# Pipe Tools vs Chaptr

The clearest difference is price: Pipe Tools at Free against Chaptr's $2.99. Pipe Tools also leads on ratings volume (20 vs 2). Chaptr's advantage is in-app purchases (none vs 1) and update cadence (every 6 weeks vs every 36 months). On ads, device support and iOS requirement there is nothing between them.

Pipe Tools is free to download; Chaptr costs $2.99 up front. Pipe Tools sells 1 one-off in-app purchase. Chaptr asks for nothing beyond the download.

Chaptr holds the better App Store score, 4.5 against 4.2. 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 100% of Chaptr's.

Pipe Tools ships an update every 36 months, Chaptr every 6 weeks. The most recent releases landed on October 8, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Pipe Tools | Chaptr |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | [4.2 (20 ratings)](https://appshunter.io/ios/app/pipe-tools/id372454624/reviews) | **[4.5 (2 ratings)](https://appshunter.io/ios/app/chaptr/id1148381183/reviews)** |
| Number of ratings | **20** | 2 |
| Positive reviews | 78.6% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 36 months | **Every 6 weeks** |
| Monetization | **Free** | Paid |
| Size | 43 MB | 2 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 17+ | 4+ |
| Developer | [Bri-Steel Manufacturing](https://appshunter.io/developer/968778552) | [Stefan Trauth](https://appshunter.io/developer/1073103749) |

## 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 |


### Chaptr

[App page](https://appshunter.io/ios/app/chaptr/id1148381183)

Easily create chapter marks for audio productions on your iPhone or Apple Watch. Import audio files, add marks with simple clicks, and export them in various podcast-friendly formats. Adjust mark timing and listening speed for efficient workflow.

**Highlights:** Create chapter marks on iPhone and Apple Watch, Import audio from cloud services or web, Add marks with simple earbud clicks, Edit mark timecodes, Adjust playback speed, Export to multiple podcast formats

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Pipe Tools free?

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

### Is Chaptr free?

Chaptr costs $2.99, with no in-app purchases.

### Which has better reviews, Pipe Tools or Chaptr?

Chaptr is rated higher. Pipe Tools averages 4.2 out of 5 from 20 ratings, while Chaptr averages 4.5 from 2 ratings.

### Do Pipe Tools or Chaptr have ads?

Neither Pipe Tools nor Chaptr shows ads.

### Which is updated more often, Pipe Tools or Chaptr?

Pipe Tools ships an update every 36 months, and Chaptr every 6 weeks. Most recently, Pipe Tools was updated on October 8, 2026 and Chaptr on October 20, 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.*