GasCap — Gas Cost Calculator
Know before you go
Free · In‑App Purchases
Know exactly how many gallons to buy — before you pull up to the pump. Try Pro free for 30 days. No credit card required.
GasCap™ is free to use — the fuel-cost calculator, live gas prices, and offline access are free forever.
GasCap™ Pro (requires purchase) unlocks: fill-up history & savings tracking, MPG charts, unlimited saved vehicles, AI Fuel Advisor, and PDF export. Pro is available as an auto-renewable subscription — $2.99/month, or a one-time Lifetime purchase — $19.99.
Privacy Policy: https://www.gascap.app/privacy · Terms of Use (EULA): https://www.gascap.app/terms
Ratings & Reviews
Fixed an issue where the keyboard could cover the text field when typing in the AI Fuel Advisor. Various performance and stability improvements.
The developer, GAS CAPACITY LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Contact Info
- Identifiers
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- GAS CAPACITY LLC
- Size
- 95.6 MB
- Category
- Utilities
- Compatibility
Requires iOS 15.0 or later.
- iPhone
Requires iOS 15.0 or later. - iPad
Requires iPadOS 15.0 or later. - iPod touch
Requires iOS 15.0 or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
13+
- 13+
- Infrequent
Contests
- In-App Purchases
Yes
- GasCap Pro (Monthly) $2.99
- GasCap Pro (Lifetime) $19.99
- Copyright
- © 2026 GAS CAPACITY LLC