# Procedural vs AirlineCalc

The clearest difference is in-app purchases: Procedural at none against AirlineCalc's 1. Procedural also leads on update cadence (monthly vs every 2 months) and iOS requirement (12.0 vs 16). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. AirlineCalc sells 1 one-off in-app purchase. Procedural asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 3.0 for Procedural against 3.0 for AirlineCalc. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Procedural ships an update monthly, AirlineCalc every 2 months. The most recent releases landed on October 17, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Procedural | AirlineCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/procedural/id1488751566/reviews) | [3.0 (2 ratings)](https://appshunter.io/ios/app/airlinecalc/id6743721054/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | Free |
| Size | 13 MB | 6 MB |
| Requires iOS | **12.0** | 16 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CrazyLazy OU](https://appshunter.io/developer/1488751385) | [Alex Deutz](https://appshunter.io/developer/1795229168) |

## What reviewers say

### Procedural

[App page](https://appshunter.io/ios/app/procedural/id1488751566)

This utility helps users document, organize, and verify repetitive daily workflows. By converting processes into clear checklists, it ensures consistency and accuracy, reducing distractions and preventing overlooked steps.

**Highlights:** Document workflows, Organize processes, Verify steps, Create step-by-step checklists, Maintain consistency, Reduce distractions

**Features:** macOS Compatibility

**In-app purchases:** none


### AirlineCalc

[App page](https://appshunter.io/ios/app/airlinecalc/id6743721054)

This aviation utility app offers pilots and aviation professionals essential tools for in-cockpit calculations and flight planning. It includes features for crosswind analysis, flight time compliance, time zone conversions, and temperature adjustments, all in an offline-capable interface.

**Highlights:** Crosswind Calculator, FAR Part 117 Flight Time Calculator, Time Calculator (duty, layover, schedule), Temperature Conversion, Offline functionality, Pilot-friendly interface

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Airline Calc Pro | $1.99 | one-time |


## Frequently asked questions

### Is Procedural free?

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

### Is AirlineCalc free?

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

### Which has better reviews, Procedural or AirlineCalc?

Procedural and AirlineCalc are both rated 3.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do Procedural or AirlineCalc have ads?

Neither Procedural nor AirlineCalc shows ads.

### Which is updated more often, Procedural or AirlineCalc?

Procedural ships an update monthly, and AirlineCalc every 2 months. Most recently, Procedural was updated on October 17, 2026 and AirlineCalc on October 24, 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.*