# Fuel Density and Volume Calc vs Triveni Group HRMS

The clearest difference is update cadence: Fuel Density and Volume Calc at every 2 months against Triveni Group HRMS's every 6 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Fuel Density and Volume Calc ships an update every 2 months, Triveni Group HRMS every 6 months. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Fuel Density and Volume Calc | Triveni Group HRMS |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 37.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | Ad-supported | — |
| Size | 67 MB | 16 MB |
| Requires iOS | **15.5** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Obli Nishanth Oblirajan](https://appshunter.io/developer/1583614516) | [NETCOMM LABS PRIVATE LIMITED](https://appshunter.io/developer/1586804933) |

## What reviewers say

### Fuel Density and Volume Calc

[App page](https://appshunter.io/ios/app/fuel-density-and-volume-calc/id1606666157)

Calculate fuel density at 15°C and determine tank volume using cm readings. Supports standard tank sizes and allows custom dimensions for precise dip calculations.

**Highlights:** Density calculation at 15°C (ASTM 53B), Tank volume calculation from cm reading, Support for 10k, 15k, 20k, 45k litre tanks, Custom tank dimension input, Tank dip value calculation

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

**In-app purchases:** none


### Triveni Group HRMS

[App page](https://appshunter.io/ios/app/triveni-group-hrms/id6465175708)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Fuel Density and Volume Calc free?

Fuel Density and Volume Calc is free to download, with no in-app purchases.

### Is Triveni Group HRMS free?

Triveni Group HRMS is free to download, with no in-app purchases.

### Do Fuel Density and Volume Calc or Triveni Group HRMS have ads?

Neither Fuel Density and Volume Calc nor Triveni Group HRMS shows ads.

### Which is updated more often, Fuel Density and Volume Calc or Triveni Group HRMS?

Fuel Density and Volume Calc ships an update every 2 months, and Triveni Group HRMS every 6 months. Most recently, Fuel Density and Volume Calc was updated on November 3, 2026 and Triveni Group HRMS on November 7, 2026.

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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.*