# Kiwigrid vs Biwatt

The clearest difference is iOS requirement: Biwatt at 12.0 against Kiwigrid's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Kiwigrid ships an update fortnightly, Biwatt monthly. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Kiwigrid | Biwatt |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/biwatt/id6472389347/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | — | Free |
| Size | 21 MB | 60 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Kiwigrid GmbH](https://appshunter.io/developer/1385078104) | [Shenzhen Biwatt Technology Co., Ltd.](https://appshunter.io/developer/1717003482) |

## What reviewers say

### Kiwigrid

[App page](https://appshunter.io/ios/app/kiwigrid/id6445993773)

**Features:** Vision Pro support

**In-app purchases:** none


### Biwatt

[App page](https://appshunter.io/ios/app/biwatt/id6472389347)

Manage your Biwatt ESS system with this app. It offers real-time energy monitoring, data visualization, and advanced control for optimizing system performance. Streamlines installation and system management with self-inspection features.

**Highlights:** Real-time energy monitoring, Enriched data graphs, System performance optimization, Efficient installation workflow, Advanced self-inspection

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kiwigrid free?

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

### Is Biwatt free?

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

### Do Kiwigrid or Biwatt have ads?

Neither Kiwigrid nor Biwatt shows ads.

### Which is updated more often, Kiwigrid or Biwatt?

Kiwigrid ships an update fortnightly, and Biwatt monthly. Most recently, Kiwigrid was updated on October 10, 2026 and Biwatt on October 7, 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.*