iBeams Pro vs Thatdidhappen
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iBeams Pro
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.
- 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
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Unlike traditional design tools where you have to define nodes and elements to model your structure, iBeams Pro let's you work like you normally do. You sketch out your beam and loads like you would on a design pad, and instantly view shear, moment, deflection and reactions diagrams. It is very easy to modify and view variations, and you can rapidly analyze several beams in a matter of minutes rather than hours, allowing you to finish your designs more rapidly than ever before. The file format is compatible with iBeams Pro for macOS. Features include: • Beam diagrams with multiple loads and supports, and the corresponding shear, moment, deflection, and reaction diagrams • User editable properties • Imperial and S.I. (metric) units • Editable material and section properties (ships with AISC, BS5950, CISC, and AS/NZS databases) • Multiple supports • Multiple loads • Joints and Moment Releases • Annotations • synchronize preferences and property settings between macOS and iOS versions of this application • support for storing documents on Cloud shares
Thatdidhappen
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Thatdidhappen is your personal evidence documentation app. Document important events directly on your device - no cloud, no servers, just local storage. THREE SPECIALIZED MODULES: SCREENSHOT DOCUMENTATION Import screenshots of messages, social media posts or websites. The app automatically calculates the SHA-256 hash for integrity verification. MEMORY PROTOCOL Record conversations, incidents or meetings. Document date, location, participants and witnesses in a structured format. PHOTO DOCUMENTATION Photograph accidents, defects or handovers with GPS location. Perfect for apartment handovers, parking damages or property damage. WHY THATDIDHAPPEN? - All data stays on your device - No account required - SHA-256 hash calculation for every screenshot - PDF export for all documents - Automatic document hashes - English and German - Dark mode support Ideal for: Landlords, tenants, drivers, parents, employees - anyone who needs to secure evidence.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | iBeams Pro | Thatdidhappen |
|---|---|---|
| Price | $21.99 | $2.99 — better |
| Rating | 3.7 (6 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 6 — better | — |
| Update frequency | Every 4 months | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 12 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Norm Schuster | ADHOCON GmbH |
In-app purchases
iBeams Pro
No in-app purchases
Thatdidhappen
No in-app purchases









