StrucMaster HD vs WrenchBook
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
StrucMaster HD
This app allows users to define and analyze structural mechanics problems on their iPad. It offers powerful functions for internal force diagrams, dynamics, influence lines, and stability analysis, with detailed solving steps provided by AI. Users can create complex structures with non-integer element lengths.
- Define custom structures
- Internal force diagram analysis
- Dynamics and stability analysis
- Influence line calculations
- AI-powered detailed solving steps
- MultiSelect command for complex structures
- Offline analysis
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【Introduction】 You will enjoy the procedure of defining your own structure with only several steps and have it analyzed by this StrucMaster HD. Powerful functions inside can deal with internal force diagram, dynamics, influence line and stability analysis. The Intelligence part can provide detailed solving steps. The MultiSelect command can help you establish the large structure just as in CAD, it can also help designers define structures with non-integer length elements. All of the procedures are done by the artificial intelligence in your iPad, no matter whether you are connected to the Internet. Convenient, powerful, no delays, what are you waiting for? Actually, you can download another app, named StrucMaster, if you want to analyze the structure on your iPhone. But the iPad version is more elegant, which takes us most of efforts. If you have any question, you can contact us by our e-mail address structuremaster@163.com or tell us in Facebook. Our Facebook website: https://www.facebook.com/StrucMaster
WrenchBook
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WrenchBook is a simple, privacy-first vehicle maintenance and fuel log app that helps you track service history, fuel usage, costs, mileage, and receipts in one place. Stay organized with reminders and insights, and optionally back up your data to Google Drive so your records are always accessible.
Screenshots
Verdict
The clearest difference is in-app purchases: WrenchBook at none against StrucMaster HD's 1. WrenchBook also leads on update cadence (every 4 weeks vs every 6 months). StrucMaster HD's advantage is iOS requirement (8.0 vs 18.0). On price, ads 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
Both are free to download. StrucMaster HD sells 1 one-off in-app purchase. WrenchBook asks for nothing beyond the download.
StrucMaster HD ships an update every 6 months, WrenchBook every 4 weeks. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.
| Parameter | StrucMaster HD | WrenchBook |
|---|---|---|
| Price | Free | Free |
| Rating | 2.3 (3 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 6 months | Every 4 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPad | iPhone, iPad — better |
| Requires iOS | 8.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 86 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | 颖达 陈 | Leo Ohayon |
In-app purchases
StrucMaster HD
- Advanced Function Forever$3.99
WrenchBook
No in-app purchases
Questions
Is StrucMaster HD free?
Is WrenchBook free?
Do StrucMaster HD or WrenchBook have ads?
Which is updated more often, StrucMaster HD or WrenchBook?
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