# AircraftPower S vs Glide2

The clearest difference is ratings volume: AircraftPower S at 6 against Glide2's 1. AircraftPower S also leads on iOS requirement (13.5 vs 26.2). On price, rating, 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.

On the App Store both sit at effectively the same score — 5.0 for AircraftPower S against 5.0 for Glide2. That said, the two scores are not equally well evidenced: AircraftPower S has 6 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | AircraftPower S | Glide2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (6 ratings)](https://appshunter.io/ios/app/aircraftpower-s/id1671252596/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/glide2/id6760980206/reviews) |
| Number of ratings | **6** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | — |
| Monetization | Free | Free |
| Size | 2 MB | 1 MB |
| Requires iOS | **13.5** | 26.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [James Petty](https://appshunter.io/developer/603661046) | [DONALD STEVEN SIEGEL](https://appshunter.io/developer/1887120921) |

## What reviewers say

### AircraftPower S

[App page](https://appshunter.io/ios/app/aircraftpower-s/id1671252596)

This app calculates and displays the performance of numerous Continental and Lycoming aircraft engine models. It offers a graphic display illustrating manual construction methods for determining altitude performance, with adjustable input values and unit preferences.

**Highlights:** Calculates performance for 74 Continental and 107 Lycoming engine models, Graphic display of engine performance charts, Illustrates manual altitude performance construction methods, Adjustable input values for manifold pressure, RPM, altitude, and temperature, Choice of English or metric units, Selectable default input values and engine models

**Features:** macOS Compatibility

**In-app purchases:** none


### Glide2

[App page](https://appshunter.io/ios/app/glide2/id6760980206)

This application calculates the feasibility of returning to the runway after an engine failure during departure. It allows pilots to input aircraft performance data, departure conditions, and environmental factors to determine if an "impossible turn" is survivable before takeoff.

**Highlights:** Impossible turn calculation, Aircraft profile selection, Custom aircraft data input, Density altitude calculation, Wind correction, Bank angle and weight effects

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AircraftPower S free?

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

### Is Glide2 free?

Glide2 is free to download, with no in-app purchases.

### Which has better reviews, AircraftPower S or Glide2?

AircraftPower S and Glide2 are both rated 5.0 out of 5 on the App Store, from 6 and 1 ratings respectively.

### Do AircraftPower S or Glide2 have ads?

Neither AircraftPower S nor Glide2 shows ads.

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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.*