# Fiix CMMS vs Tank Volume Calculation

The clearest difference is rating: Tank Volume Calculation at 4.0 against Fiix CMMS's 2.8. Tank Volume Calculation also leads on iOS requirement (12.0 vs 17.0). Fiix CMMS's advantage is in-app purchases (none vs 1) and ratings volume (18 vs 5). On price, ads, monetization model and device support there is nothing between them.

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

Tank Volume Calculation holds the better App Store score, 4.0 against 2.8. Both are backed by a comparable volume of ratings — 18 and 5 respectively.

## The numbers

| Metric | Fiix CMMS | Tank Volume Calculation |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.8 (18 ratings)](https://appshunter.io/ios/app/fiix-cmms/id1391162398/reviews) | **[4.0 (5 ratings)](https://appshunter.io/ios/app/tank-volume-calculation/id6740401902/reviews)** |
| Number of ratings | **18** | 5 |
| Positive reviews | 22.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 62 MB | 65 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Rockwell Automation](https://appshunter.io/developer/432749786) | [Ashvin Kevadiya](https://appshunter.io/developer/1756324971) |

## What reviewers say

### Fiix CMMS

[App page](https://appshunter.io/ios/app/fiix-cmms/id1391162398)

Manage thousands of assets, work orders, and parts from anywhere. This app helps teams find, fix, and prevent breakdowns by planning, tracking, and optimizing maintenance tasks. Access all your maintenance data, even offline.

**Highlights:** Work order management, Asset tracking, Spare parts inventory, Offline mode, Photo attachments, Barcode scanning, E-signatures

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Tank Volume Calculation

[App page](https://appshunter.io/ios/app/tank-volume-calculation/id6740401902)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime | $3.99 | one-time |


## Frequently asked questions

### Is Fiix CMMS free?

Fiix CMMS is free to download, with no in-app purchases.

### Is Tank Volume Calculation free?

Tank Volume Calculation is free to download, with in-app purchases available.

### Which has better reviews, Fiix CMMS or Tank Volume Calculation?

Tank Volume Calculation is rated higher. Fiix CMMS averages 2.8 out of 5 from 18 ratings, while Tank Volume Calculation averages 4.0 from 5 ratings.

### Do Fiix CMMS or Tank Volume Calculation have ads?

Neither Fiix CMMS nor Tank Volume Calculation shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*