| Core Identity |
| Developer | Fondazione Promozione Acciaio | Hasa Inc. | Gazzini Ventures | Mehmet Bayram | BMAC INFOTECH | Sachinbhai Surani |
| Category | Utilities | Productivity | Utilities | Utilities | Tools | Utilities |
| Platform | Android, iOS | iOS, Android | iOS | iOS | Android | iOS, Android |
| Store Metrics |
| Rating | 0.0 / 5 | 4.7 / 5 | 4.4 / 5 | 5.0 / 5 | 0.0 / 5 | 5.0 / 5 |
| Ratings Count | 0 | 450 | 133 | 1 | 0 | 1 |
| Price | Free | Free | $19.99 | Free | Free | Free |
| Release Date | Feb 20, 2023 | Dec 9, 2016 | Jun 22, 2010 | Dec 2, 2020 | Mar 5, 2026 | Feb 22, 2026 |
| Last Updated | Mar 16, 2026 | Apr 14, 2026 | Apr 24, 2023 | Sep 26, 2023 | Mar 6, 2026 | Feb 23, 2026 |
| Sentiment & Reviews |
| Sentiment | positive | positive | positive | - | - | excellent |
| Score | 82/100 | 75/100 | 80/100 | - | - | 90/100 |
| Praises | - Extensive structural steel section library provides essential reference data for daily engineering tasks
| - Scientific LSI calculation tool provides accurate water balance guidance for pool owners
| - Precision of chemical dosing engine
| - | - | - Structural engineering visualization tools provide clear insights into beam mechanics for students and professionals
- User friendly interface design makes complex solid mechanics calculations accessible for daily academic tasks
|
| Complaints | - Inconsistent calculation results between initial display and saved section data cause professional concern
| - Lack of persistent data storage forces users to re-enter pool volume and settings
| - Lack of cloud synchronization
| - | - | - |
| Requests | - Search functionality by section name would significantly reduce time spent navigating through environments
| - Cloud-based profile storage to save pool volume and historical chemical test data
| - | - | - | - |
| Strategic Intel |
| Strengths | - 8,500-profile database functions as a technical standard for Italian structural design
- Ad-free interface increases professional trust
- Offline-capable reference tool reduces reliance on physical manuals
| - LSI calculator utility builds brand authority for Hasa chemical sales
- Academy integration creates a B2B training pipeline for professionals
| - Specialized chemical calculation engine provides high-precision dosing
- Multi-unit conversion supports diverse international test kit standards
| - | - Offline-first architecture enables utility in remote field environments without cellular connectivity.
| - Visualization tools for beam mechanics drive high retention
- Intuitive interface design lowers the barrier for academic solid mechanics tasks
|
| Weaknesses | - 0.7-star rating gap between platforms
- Inconsistent calculation results between saved and active states
- Missing regional standards limit international utility
| - No cloud-based data persistence forces manual re-entry of pool settings
- Calculator interface lacks precision for mobile users
| - Upfront cost of $19.99 exceeds the category median
- Lack of cloud synchronization limits multi-device utility
| - | - Absence of a verified chemical database limits trust in high-stakes application scenarios.
| - Lifetime purchase model limits recurring revenue
- Lack of cloud-save functionality creates workflow friction for professional users
|
| Pricing | free | free | paid | free | freemium | freemium |
| Momentum | Maintenance | Maintenance | Zombie | - | - | Maintenance |
| Update Cadence | 2 versions, 1 majors/6mo, ~772d avg | 2 versions, ~33d avg | 1 versions, 1 majors/6mo | - | - | 2 versions, ~18d avg |
