# OilField Hydrostatic Pressure. vs Quail Tools

The clearest difference is price: Quail Tools at Free against OilField Hydrostatic Pressure.'s $0.99. Quail Tools also leads on update cadence (every 5 weeks vs every 38 months) and device support (3 vs 1). On ads and in-app purchases there is nothing between them.

Quail Tools is free to download; OilField Hydrostatic Pressure. costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

OilField Hydrostatic Pressure. ships an update every 38 months, Quail Tools every 5 weeks. The most recent releases landed on October 8, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | OilField Hydrostatic Pressure. | Quail Tools |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[5.0 (22 ratings)](https://appshunter.io/ios/app/quail-tools/id1279372123/reviews)** |
| Number of ratings | — | **22** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 5 weeks** |
| Monetization | — | Free |
| Size | 1 MB | 50 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [zhandos uakanov](https://appshunter.io/developer/625286817) | [Austin Angelle](https://appshunter.io/developer/1801766276) |

## What reviewers say

### OilField Hydrostatic Pressure.

[App page](https://appshunter.io/ios/app/oilfield-hydrostatic-pressure/id921528975)

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

**In-app purchases:** none


### Quail Tools

[App page](https://appshunter.io/ios/app/quail-tools/id1279372123)

Access essential specifications for Tubulars, BOPs, and API Casing offline. View detailed data like tool joint OD, make-up torque, and pressure ratings. Share spec sheets when an internet connection is available.

**Highlights:** Offline access to Tubular and BOP specs, API Casing General Information table, Detailed spec sheets for equipment, Shareable spec sheets (online), Save spec sheets to device, Tool joint OD, ID, torque, tensile, BOP pressure rating, bonnet type, operating data

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OilField Hydrostatic Pressure. free?

OilField Hydrostatic Pressure. costs $0.99, with no in-app purchases.

### Is Quail Tools free?

Quail Tools is free to download, with no in-app purchases.

### Do OilField Hydrostatic Pressure. or Quail Tools have ads?

Neither OilField Hydrostatic Pressure. nor Quail Tools shows ads.

### Which is updated more often, OilField Hydrostatic Pressure. or Quail Tools?

OilField Hydrostatic Pressure. ships an update every 38 months, and Quail Tools every 5 weeks. Most recently, OilField Hydrostatic Pressure. was updated on October 8, 2026 and Quail Tools on October 29, 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.*