# Radar Performance vs CTT Marine

The clearest difference is iOS requirement: CTT Marine at 13.0 against Radar Performance's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Radar Performance | CTT Marine |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/radar-performance/id1502792151/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Ad-supported | — |
| Size | 8 MB | 57 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [POH Performance L.L.C.](https://appshunter.io/developer/641403529) | [Cellular Tracking Technologies](https://appshunter.io/developer/1588087267) |

## What reviewers say

### Radar Performance

[App page](https://appshunter.io/ios/app/radar-performance/id1502792151)

This application calculates the geometry of aircraft weather radar beams relative to Earth, the freezing level, and the "bright band" for optimal weather detection. It identifies areas on the radar display where the beam is too high or low for effective weather detection and highlights potential ground returns.

**Highlights:** Calculates weather radar beam geometry, Considers Earth and freezing level, Identifies optimal detection altitudes, Shows areas of ineffective beam coverage, Highlights potential ground returns, Supports various radar models

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

**In-app purchases:** none


### CTT Marine

[App page](https://appshunter.io/ios/app/ctt-marine/id6502104757)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Radar Performance free?

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

### Is CTT Marine free?

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

### Do Radar Performance or CTT Marine have ads?

Neither Radar Performance nor CTT Marine shows ads.

### Which is updated more often, Radar Performance or CTT Marine?

Radar Performance ships an update every 2 months, and CTT Marine every 2 months. Most recently, Radar Performance was updated on October 24, 2026 and CTT Marine on October 15, 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.*