# Mars Hydro vs Camscope

The clearest difference is update cadence: Mars Hydro at monthly against Camscope's every 5 months. Camscope's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Mars Hydro ships an update monthly, Camscope every 5 months. The most recent releases landed on August 11, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Mars Hydro | Camscope |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.6 (27 ratings)](https://appshunter.io/ios/app/mars-hydro/id6479227564/reviews)** | — |
| Number of ratings | **27** | — |
| Positive reviews | 23.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 months |
| Monetization | Free | — |
| Size | 45 MB | 23 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MARS TRADING RCC, INC.](https://appshunter.io/developer/1726858942) | [Shenzhen Joyhonest Technology Co., Ltd](https://appshunter.io/developer/1472724044) |

## What reviewers say

### Mars Hydro

[App page](https://appshunter.io/ios/app/mars-hydro/id6479227564)

Control your smart grow system with this app. Manage LED lights, ventilation, and monitor environmental data like CO2, temperature, and humidity for optimal plant growth. Automate your entire grow kit to mimic natural conditions.

**Highlights:** LED light control with timers and simulation, Ventilation system management, Complete grow kit automation via iHub, Environmental data monitoring (CO2, temp, humidity, PPFD), Sunrise and sunset simulation

**In-app purchases:** none


### Camscope

[App page](https://appshunter.io/ios/app/camscope/id6746823843)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mars Hydro free?

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

### Is Camscope free?

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

### Do Mars Hydro or Camscope have ads?

Neither Mars Hydro nor Camscope shows ads.

### Which is updated more often, Mars Hydro or Camscope?

Mars Hydro ships an update monthly, and Camscope every 5 months. Most recently, Mars Hydro was updated on August 11, 2026 and Camscope on September 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.*