# ElbowData vs IBUS Iso Manager

The clearest difference is in-app purchases: IBUS Iso Manager at none against ElbowData's 1. IBUS Iso Manager also leads on ads (none vs shown) and update cadence (every 11 days vs every 2 months). ElbowData's advantage is iOS requirement (15.1 vs 17.0). On price and device support there is nothing between them.

Both are free to download. ElbowData sells 1 one-off in-app purchase. IBUS Iso Manager asks for nothing beyond the download.

ElbowData ships an update every 2 months, IBUS Iso Manager every 11 days. The most recent releases landed on September 22, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | ElbowData | IBUS Iso Manager |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/elbowdata/id1460558732/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 11 days** |
| Monetization | Ad-supported | — |
| Size | 42 MB | 2 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ELM-web](https://appshunter.io/developer/1460558731) | [IBUS GmbH](https://appshunter.io/developer/6784258883) |

## What reviewers say

### ElbowData

[App page](https://appshunter.io/ios/app/elbowdata/id1460558732)

This utility app helps industrial piping professionals quickly visualize pipe and elbow dimensions based on ISO/ASME standards. It offers instant calculations for diameter, angle, and radius, with support for various elbow formats and segmented elbows.

**Highlights:** Pipe and elbow dimension visualization, ISO/ASME standard compliance, Diameter, angle, radius calculation, 2D/3D/5D elbow formats, Segmented elbow generation, PDF abacuses and isometric sheets, Inch/millimeter conversion

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium version | $1.99 | one-time |


### IBUS Iso Manager

[App page](https://appshunter.io/ios/app/ibus-iso-manager/id6784258881)

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

**In-app purchases:** none


## Frequently asked questions

### Is ElbowData free?

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

### Is IBUS Iso Manager free?

IBUS Iso Manager is free to download, with no in-app purchases.

### Do ElbowData or IBUS Iso Manager have ads?

ElbowData shows ads; IBUS Iso Manager does not.

### Which is updated more often, ElbowData or IBUS Iso Manager?

ElbowData ships an update every 2 months, and IBUS Iso Manager every 11 days. Most recently, ElbowData was updated on September 22, 2026 and IBUS Iso Manager on September 19, 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.*