# iBFDmonochrome vs Aviation SixPack

The clearest difference is price: iBFDmonochrome at Free against Aviation SixPack's $0.99. iBFDmonochrome also leads on iOS requirement (13.0 vs 15.1). Aviation SixPack's advantage is update cadence (every 4 days vs every 11 months) and chart position (#154 vs unranked). On ads, in-app purchases and device support there is nothing between them.

iBFDmonochrome is free to download; Aviation SixPack costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iBFDmonochrome ships an update every 11 months, Aviation SixPack every 4 days. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | iBFDmonochrome | Aviation SixPack |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.4 (9 ratings)](https://appshunter.io/ios/app/ibfdmonochrome/id1413179229/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 4 days** |
| Monetization | Free | — |
| Best chart rank | — | **#154** |
| Size | 12 MB | 38 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tatsuo Saeki](https://appshunter.io/developer/1195301026) | [Richard Bennette](https://appshunter.io/developer/1872193928) |

## What reviewers say

### iBFDmonochrome

[App page](https://appshunter.io/ios/app/ibfdmonochrome/id1413179229)

This app provides pilots with a backup flight display, including an attitude indicator, heading indicator, and altimeter. It can also function as a flight data and cockpit voice recorder, offering essential information in emergencies when primary instruments fail.

**Highlights:** Attitude Indicator, Heading Indicator, Altimeter, Flight Data Recorder (FDR), Cockpit Voice Recorder (CVR), Map with airport information, Multiple display color modes

**Features:** macOS Compatibility

**In-app purchases:** none


### Aviation SixPack

[App page](https://appshunter.io/ios/app/aviation-sixpack/id6761493072)

**Currently charting:** #154 Top Paid · Navigation (US App Store)

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

**In-app purchases:** none


## Frequently asked questions

### Is iBFDmonochrome free?

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

### Is Aviation SixPack free?

Aviation SixPack costs $0.99, with no in-app purchases.

### Do iBFDmonochrome or Aviation SixPack have ads?

Neither iBFDmonochrome nor Aviation SixPack shows ads.

### Which is updated more often, iBFDmonochrome or Aviation SixPack?

iBFDmonochrome ships an update every 11 months, and Aviation SixPack every 4 days. Most recently, iBFDmonochrome was updated on November 2, 2026 and Aviation SixPack on October 31, 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.*