# C152 Pad

> Cessna 152 flight planning and performance calculator. (iPhone/iPad app by Gyronimo, LLC.)

- Source: https://appshunter.io/ios/app/c152-pad/id586920472 (this page in markdown: same URL + `.md`)
- Developer: [Gyronimo, LLC](https://appshunter.io/developer/536898885)
- Category: Education
- Price: $16.99
- Age rating: 4+
- Requires: iOS 9.0 · 28 MB
- Languages: English
- Released: 2012-12-17
- Data updated: 2026-07-28
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/c152-pad/id586920472/reviews.md

## What is C152 Pad?

Gyronimo Performance Pad -Cessna 152-
The ultimate computer for Mass & Balance and Performance.

**** New: Long Range Tank (37.5 USG / 141 Liter) ****

Calculate and interpolate performance data using the actual values 
from the Cessna 152 Pilot's Operating Handbook (POH).

Finish your complete fight planning in just a few seconds.
Performance planning has never been easier and quicker.

Results are updated immediately and displayed in high resolution graphics, 
enhanced for the iPad 2/3 and iPad Mini.


Change all important values using sliders. 
Experiment with the results and create "what if" scenarios in no time.


Find your optimal cruise altitude, takeoff ground roll, landing distance,
climb data and stall speeds.

The Performance Pad C152 has seven main pages:

1. The Mass & Balance (or Weight & Balance) Page
Calculates Center of Gravity, Moments, Takeoff and Zero Fuel Mass as well as Percent MAC (% MAC).

Set person and baggage weights in seconds using the convenient sliders.
Check if the CG is within limits using three graphical displays
- Moment Envelope
- CG envelope 
- Aircraft axis
or see a complete load manifest that you can send to your email address
to quickly prove that you have completed the Weight & Balance for you flight.



2. The Takeoff Page
Using the actual data from the C152 Operating Handbook
the Performance Pad calculates and displays Ground Roll and Landing Distance
based on:

- Aircraft Mass
- Takeoff Elevation in MSL (Pressure Altitude and Density Altitude will be computed)
- Outside Air Temperature (OAT)
- Altimeter Setting
- Runway Conditions (i.e. paved dry to long grass or snow)
- Runway Slope
- Wind Conditions

Wind Components Computer
- Use the Wind Components page to determine your headwind or tailwind component.
Rotate the wind dial to set wind direction, set windspeed and the results will be 
transferred to your takeoff computations automatically!

3. The Climb page
Calculates time, fuel and distance based on
- Difference between Takeoff Elevation and intended Flight Level
- Altimeter Setting
- Outside Air Temperature (OAT)
- Altimeter Setting 
- Headwind or Tailwind Component




4. The Cruise Page
Using the actual data from the Pilot's Operating Handbook you can 
determine the optimal cruise altitude based on 
- Trip Distance 
- Flight Level
- Engine RPM
- Temperature 
- Wind and Altimeter Setting



5. Landing Page
Calculates Ground Roll and Landing Distance based on wind, elevation, altimeter setting etc. 
Like on the Takeoff Page you can use the Wind Components Computer to quickly determine head- or tailwind components

6. Stall Speed Page.
Calculates The Stall Speed based on Bank Angle and Flap Settings.
Stall Speed will be computed as KIAS and KCAS using the actual values from the Cessna POH.

7. Setup
- Load and Save up to five Aircraft Settings and Scenarios.
- Send a Mass & Balance Summary to your email address. 
- Visit our video channel and watch tutorials and video manuals.

Mode Switch:

The Performance Pad can be used in two Modes:

"Individual Mode" 
All calculations can be done independently from each other.

"Plan Mode"
Calculated values will be forwarded to the next page and an additional "Flight Summary Page" is 
available. Choose this mode if you want to do a complete performance planning.




Disclaimer: 
The author disclaims any liability for any direct, indirect, incidental, or consequential losses or damages in connection with your access to or use of this software. The information contained in this software is for general information purposes only.

