SSI Steel Design vs CalBasic
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SSI Steel Design
Easily determine the capacity of structural steel beams and columns. Get detailed calculation sheets to verify your work, designed according to AISC 360-16 standards. Features intuitive touch-based interaction and built-in material databases.
- Determine steel beam and column capacity
- Generate detailed calculation sheets
- Intuitive touch-based design input
- Supports AISC 360-16 standards
- Built-in material databases
- Saves calculation sheets as JPG
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Determine capacity of structural steel beam and column easily and obtain results and calculation sheets to double-check your work!! This is a great tool for civil engineers. You will find it useful to calculate capacity of built-up beam and column. The design is in accordance with the provision of AISC 360-16 which is the latest version of design theory. INTUITIVE TOUCH-BASED INTERACTION Quickly place dimensions of the built-up beam or column, and select the steel grade using a simple graphical design. Out solver algorithm will automatically solve and determine the capacity Immediately see what the maximum capacity of the section and also generate calculation sheet to see the calculation details and procedures simultaneously. The calculation sheet will be in .jpg form and automatically saved into your photo gallery. DOUBLY SYMMETRIC AND SINGLY SYMETRIC SECTION AND BUILT-IN MATERIALS Flexible dimensions can be placed to define the size of the section directly. The built-in databases of materials are also provided, including yield strength of 370 MPa, 420 MPa and 500 MPa CONTACT We want to hear from you!! Issues, questions, or requests? Please contact us via m.me/ssibuildingtechnology
CalBasic
A straightforward calculator app designed for simplicity. It features color-coded buttons for easy identification and a clean interface. Ideal for quick calculations on your mobile device.
- Basic calculator functionality
- Color-coded buttons
- Simple and clean interface
- Designed for quick calculations
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A basic calculator with color coded buttons.
Screenshots
Verdict
The clearest difference is review sentiment: CalBasic at 100% against SSI Steel Design's 0%. CalBasic also leads on rating (5.0 vs 3.0) and in-app purchases (none vs 1). SSI Steel Design's advantage is update cadence (every 3 months vs every 22 months). On price, ads and monetization model 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. SSI Steel Design sells 1 one-off in-app purchase. CalBasic asks for nothing beyond the download.
CalBasic holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews point the same way: 0% of SSI Steel Design's written reviews are positive against 100% of CalBasic's.
SSI Steel Design ships an update every 3 months, CalBasic every 22 months. The most recent releases landed on September 10, 2026 and June 5, 2026 respectively.
| Parameter | SSI Steel Design | CalBasic |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (1 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 1 | 3 — better |
| Update frequency | Every 3 months — better | Every 22 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 18.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 23 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Sahaviriya Steel Industries Public Company Limited | Arun Mahasenan |
Customer experience
SSI Steel Design
CalBasic
In-app purchases
SSI Steel Design
- Full Report Sheet$12.99
CalBasic
No in-app purchases
