Rail Model Calc vs Billie Converter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Rail Model Calc
Read full descriptionHide full description
Overview This is a calculator app that includes calculation functions necessary when playing with railroad model. How to use After launching the app,the first screen that appears is the Home screen, which also serves as a menu. Swipe and tap the menu on the Home screen to transition to various calculation modes. You can use various calculation modes to perform calculations necessary for railway model track length and railway model production. This App offer the following calculation modes. •Home mode Home is available simple calculations. Set F1-F10 memory on this screen. •Normal mode It is a normal calculator. •Straight mode This mode calculates horizontal and vertical lengths when laying a straight rail diagonally. •Curve mode This mode calculates the vertical, horizontal, and diagonal lengths when laying a curve rail. •S-Curve mode This mode calculates the vertical, horizontal, and diagonal lengths when laying a s-curve rail. •Scale X/Y mode This mode calculates the scale. •Inch to MM mode This mode converts yards and inches to millimeters. For details on how to use it, there is a manual on "?" button. Disclaimer This calculator is for the railroad modeling hobby. The calculation results is the numerical value which be calculated by the developer. It may be different from the numerical value by model manufacturer. In particular, commercially available railroad model rails allow for dimensional errors. Therefore, the calculation results do not necessarily represent what the track layout cannot or can be done. This application is subject to change without notice. The developer assumes no responsibility for any loss or claims by third parties which may arise from the use of this application.
Billie Converter
Read full descriptionHide full description
Billie Converter – Your Capybara of Measurements! Meet Billie, the smartest capybara in the world of conversions! This app was designed to make your life easier when converting units of length, mass, volume, temperature, and even cooking measurements — all with the help of our charming mascot. Key Features: • Fast and accurate length conversions (meters, feet, inches…) • Mass calculations (grams, pounds, ounces…) • Volume conversions (liters, milliliters, cups…) • Temperature conversions (Celsius, Fahrenheit, Kelvin) • Cooking measurements for perfect recipes every time Why Billie stands out: • Simple, lightweight, and intuitive interface • Saves your last conversion status for quick access • Discreet ads that don’t interrupt your experience • And of course… a helpful, adorable capybara by your side! Privacy First Billie Converter does not collect any personal data. Your information stays with you.
Screenshots
Verdict
The clearest difference is ads: Billie Converter at none against Rail Model Calc's shown. Billie Converter also leads on iOS requirement (13.0 vs 15.4). On price, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Rail Model Calc | Billie Converter |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 14 months | — |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.4 | 13.0 — better |
| Further details — not scored | ||
| Size | 13 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | Nobuyuki Kumakura | Marcelo Tokunaga Nakamura |
In-app purchases
Rail Model Calc
No in-app purchases
Billie Converter
No in-app purchases
Questions
Is Rail Model Calc free?
Is Billie Converter free?
Do Rail Model Calc or Billie Converter have ads?
Other comparisons















