# P3 Flight Time Calculator vs RLM

The clearest difference is in-app purchases: P3 Flight Time Calculator at none against RLM's 1. RLM's advantage is update cadence (every 3 weeks vs every 9 months) and device support (3 vs 1). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. RLM sells 1 one-off in-app purchase. P3 Flight Time Calculator asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for P3 Flight Time Calculator against 5.0 for RLM. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

P3 Flight Time Calculator ships an update every 9 months, RLM every 3 weeks. The most recent releases landed on October 19, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | P3 Flight Time Calculator | RLM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/p3-flight-time-calculator/id1460287401/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/rlm-flight/id6448285133/reviews) |
| Number of ratings | 1 | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 2 MB | 6 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Gregory Boyd](https://appshunter.io/developer/1460287400) | [R.L.M. Software](https://appshunter.io/developer/289639238) |

## What reviewers say

### P3 Flight Time Calculator

[App page](https://appshunter.io/ios/app/p3-flight-time-calculator/id1460287401)

This utility helps P-3 pilots accurately log their flight time for official yellow sheets. It automatically splits total flight duration into Pilot in Command (PIC), Second in Command (SIC), and Crew time for up to three pilots.

**Highlights:** Calculates PIC/SIC flight time, Splits total flight time for three pilots, Logs PIC, SIC, and Crew time, Designed for P-3 pilot yellow sheets

**Features:** macOS Compatibility

**In-app purchases:** none


### RLM

[App page](https://appshunter.io/ios/app/rlm-flight/id6448285133)

This aviation computer app offers a comprehensive suite of tools for pilots. It calculates various flight parameters, including altitude, airspeed, ground speed, wind components, and weight & balance. The app also features unit and currency conversions, making it a versatile utility for aviation professionals.

**Highlights:** Altitude & Cloud Base Calculations, Airspeed & Ground Speed Calculations, Wind Component & Correction Tools, Weight & Balance Calculations, Unit & Currency Conversion, Holding Pattern & Flight Plan Tools

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Full Access | $9.99 | one-time |


## Frequently asked questions

### Is P3 Flight Time Calculator free?

P3 Flight Time Calculator is free to download, with no in-app purchases.

### Is RLM free?

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

### Which has better reviews, P3 Flight Time Calculator or RLM?

P3 Flight Time Calculator and RLM are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do P3 Flight Time Calculator or RLM have ads?

Neither P3 Flight Time Calculator nor RLM shows ads.

### Which is updated more often, P3 Flight Time Calculator or RLM?

P3 Flight Time Calculator ships an update every 9 months, and RLM every 3 weeks. Most recently, P3 Flight Time Calculator was updated on October 19, 2026 and RLM on October 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.*