## Key features

- Mass & Balance calculations
- Takeoff and Landing distance computation
- Climb performance analysis
- Optimal cruise altitude determination
- Stall speed calculation
- Save and load aircraft settings
- Email load manifest

## Recent user reviews (3 of 3)

All indexed reviews: https://appshunter.io/ios/app/c152-pad/id586920472/reviews.md

### 5/5 — Graphically very polished but serious bug present

*2018-12-30*

Update (Dec ‘18): Issues mentioned below are now fixed by the developer in latest release so rating increased to 5 stars to reflect the current level of functionality. :-)

Original review: While this app is graphically very nice and the user interface is great, it does contain a serious bug which could compromise flight safety. Therefore I’ve had to rate it a one star due to the severity. This is a pity because this one significant flaw really lets down an otherwise excellent app.

For info, I reported this to the developer approx 7 months ago but have not heard anything back from them or received any updates to the app since then so pretty poor support really considering the severity of the issue. 

The details of the bug are as follows:
- When using the 'take off' page I've found that the ground roll and take off distances do not get updated when the altimeter pressure setting is set greater then 'std' (29.92" / 1013.2mb). This is also true on the ‘landing’ page. This bug can therefore give rise to calculated take off and landing distances which are in error (i.e. calculated distances being displayed LOWER than actual!), especially in the case of conditions involving high ambient air temps.

I don’t know if this bug is also present in the other aircraft types, I presume that it does as this a probably a common piece of code which is shared between the apps? 

I hope this bug gets corrected soon, before someone gets caught out by it! As soon as this bug is corrected then I’ll update my rating to a 5*.

Sam

### 5/5 — Excellent

*2015-02-08, version 1.6*

A really useful app for flight planning, I use it for every flight, it enables me to have accurate peaces of information about the performances of my airplane.

### 5/5 — Great app !

*2013-05-23, version 1.4*

Great app to confirm your w&b, or to study "what if" scenarios.
Graphics are great which helps in readability and useability.

Congratulations, keep up the good work !

## Frequently asked questions about C152 Pad

### What is C152 Pad used for?

C152 Pad is a specialized application designed for calculating mass and balance, as well as performance data for the Cessna 152 aircraft. It helps pilots with flight planning by providing accurate computations based on the aircraft's Pilot's Operating Handbook.

### Does C152 Pad have ads?

No, C152 Pad does not contain advertisements. As a paid application, it offers an uninterrupted user experience focused on flight planning and performance calculations.

### What are the key performance metrics calculated by C152 Pad?

C152 Pad calculates crucial metrics including Center of Gravity, Moments, Takeoff and Zero Fuel Mass, % MAC, takeoff ground roll, landing distance, climb time, fuel, and distance, optimal cruise altitude, and stall speeds.

### Can I save my flight plans with C152 Pad?

Yes, C152 Pad allows you to load and save up to five aircraft settings and scenarios. This feature enables you to quickly access and reuse your common flight configurations.

### What devices is C152 Pad compatible with?

C152 Pad is designed for iPad devices. It has been enhanced for high-resolution graphics on models like the iPad 2/3 and iPad Mini.

### How does C152 Pad handle different runway conditions?

The takeoff page in C152 Pad accounts for various runway conditions, ranging from paved dry surfaces to long grass or snow. It also considers runway slope and wind conditions for accurate performance calculations.

### Is C152 Pad suitable for beginners?

While C152 Pad provides detailed performance data, its primary audience is pilots familiar with the Cessna 152 and its operating handbook. The app aims to streamline complex calculations for experienced users.

### How often is C152 Pad updated?

The latest version of C152 Pad is 2.1, last updated on December 10, 2024. This indicates a commitment to maintaining and improving the application's functionality and data accuracy.

## Version history (last 5 releases)

### 2.1 — 2024-12-10

Update to latest iOS version, general performance improvements and bug fixes

### 2.0 — 2021-08-17

update to iOS14 standards

### 1.9 — 2018-04-09

This app has been updated by Apple to display the Apple Watch app icon.

Added Long Range Tank

### 1.8 — 2016-08-08

added manual input for all values, update to iOS9, general fixes

### 1.7 — 2015-09-24

updated baggage weight label (in kg) on W&B page

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All apps by Gyronimo, LLC: https://appshunter.io/developer/536898885

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-28.*
