# Redodo MPPT vs Spark EMS

The clearest difference is update cadence: Spark EMS at fortnightly against Redodo MPPT's every 7 months. Redodo MPPT's advantage is iOS requirement (10.0 vs 15.6). 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.

Redodo MPPT ships an update every 7 months, Spark EMS fortnightly. The most recent releases landed on October 9, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Redodo MPPT | Spark EMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (3 ratings)](https://appshunter.io/ios/app/redodo-mppt/id6451382735/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 5 MB | 30 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Shenzhen Maicheng Technology Innovation Co.,Ltd](https://appshunter.io/developer/1697843618) | [Wavenetic d.o.o.](https://appshunter.io/developer/1464138746) |

## What reviewers say

### Redodo MPPT

[App page](https://appshunter.io/ios/app/redodo-mppt/id6451382735)

Monitor and control your solar power system with this app. Track solar panel and battery performance, manage connected loads remotely, and optimize system settings. It logs daily data for easy analysis.

**Highlights:** Monitor solar panel voltage, current, and power, Monitor battery voltage, current, and power, Remote control of connected loads, Real-time load monitoring, Adjust controller settings and parameters, Log daily system data

**Features:** macOS Compatibility

**In-app purchases:** none


### Spark EMS

[App page](https://appshunter.io/ios/app/spark-ems/id6502348624)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Redodo MPPT free?

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

### Is Spark EMS free?

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

### Do Redodo MPPT or Spark EMS have ads?

Neither Redodo MPPT nor Spark EMS shows ads.

### Which is updated more often, Redodo MPPT or Spark EMS?

Redodo MPPT ships an update every 7 months, and Spark EMS fortnightly. Most recently, Redodo MPPT was updated on October 9, 2026 and Spark EMS on October 4, 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.*