Mars Legacy vs Grow Guide
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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
Grow Guide
This app helps users track their cannabis grows from seed to harvest. It offers AI-powered advice, a community forum for knowledge sharing, and professional tools like a VPD calculator and light meter. Create time-lapse videos of your plants and learn from experienced cultivators.
- Daily grow tracking journal
- AI-powered plant advice
- Time-lapse video creation
- Active grower community
- Professional growing tools (VPD, light meter)
- Nutrient and environment tracking
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Grow Smarter, Not Harder Join thousands of cannabis growers tracking their grows, sharing knowledge, and getting AI-powered expert advice. Whether you're a first-time grower or a seasoned cultivator, Grow Guide is your all-in-one cannabis tracking app and community. What Makes Grow Guide Different: Complete cannabis grow journal with daily tracking AI Plant Doctor for instant growing advice Time-lapse video montages (exclusive to Grow Guide!) Active community of helpful growers Professional growing tools (VPD, light meter, feeding calculator) Track nutrients, environment, and growth stages Privacy controls for sensitive grows Key Features: Grow Journal - Log every detail from seed to harvest Community Feed - Connect with growers worldwide AI Chat - Get instant answers to growing questions Time-Lapse Creator - Turn your grow into stunning videos Grower's Toolbox - 15+ professional tools in one app Courses & Q&A - Learn from experienced cultivators Contests & Giveaways - Win prizes from sponsors What Growers Say: "Between Reddit, other grow apps, and Discord, this app is far superior. You genuinely listen to users and make it better every update. I believe this community will thrive!" — TheWookalarKing "I was just looking for a way to track my grow, but the social aspect is a game changer! As a retired programmer, I appreciate the attention to detail. You saved me from writing my own app!" — CodePirate Download now and join the fastest-growing cannabis community! Terms: https://growguide.app/terms
Screenshots
Verdict
The clearest difference is review sentiment: Grow Guide at 97% against Mars Legacy's 12%. Grow Guide also leads on rating (4.9 vs 1.3) and update cadence (weekly vs monthly). Mars Legacy's advantage is in-app purchases (none vs 3) and iOS requirement (13.0 vs 15.0). On price, ratings volume, ads 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. Grow Guide sells 3 in-app purchases, starting at $5.99 per month. Mars Legacy asks for nothing beyond the download.
Grow Guide holds the better App Store score, 4.9 against 1.3. Both are backed by a comparable volume of ratings — 70 and 126 respectively. Written reviews point the same way: 12% of Mars Legacy's written reviews are positive against 97% of Grow Guide's.
Mars Legacy ships an update monthly, Grow Guide weekly. The most recent releases landed on October 14, 2026 and October 19, 2026 respectively.
| Parameter | Mars Legacy | Grow Guide |
|---|---|---|
| Price | Free | Free |
| Rating | 1.3 (70 ratings) | 4.9 (126 ratings) — better |
| Positive reviews | 12.2% of reviews | 96.7% of reviews — better |
| Number of ratings | 70 | 126 — better |
| Update frequency | Monthly | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 59 MB | 85 MB |
| Age rating | 4+ | 17+ |
| Developer | MARS TRADING RCC, INC. | phannafest llc |
Customer experience
Mars Legacy
Grow Guide
Bugs and requests
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
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- 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
Grow Guide
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Mars Legacy
No in-app purchases
Grow Guide
- Grow Guide Pro7 Days trial$5.991 Month
- Grow Guide Pro7 Days trial$39.991 Year
- Grow Guide Pro (LTD)$149.00
