# FlightSight vs Compass Altitude

The clearest difference is price: Compass Altitude at Free against FlightSight's $1.99. Compass Altitude also leads on update cadence (every 8 days vs every 4 months). FlightSight's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement there is nothing between them.

Compass Altitude is free to download; FlightSight costs $1.99 up front. Compass Altitude sells 1 in-app purchase, starting at $9.99 per year. FlightSight asks for nothing beyond the download.

FlightSight ships an update every 4 months, Compass Altitude every 8 days. The most recent releases landed on October 13, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | FlightSight | Compass Altitude |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/flightsight/id1266374148/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 8 days** |
| Monetization | Paid | — |
| Size | 2 MB | 6 MB |
| Requires iOS | 15.6 | **15** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Timothy Kelley](https://appshunter.io/developer/1107488020) | [连喜 罗](https://appshunter.io/developer/1450239627) |

## What reviewers say

### FlightSight

[App page](https://appshunter.io/ios/app/flightsight/id1266374148)

This aviation app helps pilots determine if their flight path is above or below distant objects. Position the sight target on clouds, mountains, or other aircraft to get degree-based altitude information. It functions as a low-budget Heads-Up Display for iPhones and iPads.

**Highlights:** Determine flight path altitude relative to objects, Position sight target on clouds, mountains, or aircraft, Displays altitude in degrees, Low-budget Heads-Up Display functionality, Four selectable display modes, Supports portrait and landscape orientations, Zoom functionality via finger gestures, Save images with embossed flight information

**In-app purchases:** none


### Compass Altitude

[App page](https://appshunter.io/ios/app/compass-altitude/id6738635300)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CompassAltitudePro | $9.99 | per year |


## Frequently asked questions

### Is FlightSight free?

FlightSight costs $1.99, with no in-app purchases.

### Is Compass Altitude free?

Compass Altitude is free to download, with in-app purchases available.

### Do FlightSight or Compass Altitude have ads?

Neither FlightSight nor Compass Altitude shows ads.

### Which is updated more often, FlightSight or Compass Altitude?

FlightSight ships an update every 4 months, and Compass Altitude every 8 days. Most recently, FlightSight was updated on October 13, 2026 and Compass Altitude on September 30, 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.*