PTDevices vs Air Power
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PTDevices
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.
- Monitor tank levels
- Setup alerts
- View level history
- Setup new devices
- Connect devices via WiFi
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Access your PTDevices account to monitor your tank levels (PTLevel), setup alerts, view level history, setup new devices and more all in the palm of your hand! Follow a very simple step by step process to get your PTDevices connected online through your home WiFi. This includes the PTLevel liquid level monitor. You can see more information about our devices at www.paremtech.com.
Air Power
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Air Power is a density altitude and horsepower dashboard built for tuners and track-day drivers. See the true air your engine is breathing, forecast performance, and keep every location dialed in. Features - Live DA, relative horsepower, correction factor, and air density from your current location or saved tracks - Multi-location library with quick switching and premium unlock for unlimited spots - Hourly forecast timeline plus extended view to plan runs when the air is best - Dashboard gauges, stat grid, and interactive DA chart for clarity in the pits - Widgets for Lock Screen and Home Screen, including multi-location stacks and Live Activity refresh - Baseline horsepower and DA settings to match your Dyno or build - Offline manual input with performance calculator for Dyno and shop work - Unit controls for temp, pressure, altitude, and horsepower displays Why it matters Density altitude moves your horsepower target hour to hour. Air Power brings the math, sensors, and forecast into one industrial-grade view so you can chase the best air and make smarter calls at the track, dyno, or garage. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | PTDevices | Air Power |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (5 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 12.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 49 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | Michael VandeBeld | Sheharyar Irfan |
In-app purchases
PTDevices
No in-app purchases
Air Power
- Air Power Monthly7 Days trial$4.991 Month
- DA Pro Yearly$24.991 Year
Questions
Is PTDevices free?
Is Air Power free?
Do PTDevices or Air Power have ads?
Which is updated more often, PTDevices or Air Power?
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