# PylontechPro vs AMPiiN

The clearest difference is in-app purchases: PylontechPro at none against AMPiiN's 1. AMPiiN's advantage is update cadence (every 3 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AMPiiN sells 1 in-app purchase, starting at $3.99 per month. PylontechPro asks for nothing beyond the download.

PylontechPro ships an update fortnightly, AMPiiN every 3 days. The most recent releases landed on October 3, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | PylontechPro | AMPiiN |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 3 days** |
| Size | 97 MB | 47 MB |
| Requires iOS | **14.0** | 15 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Pylon Technologies Co., Ltd.](https://appshunter.io/developer/1639502795) | [AMPiiN](https://appshunter.io/developer/1844190638) |

## What reviewers say

### PylontechPro

[App page](https://appshunter.io/ios/app/pylontechpro/id6736968719)

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

**In-app purchases:** none


### AMPiiN

[App page](https://appshunter.io/ios/app/ampiin/id6753648209)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AMPiiN - Peak Energy Load Balancing | $3.99 | per month |


## Frequently asked questions

### Is PylontechPro free?

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

### Is AMPiiN free?

AMPiiN is free to download, with in-app purchases available.

### Do PylontechPro or AMPiiN have ads?

Neither PylontechPro nor AMPiiN shows ads.

### Which is updated more often, PylontechPro or AMPiiN?

PylontechPro ships an update fortnightly, and AMPiiN every 3 days. Most recently, PylontechPro was updated on October 3, 2026 and AMPiiN on September 29, 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.*