# UT.pilot vs Навигационная линейка

The clearest difference is in-app purchases: UT.pilot at none against Навигационная линейка's 1. UT.pilot also leads on update cadence (every 3 weeks vs every 5 months) and review sentiment (100% vs 79%). Навигационная линейка's advantage is iOS requirement (11.0 vs 16.7). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Навигационная линейка sells 1 one-off in-app purchase. UT.pilot asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for UT.pilot against 5.0 for Навигационная линейка. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews are what separate them: 100% of UT.pilot's written reviews are positive against 79% of Навигационная линейка's.

UT.pilot ships an update every 3 weeks, Навигационная линейка every 5 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | UT.pilot | Навигационная линейка |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/utpilot/id1475670769/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/id1528938414/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | **100.0% of reviews** | 78.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 44 MB | 30 MB |
| Requires iOS | 16.7 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MAKSIM KISEL](https://appshunter.io/developer/1472943975) | [Grigorii Ovinkin](https://appshunter.io/developer/1448812067) |

## What reviewers say

### UT.pilot

[App page](https://appshunter.io/ios/app/utpilot/id1475670769)

This app simplifies fuel calculations for pilots and ground crew using pounds as the unit of measurement. It offers quick conversions between pounds and kilograms, calculates fuel volume based on density, and computes wind components and temperature corrections for flight.

**Highlights:** Fuel calculation in pounds, Pound to kilogram conversion, Volume calculation based on density, Wind component calculation, Temperature correction calculation

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

**In-app purchases:** none


### Навигационная линейка

[App page](https://appshunter.io/ios/app/id1528938414)

This app is a digital replica of the Soviet NL-10m navigation slide rule. It's designed for flight and navigation calculations using logarithmic principles. Beyond the slide rule, it offers tools for solving specific navigation problems.

**Highlights:** Digital NL-10m slide rule, Logarithmic scale calculations, Flight and navigation tasks, Specific navigation problem solver

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Отключение рекламы | $1.99 | one-time |


## Frequently asked questions

### Is UT.pilot free?

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

### Is Навигационная линейка free?

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

### Which has better reviews, UT.pilot or Навигационная линейка?

UT.pilot and Навигационная линейка are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do UT.pilot or Навигационная линейка have ads?

Neither UT.pilot nor Навигационная линейка shows ads.

### Which is updated more often, UT.pilot or Навигационная линейка?

UT.pilot ships an update every 3 weeks, and Навигационная линейка every 5 months. Most recently, UT.pilot was updated on October 26, 2026 and Навигационная линейка 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.*