Easily calculate the volume and liquid levels for a wide variety of tank shapes. Supports multiple units and offers offline functionality for convenient use in industries or for personal projects.



245+ iOS apps curated and reviewed
The best caymus tank calculator apps on iPhone average 3.8★ across 245+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free was $6.99 | — | No | No | May 2026 | |
| 2 | Free | 1.0★ (1) | No | No | Aug 2026 | |
| 3 | Free | — | No | No | May 2026 | |
| 4 | Free | — | Yes | Yes | May 2026 | |
| 5 | Free | — | No | Yes | May 2026 | |
| 6 | $3.99 | — | No | No | Aug 2026 | |
| 7 | $3.99 | 2.3★ (3) | No | No | May 2026 | |
| 8 | Free | — | No | Yes | Jun 2026 |









Easily calculate the volume and liquid levels for a wide variety of tank shapes. Supports multiple units and offers offline functionality for convenient use in industries or for personal projects.







This app precisely calculates the volume of numerous tank shapes, including cylindrical, rectangular, and conical. It supports custom densities and offers output in various units like liters, cubic meters, and gallons. Designed for professionals and enthusiasts, it simplifies complex calculations with a user-friendly interface.




Calculate the partial and full volume of horizontal and vertical tanks with various head types. This tool is essential for engineers to determine liquid volumes at any height, simplifying calculations for storage tanks and pressure vessels.


Easily calculate the filled and half-filled volumes of various tank types. This app offers a comprehensive volume converter for numerous units and supports 15 different tank shapes for accurate estimations.




Calculate the liquid contents and total capacity of tanks by entering their dimensions and the current liquid level. Access a tank capacity chart via email input.


Calculate the partial and full volume of horizontal and vertical tanks with various head types. This tool is designed for engineers to determine liquid volumes at any height, simplifying capacity calculations for storage tanks and pressure vessels.




Calculate the volume of various tank shapes with precision and ease. This user-friendly tool supports a wide range of tank types and units, making it ideal for professionals and DIY enthusiasts alike. It offers advanced algorithms for accuracy and is optimized for efficiency on your device.


Manage your wine collection with detailed tracking of tastings, ratings, and cellar placement. Discover wine statistics, match wines to dishes, and access a vast wine database. Perfect for both novice and expert wine enthusiasts.


This app simplifies tank management for businesses by monitoring fluid levels, tracking deliveries, and recording usage. It helps you stay organized with accurate volume calculations, tank farm management, and custom alerts for low inventory.


Instantly view real-time tank levels on your smartphone, eliminating guesswork. Track usage history, receive low-level alerts, and easily request refills from your fuel supplier. Manage multiple tanks and share access with others.


Estimate the total and filled volumes of various tank shapes, including rectangular, cylindrical, and those with conical or spherical bottoms. Calculates liquid volume and weight based on filling level, providing an estimate for oil and water tanks.




Effortlessly manage your wine collection with this app. Organize bottles by type, region, or location, track inventory, and get alerts for wines ready to drink. Features include label scanning, maturity calculation, and value tracking for a comprehensive cellar overview.


This app offers a comprehensive suite of 15 calculators for everyday and scientific needs. Easily perform basic arithmetic, complex scientific functions, and specialized calculations like sales tax, age, and loan payments. It also includes a robust unit converter for various measurements.


This app offers a comprehensive suite of advanced calculators for winemaking. It assists with unit conversions, adjustments for sugar, acidity, and sulfites, and estimations for alcohol content and blending. Designed for both beginners and professionals, it provides flexible input and output units for all calculations.