Comparison

Tank Volume Calculation vs Fill Safe

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Tank Volume Calculation

Calculate the volume and weight of liquid in various tank shapes. Convert between units and save your results. Optimized for efficiency and ease of use.

Highlights
  • Volume calculations for various tank shapes
  • Liquid weight calculation with density
  • Built-in volume unit converter
  • Metric and imperial unit support
  • Save and share calculation results
  • Optimized for tablets and mobile
Features
Read full description

The Tank Volume Calculator is a user-friendly app designed for quick and accurate tank volume calculations. It also allows you to determine the liquid volume inside a tank and, with the liquid's density, calculate its weight effortlessly. With its intuitive interface, the app minimizes clicks and maximizes efficiency, saving your preferences for future use. Key features include: - Versatile Volume Calculations: Supports vertical, horizontal, rectangular, and ecliptic tanks, as well as tanks with conical, flat, torispherical, elliptical, or hemispherical bottoms. - Built-in Volume Converter: Easily convert between units like cubic meters, liters, imperial gallons, U.S. gallons, and barrels (BBL). - Comprehensive Unit Support: Choose between metric and imperial systems for seamless calculations. Additional Features: - Lightweight design with minimal storage requirements. - No background processes for optimized performance. - Save or share your results effortlessly. - Optimised for tablets and mobile devices. Note: This calculator is intended as an estimation tool. Experience quick and accurate results with the Tank Volume Calculator—perfect for professionals and enthusiasts alike. In-app purchase Details: Lifetime Subscription : 12.99$ Privacy Policy : https://applicationcontent.wordpress.com/privacy-policy/ Terms of use : https://applicationcontent.wordpress.com/terms-of-use/

About

Fill Safe

Features
Read full description

Fill Safe is a modern, driver‑focused tool that streamlines fuel delivery workflows with accurate calculations, QR‑powered tank identification, and clean digital delivery slips. Designed for real‑world field conditions, Fill Safe replaces handwritten paperwork with a fast, consistent, and professional mobile experience. Whether you’re delivering fuel, tracking tank levels, or managing customer locations, Fill Safe helps reduce errors, improve safety, and simplify your daily workflow. Features QR‑Powered Tank Identification Scan a tank’s QR code to instantly load preset dimensions, customer details, and product information. Each scan generates a QR‑linked invoice, ensuring every delivery is tied to the correct tank and location without manual entry. Accurate and Safety‑Focused Calculations Fill Safe includes a built‑in geometry engine that estimates tank volume using real measurements. Clear inputs, automatic conversions, and structured data entry help reduce mistakes and support safer delivery decisions. Instant PDF Delivery Slips Create clean, professional delivery slips with: • Customer and site information • Tank dimensions and product details • Start/stop measurements • Driver notes • Digital signatures • QR invoice ID for traceability Share PDFs instantly with billing, dispatch, or customers. Driver‑Friendly Workflow Fill Safe is built for speed and clarity: • Large, readable inputs • Simple step‑by‑step flow • Automatic field population • Light and dark mode support Optimized for use in trucks, yards, and job sites. Preset Library Save tank presets for quick repeat deliveries. Each preset stores dimensions, product type, customer location, and a linked QR code. Signature Capture Collect customer or driver signatures directly on the device. Signatures are embedded into the PDF for clean, audit‑ready documentation. Offline‑Ready Scan QR codes, enter measurements, and generate slips even without service. Share them later when you’re back online. Why Fill Safe Fuel delivery often depends on handwritten notes and inconsistent documentation. Fill Safe brings accuracy, consistency, and professionalism to every delivery: • Reduce errors • Improve billing accuracy • Standardize documentation • Speed up driver workflow • Enhance safety through accurate calculations • Create clean digital records tied to QR‑linked invoices Built with real drivers and real workflows in mind, Fill Safe helps you deliver with confidence.

Screenshots

Tank Volume Calculation4 screens
Fill Safe4 screens

Verdict

The call

The clearest difference is in-app purchases: Fill Safe at none against Tank Volume Calculation's 1. Tank Volume Calculation's advantage is ads (none vs shown) and iOS requirement (12.0 vs 15.1). On price 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Tank Volume Calculation sells 1 one-off in-app purchase. Fill Safe asks for nothing beyond the download.

Scorecard3 real differences · 6 level
Tank Volume Calculation versus Fill Safe: the parameters behind the verdict, then further details
ParameterTank Volume CalculationFill Safe
PriceFreeFree
Rating4.0 (5 ratings) — better—
Number of ratings5 — better—
Update frequency—Every 4 days
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.1
Further details — not scored
Size65 MB49 MB
Age rating4+4+
DeveloperAshvin KevadiyaBenjamin Lee

In-app purchases

1 purchases

Tank Volume Calculation

One-time1
  • Lifetime$3.99
None

Fill Safe

No in-app purchases

Questions

Is Tank Volume Calculation free?
Tank Volume Calculation is free to download, with in-app purchases available.
Is Fill Safe free?
Fill Safe is free to download, with no in-app purchases.
Do Tank Volume Calculation or Fill Safe have ads?
Fill Safe shows ads; Tank Volume Calculation does not.

Other comparisons