# Asun vs PVSmart

The clearest difference is update cadence: PVSmart at every 2 weeks against Asun's every 2 months. Asun's advantage is iOS requirement (9.0 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.

Asun ships an update every 2 months, PVSmart every 2 weeks. The most recent releases landed on September 7, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Asun | PVSmart |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 32 MB | 69 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jiangsu Zhongtian Interconnected Technology Co.,Ltd.](https://appshunter.io/developer/1530306730) | [Xiamen PVTECH Corporation Ltd.](https://appshunter.io/developer/1649073318) |

## What reviewers say

### Asun

[App page](https://appshunter.io/ios/app/asun-eam/id6443746041)

**Features:** macOS Compatibility

**In-app purchases:** none


### PVSmart

[App page](https://appshunter.io/ios/app/pvsmart/id6504276342)

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

**In-app purchases:** none


## Frequently asked questions

### Is Asun free?

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

### Is PVSmart free?

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

### Do Asun or PVSmart have ads?

Neither Asun nor PVSmart shows ads.

### Which is updated more often, Asun or PVSmart?

Asun ships an update every 2 months, and PVSmart every 2 weeks. Most recently, Asun was updated on September 7, 2026 and PVSmart on September 10, 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.*