# Offset Pipe Calculator vs FabCalc

The clearest difference is price: FabCalc at Free against Offset Pipe Calculator's $1.99. FabCalc also leads on update cadence (weekly vs every 4 months). Offset Pipe Calculator's advantage is in-app purchases (none vs 4) and iOS requirement (13.0 vs 16.0). On ads and device support there is nothing between them.

FabCalc is free to download; Offset Pipe Calculator costs $1.99 up front. FabCalc sells 4 in-app purchases, starting at $4.99 per month. Offset Pipe Calculator asks for nothing beyond the download.

Offset Pipe Calculator ships an update every 4 months, FabCalc weekly. The most recent releases landed on October 3, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Offset Pipe Calculator | FabCalc |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[3.0 (4 ratings)](https://appshunter.io/ios/app/offset-pipe-calculator/id1671140383/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | Paid | — |
| Size | 32 MB | 3 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kantaben Gorasiya](https://appshunter.io/developer/1640260396) | [Double Vision USA LLC](https://appshunter.io/developer/1894678139) |

## What reviewers say

### Offset Pipe Calculator

[App page](https://appshunter.io/ios/app/offset-pipe-calculator/id1671140383)

This tool simplifies complex piping calculations for professionals. It accurately computes offset measurements, angles, and pipe lengths, reducing errors and saving time for those in construction, plumbing, and engineering.

**Highlights:** Accurate offset calculations, Supports multiple fittings, Professional-grade tool, Easy data entry, Detailed output

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

**In-app purchases:** none


### FabCalc

[App page](https://appshunter.io/ios/app/fabcalc-flat-pattern-dxf/id6781708798)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FabCalc Pro Monthly | $4.99 | per month |
| FabCalc Pro Yearly | $29.99 | per year |
| Fab Shop Bundle | $119.99 | one-time |
| ShopCalc Pro Lifetime | $129.99 | one-time |


## Frequently asked questions

### Is Offset Pipe Calculator free?

Offset Pipe Calculator costs $1.99, with no in-app purchases.

### Is FabCalc free?

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

### Do Offset Pipe Calculator or FabCalc have ads?

Neither Offset Pipe Calculator nor FabCalc shows ads.

### Which is updated more often, Offset Pipe Calculator or FabCalc?

Offset Pipe Calculator ships an update every 4 months, and FabCalc weekly. Most recently, Offset Pipe Calculator was updated on October 3, 2026 and FabCalc on October 5, 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.*