# iBeams Pro vs Thatdidhappen

The clearest difference is price: Thatdidhappen at $2.99 against iBeams Pro's $21.99. Thatdidhappen also leads on update cadence (every 3 days vs every 4 months) and iOS requirement (13.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

iBeams Pro costs $21.99 and Thatdidhappen $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iBeams Pro ships an update every 4 months, Thatdidhappen every 3 days. The most recent releases landed on October 23, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | iBeams Pro | Thatdidhappen |
| --- | --- | --- |
| Price | $21.99 | **$2.99** |
| Rating | **[3.7 (6 ratings)](https://appshunter.io/ios/app/ibeams-pro/id618700117/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 days** |
| Monetization | Paid | — |
| Size | 12 MB | 2 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Norm Schuster](https://appshunter.io/developer/398882205) | [ADHOCON GmbH](https://appshunter.io/developer/1858708318) |

## What reviewers say

### iBeams Pro

[App page](https://appshunter.io/ios/app/ibeams-pro/id618700117)

This app allows engineers to quickly sketch beam designs and instantly view analysis diagrams for shear, moment, and deflection. It offers rapid modification and analysis, streamlining the design process for structural elements. The file format is compatible with its macOS counterpart.

**Highlights:** Instant shear, moment, and deflection diagrams, Sketch beam and loads like on a pad, Rapid modification and analysis, Imperial and S.I. units, Editable material and section properties, Cloud document storage

**Features:** Vision Pro support

**In-app purchases:** none


### Thatdidhappen

[App page](https://appshunter.io/ios/app/thatdidhappen-protocol/id6757167013)

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

**In-app purchases:** none


## Frequently asked questions

### Is iBeams Pro free?

iBeams Pro costs $21.99, with no in-app purchases.

### Is Thatdidhappen free?

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

### Do iBeams Pro or Thatdidhappen have ads?

Neither iBeams Pro nor Thatdidhappen shows ads.

### Which is updated more often, iBeams Pro or Thatdidhappen?

iBeams Pro ships an update every 4 months, and Thatdidhappen every 3 days. Most recently, iBeams Pro was updated on October 23, 2026 and Thatdidhappen on October 28, 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.*