# Pipe Tools vs Xpy Bell

The clearest difference is review sentiment: Pipe Tools at 79% against Xpy Bell's 0%. Pipe Tools also leads on rating (4.2 vs 1.0) and ratings volume (20 vs 2). Xpy Bell's advantage is in-app purchases (none vs 1) and update cadence (every 2 months vs every 36 months). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Pipe Tools sells 1 one-off in-app purchase. Xpy Bell asks for nothing beyond the download.

Pipe Tools holds the better App Store score, 4.2 against 1.0. That said, the two scores are not equally well evidenced: Pipe Tools has 20 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 79% of Pipe Tools's written reviews are positive against 0% of Xpy Bell's.

Pipe Tools ships an update every 36 months, Xpy Bell every 2 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Pipe Tools | Xpy Bell |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (20 ratings)](https://appshunter.io/ios/app/pipe-tools/id372454624/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/xpy-bell/id1244379947/reviews) |
| Number of ratings | **20** | 2 |
| Positive reviews | **78.6% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 36 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 43 MB | 88 MB |
| Requires iOS | 15.1 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Bri-Steel Manufacturing](https://appshunter.io/developer/968778552) | [Accvent LLC](https://appshunter.io/developer/805660286) |

## What reviewers say

### Pipe Tools

[App page](https://appshunter.io/ios/app/pipe-tools/id372454624)

This app provides a comprehensive steel pipe handbook with charts for wall thickness, mass, and pressure calculations. It facilitates quick conversions and cost comparisons, allowing users to prepare and send customized PDF quotes for pipe sales.

**Highlights:** Steel pipe charts (wall thickness, mass), Unit conversions (feet, meters, pounds, kg), Pipe cost comparison, Customizable PDF quote generation, Mechanical and hardness conversions, Pressure and wall thickness calculations

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Pro Tools | $0.99 | one-time |


### Xpy Bell

[App page](https://appshunter.io/ios/app/xpy-bell/id1244379947)

Monitor your home's exterior with this Wi-Fi doorbell camera. See and speak to visitors remotely, record footage, and receive motion alerts. Features night vision and cloud backup for continuous surveillance.

**Highlights:** HD wireless outdoor doorbell camera, Two-way audio communication, Remote viewing and visitor interaction, Night vision capabilities, Google Drive cloud backup, Motion detection with push notifications

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pipe Tools free?

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

### Is Xpy Bell free?

Xpy Bell is free to download, with no in-app purchases.

### Which has better reviews, Pipe Tools or Xpy Bell?

Pipe Tools is rated higher. Pipe Tools averages 4.2 out of 5 from 20 ratings, while Xpy Bell averages 1.0 from 2 ratings.

### Do Pipe Tools or Xpy Bell have ads?

Neither Pipe Tools nor Xpy Bell shows ads.

### Which is updated more often, Pipe Tools or Xpy Bell?

Pipe Tools ships an update every 36 months, and Xpy Bell every 2 months. Most recently, Pipe Tools was updated on November 1, 2026 and Xpy Bell on November 2, 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.*