# API Pipe Properties vs Quail Tools

The clearest difference is price: Quail Tools at Free against API Pipe Properties's $1.99. Quail Tools also leads on update cadence (every 5 weeks vs every 39 months) and device support (3 vs 1). On ads and in-app purchases there is nothing between them.

Quail Tools is free to download; API Pipe Properties costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

API Pipe Properties ships an update every 39 months, Quail Tools every 5 weeks. The most recent releases landed on September 4, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | API Pipe Properties | Quail Tools |
| --- | --- | --- |
| Price | $1.99 | **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 39 months | **Every 5 weeks** |
| Monetization | — | Free |
| Size | 11 MB | 50 MB |
| Requires iOS | 18.0 | **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

### API Pipe Properties

[App page](https://appshunter.io/ios/app/api-pipe-properties/id1044718618)

**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 API Pipe Properties free?

API Pipe Properties costs $1.99, with no in-app purchases.

### Is Quail Tools free?

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

### Do API Pipe Properties or Quail Tools have ads?

Neither API Pipe Properties nor Quail Tools shows ads.

### Which is updated more often, API Pipe Properties or Quail Tools?

API Pipe Properties ships an update every 39 months, and Quail Tools every 5 weeks. Most recently, API Pipe Properties was updated on September 4, 2026 and Quail Tools on June 1, 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.*