# Mars Legacy vs NthGrow

The clearest difference is rating: NthGrow at 2.4 against Mars Legacy's 1.3. NthGrow also leads on review sentiment (33% vs 12%) and update cadence (fortnightly vs monthly). Mars Legacy's advantage is ratings volume (71 vs 8) and iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

NthGrow holds the better App Store score, 2.4 against 1.3. That said, the two scores are not equally well evidenced: Mars Legacy has 71 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 12% of Mars Legacy's written reviews are positive against 33% of NthGrow's.

Mars Legacy ships an update monthly, NthGrow fortnightly. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Mars Legacy | NthGrow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.3 (71 ratings)](https://appshunter.io/ios/app/mars-legacy/id1612237275/reviews) | **[2.4 (8 ratings)](https://appshunter.io/ios/app/nthgrow/id6479299040/reviews)** |
| Number of ratings | **71** | 8 |
| Positive reviews | 12.2% of reviews | **33.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free | Free |
| Size | 59 MB | 46 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [MARS TRADING RCC, INC.](https://appshunter.io/developer/1726858942) | [Shenzhen Lazelaze Ecological Agriculture Technology Co., Ltd.](https://appshunter.io/developer/1595529331) |

## What reviewers say

### Mars Legacy

[App page](https://appshunter.io/ios/app/mars-legacy/id1612237275)

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

**In-app purchases:** none

**What reviewers like**

- ✅ Fan control works reliably
- ⚙️ Basic on/off functionality operational
- 🎯 Good hardware quality (lights and fans)
- 💰 Reasonable price-to-quality ratio
- 📱 App concept is innovative

**What reviewers complain about**

- 🐛 Frequent disconnections (WiFi and Bluetooth)
- ⏱️ Timer functionality completely broken
- 🌅 Sunrise/sunset mode non-functional
- 🎬 Scene/automation features unreliable
- 🔄 App randomly resets or crashes

**Reported bugs**

- 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

**Requested features**

- 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


### NthGrow

[App page](https://appshunter.io/ios/app/nthgrow/id6479299040)

Control and configure your NthGrow devices remotely. This utility app allows for easy management of settings and device operations.

**Highlights:** Device configuration, Remote control, Settings management, Effortless operation

**In-app purchases:** none


## Frequently asked questions

### Is Mars Legacy free?

Mars Legacy is free to download, with no in-app purchases.

### Is NthGrow free?

NthGrow is free to download, with no in-app purchases.

### Which has better reviews, Mars Legacy or NthGrow?

NthGrow is rated higher. Mars Legacy averages 1.3 out of 5 from 71 ratings, while NthGrow averages 2.4 from 8 ratings.

### Do Mars Legacy or NthGrow have ads?

Neither Mars Legacy nor NthGrow shows ads.

### Which is updated more often, Mars Legacy or NthGrow?

Mars Legacy ships an update monthly, and NthGrow fortnightly. Most recently, Mars Legacy was updated on October 22, 2026 and NthGrow on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*