# Avionics Pro vs Jappame

The clearest difference is update cadence: Jappame at every 5 days against Avionics Pro's every 5 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Avionics Pro ships an update every 5 months, Jappame every 5 days. The most recent releases landed on October 7, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Avionics Pro | Jappame |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/avionics-pro/id1617334005/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 17 MB | 1 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Neil Rohan](https://appshunter.io/developer/1522614743) | [moonsubmarine limited](https://appshunter.io/developer/578139765) |

## What reviewers say

### Avionics Pro

[App page](https://appshunter.io/ios/app/avionics-pro/id1617334005)

This educational tool provides essential calculators and circuit previews for aspiring Aircraft Electronics Technicians. It covers fundamental concepts like impedance, resonance, filters, and transistor bias, with real-world circuit examples tested in simulation and lab environments.

**Highlights:** Impedance calculators (Series/Parallel LRC), Resonance calculators, Filter circuit analysis with frequency response, Time constant calculations (RL/RC), Transistor bias simulation, Oscillator circuit examples

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Jappame

[App page](https://appshunter.io/ios/app/jappame/id6504323666)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Avionics Pro free?

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

### Is Jappame free?

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

### Do Avionics Pro or Jappame have ads?

Neither Avionics Pro nor Jappame shows ads.

### Which is updated more often, Avionics Pro or Jappame?

Avionics Pro ships an update every 5 months, and Jappame every 5 days. Most recently, Avionics Pro was updated on October 7, 2026 and Jappame on September 25, 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.*