# FitterMaster vs Pipe Offset Calc

The clearest difference is ads: Pipe Offset Calc at none against FitterMaster's shown. Pipe Offset Calc also leads on update cadence (every 5 days vs every 2 weeks) and iOS requirement (15.1 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. FitterMaster sells 4 in-app purchases, starting at $0.99 per 7 days and Pipe Offset Calc sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

FitterMaster ships an update every 2 weeks, Pipe Offset Calc every 5 days. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | FitterMaster | Pipe Offset Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/fittermaster-pipe-fitter-calc/id6790653655/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 22 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Grima Hdez](https://appshunter.io/developer/1741481582) | [Aliaksei Shuliakouski](https://appshunter.io/developer/6795032775) |

## What reviewers say

### FitterMaster

[App page](https://appshunter.io/ios/app/fittermaster-pipe-fitter-calc/id6790653655)

This app provides essential calculations for pipe fitting, including rolling offsets, fitting takeouts, and flange bolt-up details. It works entirely offline and offers a free version with core features, with a one-time purchase unlocking advanced functionalities.

**Highlights:** Offline functionality, Rolling offset calculations, Fitting takeout charts, Flange bolt-up data, Miter and saddle templates, Feet-inches-sixteenths input, Metric mode

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FitterMaster Pro Weekly | $0.99 | per 7 days |
| FitterMaster Pro Monthly | $1.99 | per month |
| FitterMaster Pro Yearly | $4.99 | per year |
| FitterMaster Pro | $7.99 | one-time |


### Pipe Offset Calc

[App page](https://appshunter.io/ios/app/pipe-offset-calc-spoolset/id6805885264)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock everything | $12.99 | one-time |


## Frequently asked questions

### Is FitterMaster free?

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

### Is Pipe Offset Calc free?

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

### Do FitterMaster or Pipe Offset Calc have ads?

FitterMaster shows ads; Pipe Offset Calc does not.

### Which is updated more often, FitterMaster or Pipe Offset Calc?

FitterMaster ships an update every 2 weeks, and Pipe Offset Calc every 5 days. Most recently, FitterMaster was updated on October 31, 2026 and Pipe Offset Calc 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.*