched
Screenshots
Verdict
The clearest difference is rating: Engbird at 1.8 against Mars Legacy's 1.3. On price, review sentiment, ratings volume and update cadence 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.
Engbird holds the better App Store score, 1.8 against 1.3. Both are backed by a comparable volume of ratings — 37 and 71 respectively. Written reviews split almost evenly too, at 13% and 12% positive.
Engbird ships an update every 6 weeks, Mars Legacy monthly. The most recent releases landed on October 26, 2026 and October 22, 2026 respectively.
| Parameter | Engbird | Mars Legacy |
|---|---|---|
| Price | Free | Free |
| Rating | 1.8 (37 ratings) — better | 1.3 (71 ratings) |
| Positive reviews | 13.1% of reviews — better | 12.2% of reviews |
| Number of ratings | 37 | 71 — better |
| Update frequency | Every 6 weeks | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 17 MB | 59 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Inkbird Technology Co. Ltd | MARS TRADING RCC, INC. |
Customer experience
Engbird
Mars Legacy
User reviews
Engbird
From 37 App Store ratingsWhat we love
- 🚀 Works well
- 👍 Simple and easy to use
- 👍 Stores historical data
- 👍 Graphs temperature and humidity
- 👍 Bluetooth connectivity works well
Room to improve
- 🐛 Crashes on launch after updates
- 🐛 Unreliable connection and data collection
- 🐛 Inaccurate temperature and humidity readings
- 🐛 Graphs and UI are difficult to use
- 🔋 Drains batteries quickly
Mars Legacy
From 71 App Store ratingsWhat we love
- ✅ Fan control works reliably
- ⚙️ Basic on/off functionality operational
- 🎯 Good hardware quality (lights and fans)
- 💰 Reasonable price-to-quality ratio
- 📱 App concept is innovative
Room to improve
- 🐛 Frequent disconnections (WiFi and Bluetooth)
- ⏱️ Timer functionality completely broken
- 🌅 Sunrise/sunset mode non-functional
- 🎬 Scene/automation features unreliable
- 🔄 App randomly resets or crashes
Bugs and requests
Engbird
Reported bugs
5 issues- App crashes on startup after updates
- Bluetooth connection issues, sensors not detected
- Temperature and humidity values displayed incorrectly
- Graph time scales do not match actual data
- Sensor names not displayed in app
Requested features
5 requests- Add push notifications for temperature/humidity alerts
- Improve graph functionality (zoom, customize, etc.)
- Allow calibration of temperature and humidity sensors
- Provide more detailed historical data export options
- Add support for multiple sensors/devices in one view
Mars Legacy
Reported bugs
20 issues- App cannot detect Bluetooth despite phone detecting it
- Timer settings do not execute at scheduled times
- Scenes and automation groups fail to work
- WiFi connection drops frequently and reconnection fails
- Light brightness changes unexpectedly without user input
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- Humidity readings display unrealistic fantasy values
- App crashes and loses all device/account data
- Login verification codes not received
- Sunrise/sunset mode ignores brightness settings and forces 100%
- Time selection interface is confusing and unreliable
- Fan disconnects from app during use
- PPFD settings reset unexpectedly
- App update broke existing functionality
- Device not detected during initial setup
- Password signup validation error
- Bluetooth icon shows as disabled after update
- Light turns off mid-cycle without reason
- Temperature unit cannot be changed to Celsius
- Scenes override manual timer settings
- App fails to save time settings correctly
Requested features
12 requests- Multiple on/off cycles per day for automation
- Daylight saving time adjustment option
- Sunrise/sunset mode with adjustable brightness levels
- Better WiFi stability and range
- Improved app interface and user experience
Show 7 moreShow fewer
- Comprehensive help documentation
- Account recovery and data persistence
- Multi-language support with accurate translations
- System time picker instead of custom control
- Ability to set different brightness levels for different scenes
- More reliable remote control functionality
- Better error messages and troubleshooting guidance
In-app purchases
Engbird
No in-app purchases
Mars Legacy
No in-app purchases









