Comparison

Mars Legacy vs SANlight

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

Head to head
About

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.

Highlights
  • Remote LED light control
  • Adjustable light intensity
  • Automatic growth cycle programming
  • Sunrise/sunset simulation
  • Wireless multi-light control
  • Independent lighting group management
Read full description

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

About

SANlight

Features
Read full description

The SANlight app to control the brightness of SANlight grow LEDs connected to a Bluetooth dimmer. Please note: You'll need a dimmable SANlight LED lamp connected to a SANlight dimmer to make use of this app. For feedback and support please use the "Contact Support" button on the Information screen.

Screenshots

Mars Legacy4 screens
SANlight3 screens

Verdict

The call

The clearest difference is update cadence: Mars Legacy at monthly against SANlight's every 6 months. 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

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

Mars Legacy ships an update monthly, SANlight every 6 months. The most recent releases landed on August 7, 2026 and September 23, 2026 respectively.

Scorecard1 real difference · 9 level
Mars Legacy versus SANlight: the parameters behind the verdict, then further details
ParameterMars LegacySANlight
PriceFreeFree
Rating1.3 (70 ratings) — better—
Positive reviews12.2% of reviews—
Number of ratings70 — better—
Update frequencyMonthly — betterEvery 6 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.0 — better14.0
Further details — not scored
Size59 MB32 MB
Age rating4+4+
DeveloperMARS TRADING RCC, INC.Martin Anker

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
Show 15 more
  • 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 more
  • 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

SANlight

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Mars Legacy

No in-app purchases

None

SANlight

No in-app purchases

Questions

Is Mars Legacy free?
Mars Legacy is free to download, with no in-app purchases.
Is SANlight free?
SANlight is free to download, with no in-app purchases.
Do Mars Legacy or SANlight have ads?
Neither Mars Legacy nor SANlight shows ads.
Which is updated more often, Mars Legacy or SANlight?
Mars Legacy ships an update monthly, and SANlight every 6 months. Most recently, Mars Legacy was updated on August 7, 2026 and SANlight on September 23, 2026.

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