# Arnergy Solarbase vs MesPal ESS

The clearest difference is ads: MesPal ESS at none against Arnergy Solarbase's shown. MesPal ESS also leads on update cadence (weekly vs every 3 weeks). Arnergy Solarbase's advantage is iOS requirement (12.0 vs 15.0). On price, 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.

Arnergy Solarbase ships an update every 3 weeks, MesPal ESS weekly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Arnergy Solarbase | MesPal ESS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Weekly** |
| Size | 70 MB | 44 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Arnergy Solarbase Mobile](https://appshunter.io/developer/1585582485) | [Guangdong MesPal Technology Co.,Ltd.](https://appshunter.io/developer/1547568346) |

## What reviewers say

### Arnergy Solarbase

[App page](https://appshunter.io/ios/app/arnergy-solarbase/id6469667753)

**Features:** macOS Compatibility

**In-app purchases:** none


### MesPal ESS

[App page](https://appshunter.io/ios/app/mespal-ess/id6767809051)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Arnergy Solarbase free?

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

### Is MesPal ESS free?

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

### Do Arnergy Solarbase or MesPal ESS have ads?

Arnergy Solarbase shows ads; MesPal ESS does not.

### Which is updated more often, Arnergy Solarbase or MesPal ESS?

Arnergy Solarbase ships an update every 3 weeks, and MesPal ESS weekly. Most recently, Arnergy Solarbase was updated on November 3, 2026 and MesPal ESS on October 31, 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.*