# Drillstring Toolbox vs Bottoms Up Calcs

The clearest difference is review sentiment: Drillstring Toolbox at 100% against Bottoms Up Calcs's 0%. Drillstring Toolbox also leads on price (Free vs $0.99) and rating (3.3 vs 2.0). Bottoms Up Calcs's advantage is chart position (#176 vs unranked) and iOS requirement (10.0 vs 14.0). On ratings volume, ads, in-app purchases and device support there is nothing between them.

Drillstring Toolbox is free to download; Bottoms Up Calcs costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Drillstring Toolbox holds the better App Store score, 3.3 against 2.0. Both are backed by a comparable volume of ratings — 3 and 3 respectively. Written reviews point the same way: 100% of Drillstring Toolbox's written reviews are positive against 0% of Bottoms Up Calcs's.

## The numbers

| Metric | Drillstring Toolbox | Bottoms Up Calcs |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[3.3 (3 ratings)](https://appshunter.io/ios/app/drillstring-toolbox/id1068605189/reviews)** | [2.0 (3 ratings)](https://appshunter.io/ios/app/bottoms-up-calcs/id1417523093/reviews) |
| Number of ratings | 3 | 3 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 39 months | — |
| Monetization | **Free** | Paid |
| Best chart rank | — | **#176** |
| Size | 1 MB | 85 MB |
| Requires iOS | 14.0 | **10.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bureau Veritas North America, Inc.](https://appshunter.io/developer/1770295442) | [GoodStamp](https://appshunter.io/developer/717537129) |

## What reviewers say

### Drillstring Toolbox

[App page](https://appshunter.io/ios/app/drillstring-toolbox/id1068605189)

This utility app calculates drill-stem load capacities based on API connections and sizes. It also provides makeup torque and tensile capacity, as well as tensile and torsion capacities for drill pipe tubes.

**Highlights:** Drill-stem load capacity calculation, API connection selection, Makeup torque calculation, Tensile capacity calculation, Drill pipe tube capacities

**Features:** macOS Compatibility

**In-app purchases:** none


### Bottoms Up Calcs

[App page](https://appshunter.io/ios/app/bottoms-up-calcs/id1417523093)

**Currently charting:** #176 Top Paid · Utilities (US App Store)

This utility app helps oil and gas professionals quickly calculate theoretical strokes for downhole operations. It assists in spotting pills and clearing pipes by providing surface-to-bit and surface-to-surface stroke calculations. Designed for ease of use, it's an essential tool for anyone working with downhole volumes.

**Highlights:** Calculate theoretical strokes from bit to surface, Use results to spot pills or clear pipe, Calculate surface to surface strokes, Turn over hole volume calculations, Save parameters and create depth combinations, Essential tool for oil and gas professionals

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

**In-app purchases:** none


## Frequently asked questions

### Is Drillstring Toolbox free?

Drillstring Toolbox is free to download, with no in-app purchases.

### Is Bottoms Up Calcs free?

Bottoms Up Calcs costs $0.99, with no in-app purchases.

### Which has better reviews, Drillstring Toolbox or Bottoms Up Calcs?

Drillstring Toolbox is rated higher. Drillstring Toolbox averages 3.3 out of 5 from 3 ratings, while Bottoms Up Calcs averages 2.0 from 3 ratings.

### Do Drillstring Toolbox or Bottoms Up Calcs have ads?

Neither Drillstring Toolbox nor Bottoms Up Calcs 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.*