# SUPLA vs KAISAI Smart

The clearest difference is review sentiment: SUPLA at 70% against KAISAI Smart's 0%. KAISAI Smart's advantage is iOS requirement (12.0 vs 15.6). 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.

SUPLA ships an update every 3 weeks, KAISAI Smart every 5 weeks. The most recent releases landed on October 21, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | SUPLA | KAISAI Smart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (18 ratings)](https://appshunter.io/ios/app/supla/id996384706/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | **69.7% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | Free | Free |
| Size | 116 MB | 25 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [AC SOFTWARE](https://appshunter.io/developer/550811706) | [无锡乐伏网络科技有限公司](https://appshunter.io/developer/1197246083) |

## What reviewers say

### SUPLA

[App page](https://appshunter.io/ios/app/supla/id996384706)

Control home automation devices like gates, garage doors, and lighting. Monitor sensors for temperature, humidity, and consumption, with customizable charts. This open-source system offers a free and simple way to manage your smart home.

**Highlights:** Control gates, garage doors, and doors, Manage roller shutters and lighting, Monitor temperature and humidity sensors, Track electricity, gas, and water consumption, Generate consumption and sensor charts, Control dimmers and heaters

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### KAISAI Smart

[App page](https://appshunter.io/ios/app/kaisai-smart/id1570611611)

Control and monitor your KAISAI inverter systems with this app. It offers solutions for the PV and HVACR market, providing comfort and meeting specific expectations for both business and end users. Experience innovative renewable energy and air-conditioning control.

**Highlights:** PV and HVACR system control, Renewable energy solutions, Air-conditioning management, Remote monitoring, User-friendly interface, Comfort optimization

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SUPLA free?

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

### Is KAISAI Smart free?

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

### Do SUPLA or KAISAI Smart have ads?

Neither SUPLA nor KAISAI Smart shows ads.

### Which is updated more often, SUPLA or KAISAI Smart?

SUPLA ships an update every 3 weeks, and KAISAI Smart every 5 weeks. Most recently, SUPLA was updated on October 21, 2026 and KAISAI Smart on October 11, 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.*