# TruAirspeed vs Flight Times Recorder

The clearest difference is price: TruAirspeed at Free against Flight Times Recorder's $1.99. TruAirspeed also leads on iOS requirement (15.6 vs 17.0). Flight Times Recorder's advantage is update cadence (monthly vs every 24 months). On ads, in-app purchases and device support there is nothing between them.

TruAirspeed is free to download; Flight Times Recorder costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

TruAirspeed ships an update every 24 months, Flight Times Recorder monthly. The most recent releases landed on November 1, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | TruAirspeed | Flight Times Recorder |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.1 (8 ratings)](https://appshunter.io/ios/app/truairspeed/id855269892/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 24 months | **Monthly** |
| Monetization | Free | — |
| Size | 8 MB | 2 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [James Petty](https://appshunter.io/developer/603661046) | [Small Aviation Tools](https://appshunter.io/developer/1887792413) |

## What reviewers say

### TruAirspeed

[App page](https://appshunter.io/ios/app/truairspeed/id855269892)

This utility calculates true airspeed, pressure altitude, density altitude, and Mach number. It accounts for compressibility effects and offers unit choices and keypad styles. Users can also input a correction factor for their airspeed indicator.

**Highlights:** True airspeed calculation, Pressure and density altitude calculation, Mach number calculation, Compressibility effects accounted for, Choice of input/result units, Calculator or telephone keypad options, Airspeed indicator correction factor

**Features:** macOS Compatibility

**In-app purchases:** none


### Flight Times Recorder

[App page](https://appshunter.io/ios/app/flight-times-recorder/id6761496254)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is TruAirspeed free?

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

### Is Flight Times Recorder free?

Flight Times Recorder costs $1.99, with no in-app purchases.

### Do TruAirspeed or Flight Times Recorder have ads?

Neither TruAirspeed nor Flight Times Recorder shows ads.

### Which is updated more often, TruAirspeed or Flight Times Recorder?

TruAirspeed ships an update every 24 months, and Flight Times Recorder monthly. Most recently, TruAirspeed was updated on November 1, 2026 and Flight Times Recorder on November 9, 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.*