214+ iOS apps curated and reviewed
Looking for free rc gear calculator apps? 16 of our 214+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.4★ (23) | Yes | Yes | May 2026 |
| 2 |  | Free | — | No | No | May 2026 |
| 3 |  | $0.99 | 3.8★ (113) | No | No | Jul 2026 |
| 4 |  | Free | 4.9★ (23) | No | No | May 2026 |
| 5 |  | Free | 4.9★ (7) | Yes | No | Jul 2026 |
| 6 |  | Free | 4.1★ (7) | Yes | No | May 2026 |
| 7 |  | Free | 4.8★ (105) | No | Yes | Jul 2026 |
| 8 |  | Free | 5.0★ (1) | No | Yes | May 2026 |
This app offers a suite of specialized calculators for RC car enthusiasts. It helps with gear ratios, suspension geometry, corner weights, oil viscosity, fuel usage, and top speed estimations. It also stores data for multiple cars and includes helpful guides.
This app is a powerful tool for RC car enthusiasts to calculate maximum speed and optimize gearing. It allows users to save setups, add notes, and email records for detailed tracking of performance. Supports a wide range of LiPo batteries and provides multiple calculation metrics.
Estimate your RC car's top speed by inputting details about its gearing, motor, and batteries. Record your estimates and actual speeds to compare different setups.
This utility app calculates the travel distance of an RC direct drive car per motor rotation. It simplifies setup by displaying results in three easy-to-read tables, allowing users to select gear teeth and tire diameter.
This utility app simplifies the calculation of final drive ratios for RC cars. It allows for offline calculations and provides insights into how different gear ratios affect acceleration, speed, motor load, and battery life.
Manage your RC car setups, log race performance, and receive AI-driven tuning advice. Track settings for hundreds of cars and analyze race data to improve lap times. Share your setups with others or find new ones.
This professional mechanical design tool helps engineers and enthusiasts calculate and optimize various gear parameters. It offers accurate calculations for different gear types, custom parameter input, and real-time design previews.
Get instant AI-powered advice for your remote-controlled car racing needs. Ask questions about setups, adjustments, and parts for various scales and racing types. The app remembers your car details for personalized recommendations.
This app helps radio control car racers calculate their final drive ratio and rollout. Easily select your car, input gear sizes, and get instant results. It also offers charts and saves favorite cars for quick access.
This application connects to a specific corner weight system to measure and display the weight distribution of RC cars. Users can view data, calibrate the scale, and adjust settings like auto power-off via Bluetooth. It's designed for precise weight analysis in RC racing.
This app offers both basic and scientific calculation modes with over 30 scientific operations. It allows for customization of the app's appearance and includes features for note-taking, drawing, and viewing calculation history. It supports high accuracy calculations and nested parentheses.
This app provides 15 calculators for estimating concrete, blocks, mortar, rebar, and gravel. It supports various shapes and units, offering material cost estimations for construction projects.
Easily calculate suspension geometry for RC cars using pill inserts. This tool helps you understand the exact setup you'll achieve with different insert arrangements, simplifying complex adjustments for a better driving experience.
Easily estimate the quantity of various landscaping and hardscaping materials like gravel, stone, and sand. Get precise measurements in tons, cubic yards, or cubic meters for your projects.
A powerful construction calculator designed for tradespeople. It offers a wide range of tools for estimating, layout, framing, and jobsite calculations, helping to save time and improve accuracy. Supports both imperial and metric units.
This app is a powerful scientific calculator with graphing capabilities, a formula library, and a unit converter. It offers natural display input, advanced math functions for algebra, calculus, and statistics, and supports various number bases and formats.
This app provides a comprehensive suite of calculators and tools for CNC machinists, engineers, and hobbyists. It offers specialized calculations for turning, milling, drilling, threading, and geometric tolerances, along with material data and G-code generation.
This app offers a versatile calculator experience with both standard and scientific modes. Customize its appearance, use it in any orientation, and access additional tools like a notes tab and calculation history. It's designed for students and professionals needing accurate calculations.
This free scientific calculator offers essential features like RPN mode, unit conversions, and multiple undo/redo. It provides a taste of a more powerful version, with optional in-app purchases for expanded functionality.