# FITREP RS vs Naval Letter Builder

The clearest difference is price: Naval Letter Builder at Free against FITREP RS's $4.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

Naval Letter Builder is free to download; FITREP RS costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

FITREP RS ships an update weekly, Naval Letter Builder every 6 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | FITREP RS | Naval Letter Builder |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fitrep-rs/id6743132342/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 6 days** |
| Monetization | Paid | — |
| Size | 44 MB | 11 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Warrior Waypoint LLC](https://appshunter.io/developer/1801579845) | [RoxyKovu LLC](https://appshunter.io/developer/1816071699) |

## What reviewers say

### FITREP RS

[App page](https://appshunter.io/ios/app/fitrep-rs/id6743132342)

This app assists Marines and reporting seniors in creating, analyzing, and routing fitness reports according to current PES standards. It offers AI-powered narrative feedback, trend analysis, and secure cloud synchronization for board-ready reports. Designed for the Fleet, it also supports other service members with similar evaluation styles.

**Highlights:** PES-compliant calculations, AI-assisted narrative feedback, Master Brief Sheet import, JEPES tools, Offline functionality, PDF report export

**In-app purchases:** none


### Naval Letter Builder

[App page](https://appshunter.io/ios/app/naval-letter-builder/id6768153774)

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

**In-app purchases:** none


## Frequently asked questions

### Is FITREP RS free?

FITREP RS costs $4.99, with no in-app purchases.

### Is Naval Letter Builder free?

Naval Letter Builder is free to download, with no in-app purchases.

### Do FITREP RS or Naval Letter Builder have ads?

Neither FITREP RS nor Naval Letter Builder shows ads.

### Which is updated more often, FITREP RS or Naval Letter Builder?

FITREP RS ships an update weekly, and Naval Letter Builder every 6 days. Most recently, FITREP RS was updated on October 25, 2026 and Naval Letter Builder 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.*