# Asun vs PVTECH

The clearest difference is iOS requirement: Asun at 9.0 against PVTECH's 12.0. 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.

Asun ships an update every 2 months, PVTECH every 6 weeks. The most recent releases landed on September 7, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Asun | PVTECH |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Size | 32 MB | 28 MB |
| Requires iOS | **9.0** | 12.0 |
| 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


### PVTECH

[App page](https://appshunter.io/ios/app/pvtech/id6443754377)

**In-app purchases:** none


## Frequently asked questions

### Is Asun free?

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

### Is PVTECH free?

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

### Do Asun or PVTECH have ads?

Neither Asun nor PVTECH shows ads.

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

Asun ships an update every 2 months, and PVTECH every 6 weeks. Most recently, Asun was updated on September 7, 2026 and PVTECH on June 1, 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.*