# Hole Volumes vs Work

The clearest difference is review sentiment: Work at 100% against Hole Volumes's 0%. Hole Volumes's advantage is rating (4.0 vs 2.5) and in-app purchases (none vs 1). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Work sells 1 one-off in-app purchase. Hole Volumes asks for nothing beyond the download.

Hole Volumes holds the better App Store score, 4.0 against 2.5. Both are backed by a comparable volume of ratings — 3 and 2 respectively. Written reviews complicate that: 0% of Hole Volumes's written reviews are positive against 100% of Work's, so the app with the better star average is not the one people write more warmly about.

Hole Volumes ships an update every 5 months, Work every 4 months. The most recent releases landed on October 18, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Hole Volumes | Work |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/hole-volumes/id645763976/reviews)** | [2.5 (2 ratings)](https://appshunter.io/ios/app/work-calendar/id1348319313/reviews) |
| Number of ratings | **3** | 2 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Monetization | Free | Free |
| Size | 4 MB | 20 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ash Point Ltd.](https://appshunter.io/developer/567630274) | [Oscar Rodriguez](https://appshunter.io/developer/943894167) |

## What reviewers say

### Hole Volumes

[App page](https://appshunter.io/ios/app/hole-volumes/id645763976)

This app calculates various oilfield volumes, including hole, annular, tubing, and displacement. Users input depth, casing, and tubing sizes to get quick results. It supports both metric and standard units and allows for custom pipe sizes.

**Highlights:** Calculate hole volumes, Calculate annular volumes, Calculate tubing volumes, Calculate displacement volumes, Supports metric and standard units, Custom pipe size entry

**Features:** Vision Pro support

**In-app purchases:** none


### Work

[App page](https://appshunter.io/ios/app/work-calendar/id1348319313)

Manage your rotating work shifts, overtime, and vacation days with this free utility app. It helps you track important dates and plan your time effectively, with features for color blindness accessibility.

**Highlights:** Rotating shift management, Overtime tracking, Vacation and affairs day logging, Daily notes and reminders, Color blindness accessibility, Event planning

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium version | $1.99 | one-time |


## Frequently asked questions

### Is Hole Volumes free?

Hole Volumes is free to download, with no in-app purchases.

### Is Work free?

Work is free to download, with in-app purchases available.

### Which has better reviews, Hole Volumes or Work?

Hole Volumes is rated higher. Hole Volumes averages 4.0 out of 5 from 3 ratings, while Work averages 2.5 from 2 ratings.

### Do Hole Volumes or Work have ads?

Neither Hole Volumes nor Work shows ads.

### Which is updated more often, Hole Volumes or Work?

Hole Volumes ships an update every 5 months, and Work every 4 months. Most recently, Hole Volumes was updated on October 18, 2026 and Work on October 25, 2026.

---

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