# TBM Performance vs Q400 Cockpit Checklist

The clearest difference is price: TBM Performance at Free against Q400 Cockpit Checklist's $3.99. TBM Performance also leads on update cadence (every 2 months vs every 31 months). Q400 Cockpit Checklist's advantage is iOS requirement (13.0 vs 16.0). On ads, in-app purchases and device support there is nothing between them.

TBM Performance is free to download; Q400 Cockpit Checklist costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

TBM Performance ships an update every 2 months, Q400 Cockpit Checklist every 31 months. The most recent releases landed on November 11, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | TBM Performance | Q400 Cockpit Checklist |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[5.0 (14 ratings)](https://appshunter.io/ios/app/tbm-performance/id641403446/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 87.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 31 months |
| Monetization | Free | — |
| Size | 24 MB | 5 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [POH Performance L.L.C.](https://appshunter.io/developer/641403529) | [Bhavinkumar Satashiya](https://appshunter.io/developer/1361485921) |

## What reviewers say

### TBM Performance

[App page](https://appshunter.io/ios/app/tbm-performance/id641403446)

This app calculates essential flight performance data for Daher TBM aircraft, covering takeoff, landing, climb, cruise, and emergency procedures. It features a glide distance calculator, circuit breaker finder, and risk analysis tool for comprehensive flight planning.

**Highlights:** Flight performance calculations, Normal and emergency procedures, Glide distance calculator, Circuit breaker finder, Hold entry calculator, Risk analysis tool

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

**In-app purchases:** none


### Q400 Cockpit Checklist

[App page](https://appshunter.io/ios/app/q400-cockpit-checklist/id1462250757)

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

**In-app purchases:** none


## Frequently asked questions

### Is TBM Performance free?

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

### Is Q400 Cockpit Checklist free?

Q400 Cockpit Checklist costs $3.99, with no in-app purchases.

### Do TBM Performance or Q400 Cockpit Checklist have ads?

Neither TBM Performance nor Q400 Cockpit Checklist shows ads.

### Which is updated more often, TBM Performance or Q400 Cockpit Checklist?

TBM Performance ships an update every 2 months, and Q400 Cockpit Checklist every 31 months. Most recently, TBM Performance was updated on November 11, 2026 and Q400 Cockpit Checklist on November 3, 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.*