# PTDevices vs Air Power

The clearest difference is in-app purchases: PTDevices at none against Air Power's 2. PTDevices also leads on device support (3 vs 1) and iOS requirement (12.0 vs 17.6). On price, update cadence and ads there is nothing between them.

Both are free to download. Air Power sells 2 in-app purchases, starting at $4.99 per month. PTDevices asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 24, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | PTDevices | Air Power |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (5 ratings)](https://appshunter.io/ios/app/ptdevices/id6450903810/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 49 MB | 12 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Michael VandeBeld](https://appshunter.io/developer/1475543588) | [Sheharyar Irfan](https://appshunter.io/developer/974971911) |

## What reviewers say

### PTDevices

[App page](https://appshunter.io/ios/app/ptdevices/id6450903810)

Monitor your PTDevices tank levels and receive alerts directly from your mobile device. Easily set up new devices and view historical data. Connect your devices online through your home WiFi with a simple step-by-step process.

**Highlights:** Monitor tank levels, Setup alerts, View level history, Setup new devices, Connect devices via WiFi

**Features:** macOS Compatibility

**In-app purchases:** none


### Air Power

[App page](https://appshunter.io/ios/app/air-power/id6755638839)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Air Power Monthly | $4.99 | per month |
| DA Pro Yearly | $24.99 | per year |


## Frequently asked questions

### Is PTDevices free?

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

### Is Air Power free?

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

### Do PTDevices or Air Power have ads?

Neither PTDevices nor Air Power shows ads.

### Which is updated more often, PTDevices or Air Power?

PTDevices ships an update every 2 months, and Air Power every 2 months. Most recently, PTDevices was updated on October 24, 2026 and Air Power on October 5, 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.*