# 4 vs Wingload calculator

The clearest difference is review sentiment: 4 at 85% against Wingload calculator's 0%. 4 also leads on ratings volume (3 vs 1). Wingload calculator's advantage is price (Free vs $3.99) and rating (5.0 vs 3.3). On ads and device support there is nothing between them.

Wingload calculator is free to download; 4 costs $3.99 up front. 4 sells 1 one-off in-app purchase. Wingload calculator asks for nothing beyond the download.

Wingload calculator holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews complicate that: 85% of 4's written reviews are positive against 0% of Wingload calculator's, so the app with the better star average is not the one people write more warmly about.

4 ships an update every 10 months, Wingload calculator every 3 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 4 | Wingload calculator |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [3.3 (3 ratings)](https://appshunter.io/ios/app/4-way-coach/id477045460/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/wingload-calculator/id1509435000/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | **84.6% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 weeks** |
| Monetization | Paid | **Free** |
| Size | 12 MB | 14 MB |
| Requires iOS | 12.0 | **10.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AirXygene Parachutisme](https://appshunter.io/developer/405851556) | [Igor Kamenev](https://appshunter.io/developer/910687200) |

## What reviewers say

### 4

[App page](https://appshunter.io/ios/app/4-way-coach/id477045460)

Visualize and plan skydiving jumps with animated guides for 3-way and 4-way relative work. Prepare briefings, practice moves, and judge jumps for training or competition.

**Highlights:** Animated 4-way relative work guides, 3-way relative work visualization, Jump briefing preparation, Practice jump moves, Jump judging assistance, Pocket-sized competition tool

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3-Way Formations | $1.99 | one-time |


### Wingload calculator

[App page](https://appshunter.io/ios/app/wingload-calculator/id1509435000)

Calculate wing loading for skydivers with ease. Supports both kilograms and pounds for your convenience. A simple tool for a critical calculation.

**Highlights:** Wing load calculation, Supports kilograms, Supports pounds, Easy to use interface

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

**In-app purchases:** none


## Frequently asked questions

### Is 4 free?

4 costs $3.99, and also offers in-app purchases.

### Is Wingload calculator free?

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

### Which has better reviews, 4 or Wingload calculator?

Wingload calculator is rated higher. 4 averages 3.3 out of 5 from 3 ratings, while Wingload calculator averages 5.0 from 1 ratings.

### Do 4 or Wingload calculator have ads?

Neither 4 nor Wingload calculator shows ads.

### Which is updated more often, 4 or Wingload calculator?

4 ships an update every 10 months, and Wingload calculator every 3 weeks. Most recently, 4 was updated on November 1, 2026 and Wingload calculator 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.*