# Rail Model Track Calc vs Calculator

The clearest difference is review sentiment: Calculator at 100% against Rail Model Track Calc's 0%. Calculator also leads on rating (4.4 vs 1.0) and update cadence (every 3 weeks vs every 18 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Calculator holds the better App Store score, 4.4 against 1.0. Both are backed by a comparable volume of ratings — 2 and 8 respectively. Written reviews point the same way: 0% of Rail Model Track Calc's written reviews are positive against 100% of Calculator's.

Rail Model Track Calc ships an update every 18 months, Calculator every 3 weeks. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Rail Model Track Calc | Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/rail-model-track-calc/id1529070758/reviews) | **[4.4 (8 ratings)](https://appshunter.io/ios/app/calculator-math-solver-cally/id6747886289/reviews)** |
| Number of ratings | 2 | **8** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 18 months | **Every 3 weeks** |
| Monetization | Ad-supported | Ad-supported |
| Size | 9 MB | 7 MB |
| Requires iOS | **15.4** | 16 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nobuyuki Kumakura](https://appshunter.io/developer/1529070760) | [鑫磊 韩](https://appshunter.io/developer/1747413821) |

## What reviewers say

### Rail Model Track Calc

[App page](https://appshunter.io/ios/app/rail-model-track-calc/id1529070758)

Easily calculate horizontal and vertical dimensions for diagonal railroad model track layouts. Input track length and angle to get precise measurements for combining different track pieces. Avoid guesswork and ensure accurate model railway construction.

**Highlights:** Calculate horizontal and vertical track lengths, Input track length and angle, Precise measurements in 0.5 mm increments, Error margin less than 0.5mm, Reset function for calculations, Designed for railroad modeling hobbyists

**Features:** macOS Compatibility

**In-app purchases:** none


### Calculator

[App page](https://appshunter.io/ios/app/calculator-math-solver-cally/id6747886289)

This utility app offers a smart and fast way to perform calculations, from basic arithmetic to scientific functions and unit conversions. It also includes features like customization, history tracking, and brain-training math challenges.

**Highlights:** Basic and scientific calculations, Unit conversions, Customizable style, Calculation history, Math challenges

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rail Model Track Calc free?

Rail Model Track Calc is free to download, with no in-app purchases.

### Is Calculator free?

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

### Which has better reviews, Rail Model Track Calc or Calculator?

Calculator is rated higher. Rail Model Track Calc averages 1.0 out of 5 from 2 ratings, while Calculator averages 4.4 from 8 ratings.

### Do Rail Model Track Calc or Calculator have ads?

Both Rail Model Track Calc and Calculator show ads.

### Which is updated more often, Rail Model Track Calc or Calculator?

Rail Model Track Calc ships an update every 18 months, and Calculator every 3 weeks. Most recently, Rail Model Track Calc was updated on November 3, 2026 and Calculator on November 5, 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.*