# Gas Volume Calc vs Digital Data Plate

The clearest difference is rating: Digital Data Plate at 5.0 against Gas Volume Calc's 4.7. Digital Data Plate also leads on update cadence (every 14 months vs every 61 months) and iOS requirement (14.2 vs 26.1). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Digital Data Plate holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

Gas Volume Calc ships an update every 61 months, Digital Data Plate every 14 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Gas Volume Calc | Digital Data Plate |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (3 ratings)](https://appshunter.io/ios/app/gas-volume-calc/id1082576430/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/digital-data-plate/id1527653586/reviews)** |
| Number of ratings | **3** | 2 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 61 months | **Every 14 months** |
| Monetization | Free | Free |
| Size | 18 MB | 130 MB |
| Requires iOS | 26.1 | **14.2** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kelly Gayneaux](https://appshunter.io/developer/1082576429) | [Sensia LLC](https://appshunter.io/developer/1527653588) |

## What reviewers say

### Gas Volume Calc

[App page](https://appshunter.io/ios/app/gas-volume-calc/id1082576430)

This utility estimates natural gas flow rate using standard orifice meter calculations. It's designed for field use by operators, technicians, and engineers, combining meter geometry, flowing conditions, and gas composition for quick, reliable estimates.

**Highlights:** Estimates natural gas flow rate (MCFD), Uses standard orifice meter calculations, Combines meter geometry, flowing conditions, and gas composition, Provides reliable flow estimates in seconds, Simple and dependable field workflow

**Features:** macOS Compatibility

**In-app purchases:** none


### Digital Data Plate

[App page](https://appshunter.io/ios/app/digital-data-plate/id1527653586)

Access and share turbine calibration reports from QR codes on specific meters. Upload data to a totalizer, configure it, and view real-time information. Streamline meter data management and analysis.

**Highlights:** Retrieve turbine calibration reports from QR codes, View calibration reports, Email calibration reports, Upload data to MC Synergy Totalizer, Configure MC Synergy Totalizer, View real-time MC Synergy data

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Gas Volume Calc free?

Gas Volume Calc is free to download, with no in-app purchases.

### Is Digital Data Plate free?

Digital Data Plate is free to download, with no in-app purchases.

### Which has better reviews, Gas Volume Calc or Digital Data Plate?

Digital Data Plate is rated higher. Gas Volume Calc averages 4.7 out of 5 from 3 ratings, while Digital Data Plate averages 5.0 from 2 ratings.

### Do Gas Volume Calc or Digital Data Plate have ads?

Neither Gas Volume Calc nor Digital Data Plate shows ads.

### Which is updated more often, Gas Volume Calc or Digital Data Plate?

Gas Volume Calc ships an update every 61 months, and Digital Data Plate every 14 months. Most recently, Gas Volume Calc was updated on November 2, 2026 and Digital Data Plate on November 3, 2026.

---

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