# HOLOWITS S200 vs A

The clearest difference is update cadence: A at every 9 days against HOLOWITS S200's every 34 months. A also leads on device support. On price, in-app purchases and iOS requirement there is nothing between them.

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

HOLOWITS S200 ships an update every 34 months, A every 9 days. Both last shipped on November 3, 2026.

## The numbers

| Metric | HOLOWITS S200 | A |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/a-solar/id6469506093/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | Every 34 months | **Every 9 days** |
| Monetization | — | Free |
| Size | 33 MB | 48 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [HOLOWITS TECHNOLOGIES PTE. LTD.](https://appshunter.io/developer/1619309634) | [Guangdong Asgoft New Energy Co., Ltd.](https://appshunter.io/developer/1717347770) |

## What reviewers say

### HOLOWITS S200

[App page](https://appshunter.io/ios/app/holowits-s200/id6446923242)

**In-app purchases:** none


### A

[App page](https://appshunter.io/ios/app/a-solar/id6469506093)

Manage and monitor your portable power station and other energy storage devices remotely. Check device status, view data, control functions, and interact with your smart energy products for optimal use.

**Highlights:** Remote device management, Real-time status monitoring, Data display and analysis, Function control, Smart device interaction

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HOLOWITS S200 free?

HOLOWITS S200 is free to download, with no in-app purchases.

### Is A free?

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

### Which is updated more often, HOLOWITS S200 or A?

HOLOWITS S200 ships an update every 34 months, and A every 9 days. Most recently, HOLOWITS S200 was updated on November 3, 2026 and A on November 3, 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.*