A&P PRO vs ACE
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
A&P PRO
This app provides essential calculations and reference tools for aircraft airframe and powerplant mechanics. It covers sheet metal, weight and balance, basic electricity, aviation science, and unit conversions, drawing data from FAA AC43-13b. Designed for students and professionals in aviation maintenance.
- Sheet Metal calculations
- Weight and Balance calculations
- Basic Electricity formulas
- Aviation Science principles
- Unit Conversion calculator
- Reference data from FAA AC43-13b
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Airframe and PowerPlant Professional (A&P PRO) This app assists the aircraft airframe and powerplant (A&P) mechanic in determining common measurements in several subject matter areas. Source for formulae is FAA AC43-13b. It is designed for students enrolled in an FAA Part 147 Maintenance Technician School. Instructors at such schools will also benefit from its use as will graduate mechanics. It has been formatted for iPhones with 5.5" screens or greater as well as 7" and 10" tablets. A tablet is the ideal device. Sheet Metal: - Setback - Developed Width - Rivet Size - Bend Allowance Weight and Balance: - Basic Empty Weight Center of Gravity (CG) - CG Adjustments using Ballast and/or Weight Shift - CG Adjustment due to Alterations - Min/Max CG limits from Adverse Loading Basic Electricity - Resistor Color Codes (by Color Band and by Value) - Ohm's Law Demonstrator - Impedance Circuits - Voltage/Current Divider Circuits - Component (resistor, capacitor, inductor) Addition (parallel/series) - Reactance Computations - Frequency, Period and Wavelength calculator Aviation Science - Levers (Class I, II, III, Inclined Plane) - Gas Laws (Boyles, Charles, Lussacs and Combined) Unit Conversion Calculator - Length - Power - Area - Volume - Weight - Temperature - Speed - Data Storage - Angle - Time Disclaimer The user of A&P PRO for any specific application without an independent verification of its accuracy does so at his/her own risk and assumes any and all liability resulting from such use. No warranty is offered as to the accuracy of results. Users should have a thorough understanding of the relevant theoretical criteria. A&P PRO Copyright 2024 TurboSoftSolutions
ACE
This application allows users to create and manage checklists for Garmin avionics. It specifically supports the ACE checklist file format, making it ideal for pilots using systems like the G3X Touch.
- Checklist editor
- ACE checklist file format support
- Garmin avionics integration
- G3X Touch compatibility
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A checklist editor for Garmin avionics that support the ACE checklist file format (such as the G3X Touch).
Screenshots
Verdict
A&P PRO and ACE both sit at 5.0 stars, but that hides the real split: 100% of A&P PRO's written reviews are positive against 80% of ACE's. On price, rating, ratings volume 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. 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 A&P PRO against 5.0 for ACE. Both are backed by a comparable volume of ratings — 3 and 5 respectively. Written reviews are what separate them: 100% of A&P PRO's written reviews are positive against 80% of ACE's.
| Parameter | A&P PRO | ACE |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) | 5.0 (5 ratings) |
| Positive reviews | 100.0% of reviews — better | 80.0% of reviews |
| Number of ratings | 3 | 5 — better |
| Update frequency | Every 3 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPad, Mac |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 18 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Neil Rohan | Post River Software |
Customer experience
A&P PRO
ACE
In-app purchases
A&P PRO
No in-app purchases
ACE
No in-app purchases









