Mouse Scale
App for truck drivers
About
This app helps U.S. truck drivers estimate axle weights from air suspension pressure for optimized loads, fuel savings, and safety. It offers a one-time calibration and provides instant weight results, with an optional PRO version for advanced analysis.
What's New in Mouse Scale
2.1
August 7, 2026
Fixed bugs
Subscription plans
Light
Full access to light version
Developer apps
FAQ
How does Mouse Scale estimate axle weights?
Mouse Scale calculates drive axle and dry van tandem weights by using your truck's air suspension pressure gauge. You enter your suspension pressure readings after a one-time calibration with a heavy load.
What are the benefits of using Mouse Scale for fuel savings?
The app helps you easily adjust your trailer tandem position for optimal weight distribution, which can improve fuel efficiency, especially in warmer weather. The PRO version offers further fuel-weight analysis.
Is Mouse Scale accurate for winter driving?
Yes, Mouse Scale helps reduce the risk of winter accidents by ensuring proper load balance and axle weights. This contributes to safer driving conditions during colder months.
What is the difference between the free and PRO versions of Mouse Scale?
The PRO version offers 27 weight-related results with advanced accuracy, including fuel-weight analysis, fifth wheel optimization, and comprehensive load distribution calculations. It claims greater accuracy than expensive built-in scales in 3 out of 5 key metrics.
How do I manage my Mouse Scale subscription?
Subscriptions are auto-renewable and charged to your Apple ID. You can manage or cancel your subscription at any time in your App Store account settings. Subscriptions must be canceled at least 24 hours before the current period ends.
What are the subscription costs for Mouse Scale?
Mouse Scale offers a 'Light' subscription at $4.99 per month and 'Light Annually' at $49.99 per year. Both plans include a 7-day free trial.
What devices is Mouse Scale compatible with?
Mouse Scale is available for iPhone, iPad, and iPod. It is rated for ages 4 and up.
How often is Mouse Scale updated?
The latest version, 1.1.3, was released on March 4, 2026. The app was initially released on October 22, 2025, indicating recent development activity.
