# TwoTenDegrees vs Resolute Counterflow

TwoTenDegrees and Resolute Counterflow are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | TwoTenDegrees | Resolute Counterflow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/twotendegrees/id6504466524/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 days | — |
| Monetization | Free | — |
| Size | 1 MB | 1 MB |
| Requires iOS | 17.0 | **16.6** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Scott Sloan](https://appshunter.io/developer/1752409905) | [林淮 刘](https://appshunter.io/developer/1702440560) |

## What reviewers say

### TwoTenDegrees

[App page](https://appshunter.io/ios/app/twotendegrees/id6504466524)

This utility calculates the impossible turn, a critical maneuver for pilots in case of engine failure. It provides precise calculations to help pilots determine the safest return to the runway.

**Highlights:** Impossible turn calculation, Engine failure scenario, Runway return planning, Pilot utility tool

**In-app purchases:** none


### Resolute Counterflow

[App page](https://appshunter.io/ios/app/resolute-counterflow/id6740763926)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TwoTenDegrees free?

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

### Is Resolute Counterflow free?

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

### Do TwoTenDegrees or Resolute Counterflow have ads?

Neither TwoTenDegrees nor Resolute Counterflow shows ads.

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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.*