# Volume Units Converter vs Smart Construction Dashboard

The clearest difference is price: Smart Construction Dashboard at Free against Volume Units Converter's $1.99. Smart Construction Dashboard also leads on update cadence (monthly vs every 32 months). Volume Units Converter's advantage is iOS requirement (15.0 vs 18.0). On rating, ratings volume, ads and in-app purchases there is nothing between them.

Smart Construction Dashboard is free to download; Volume Units Converter costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Volume Units Converter against 5.0 for Smart Construction Dashboard. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Volume Units Converter ships an update every 32 months, Smart Construction Dashboard monthly. Both last shipped on October 10, 2026.

## The numbers

| Metric | Volume Units Converter | Smart Construction Dashboard |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/volume-units-converter/id1443940327/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/smart-construction-dashboard/id6444716637/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 32 months | **Monthly** |
| Monetization | Paid | **Free** |
| Size | 1 MB | 62 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kei Suefuji](https://appshunter.io/developer/1388335881) | [EARTHBRAIN Ltd.](https://appshunter.io/developer/1392320623) |

## What reviewers say

### Volume Units Converter

[App page](https://appshunter.io/ios/app/volume-units-converter/id1443940327)

Easily convert volume measurements between 18 different units. Simply input your value and select the desired units for instant conversion. Supports a wide range of common and specialized volume measurements.

**Highlights:** Converts between 18 volume units, Supports cubic meters, liters, gallons, and more, Intuitive input and unit selection, Displays converted values instantly, Covers UK and US liquid/dry measurements

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

**In-app purchases:** none


### Smart Construction Dashboard

[App page](https://appshunter.io/ios/app/smart-construction-dashboard/id6444716637)

Access and share your job site's 3D digital twin on mobile. Annotate models, issue instructions, submit reports, and receive real-time notifications for seamless team collaboration. Navigate your site with guided directions to specific points.

**Highlights:** 3D digital twin access, In-model annotations, Instruction and report submission, Real-time notifications, Navigation mode with guided directions, Photo capture and linking

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

**In-app purchases:** none


## Frequently asked questions

### Is Volume Units Converter free?

Volume Units Converter costs $1.99, with no in-app purchases.

### Is Smart Construction Dashboard free?

Smart Construction Dashboard is free to download, with no in-app purchases.

### Which has better reviews, Volume Units Converter or Smart Construction Dashboard?

Volume Units Converter and Smart Construction Dashboard are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Volume Units Converter or Smart Construction Dashboard have ads?

Neither Volume Units Converter nor Smart Construction Dashboard shows ads.

### Which is updated more often, Volume Units Converter or Smart Construction Dashboard?

Volume Units Converter ships an update every 32 months, and Smart Construction Dashboard monthly. Most recently, Volume Units Converter was updated on October 10, 2026 and Smart Construction Dashboard on October 10, 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.*