Deflection Lite vs steelyard
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Deflection Lite
This app provides interactive and precise structural beam analysis. Easily visualize beam bending by dragging loads and supports, and calculate key engineering results like reactions, shear force, and bending moment.
- Interactive beam bending visualization
- Calculate reactions, shear force, and bending moment
- Built-in cross-section databases
- Unlimited loads and supports
- Export design to shareable permalink
- Metric and standard units
Read full descriptionHide full description
Deflection Lite is the most interactive, fast, and precise app available for structural beam analysis. Simply drag loads and supports on the beam, and see how it bends. RESULTS Calculate reactions, shear force, bending moment, and beam deflection quickly and easily. CROSS SECTION DATABASES Specify elastic modulus and moment of inertia values directly, or find common shapes and materials using the built-in databases, which include most international steel sections, as well as some aluminum and wood shapes. UNLIMITED LOADS AND SUPPORTS Simply drag any load or support on the beam. • Concentrated point loads • Distributed loads • Moment loads • Simple supports • Fixed supports • Fixed hinges • Floating Gerber hinges OTHER FEATURES • Export your design to a permalink that you can share. • Automatic detection of local maxima and minima in diagrams • Metric and standard measurement units CONTACT We like to hear from you! Please email contact@ketchep.com if you have any issues, questions, or comments.
steelyard
This app quickly calculates the weight of steel sections from various international standards. It supports both metric and imperial units and offers offline functionality for convenience. Save your settings and calculations for easy access.
- Steel section weight calculation
- Supports EU, USA, Japanese, KOREA standards
- Metric and Imperial units
- Offline functionality
- Save calculations and settings
- Advanced search system
Read full descriptionHide full description
Steelyard: The Ultimate Metal Mass & Cost Calculator Precision matters. Whether you’re a structural engineer, a metal fabricator, or a scrap dealer, Steelyard turns your smartphone into a heavy-duty industrial scale. Stop guessing and start calculating with the most intuitive interface on the market. iron, aluminum, copper, brass, density, structural, engineer, fabrication, rebar, tube, kg, lbs, construction, gauge, volume, materials, h-beam, u-beam From standard sheets to complex industrial sections, Steelyard handles: Structural Beams: I-Beam, H-Beam, U-Channel, and T-Bars. Tubes & Pipes: Round, square, and rectangular hollow sections. Rods & Bars: Hexagonal, round, and flat bars. Custom Profiles: Input your own dimensions for specialized sections. Massive Material Database: metals including Steel, Aluminum, Copper, Brass, Titanium, and Lead. Live Price Estimator: Input the price per unit to get instant total project costs. Dual Unit Support: Seamlessly toggle between Metric (kg, mm, m) and Imperial (lbs, in, ft). History Log: Save your previous calculations for quick reference later. Offline Mode: Works in the workshop or on-site without an internet connection. "Steelyard is built for the floor, not just the office. Big buttons, high-contrast text, and zero fluff."
Screenshots
Verdict
The clearest difference is in-app purchases: Deflection Lite at none against steelyard's 1. steelyard's advantage is rating (4.7 vs 4.5) and review sentiment (56% vs 44%). On price, update cadence, 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. steelyard sells 1 one-off in-app purchase. Deflection Lite asks for nothing beyond the download.
steelyard holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: steelyard has 297 ratings behind it against 46, so its average is the more settled of the two. Written reviews point the same way: 44% of Deflection Lite's written reviews are positive against 56% of steelyard's.
Deflection Lite ships an update every 3 months, steelyard every 2 months. The most recent releases landed on September 17, 2026 and September 19, 2026 respectively.
| Parameter | Deflection Lite | steelyard |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (46 ratings) | 4.7 (297 ratings) — better |
| Positive reviews | 44.4% of reviews | 55.6% of reviews — better |
| Number of ratings | 46 | 297 — better |
| Update frequency | Every 3 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 108 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Blue Ketchep | Mohamed Saad |
Customer experience
Deflection Lite
steelyard
In-app purchases
Deflection Lite
No in-app purchases
steelyard
- Ad Blocker$9.99
Questions
Is Deflection Lite free?
Is steelyard free?
Which has better reviews, Deflection Lite or steelyard?
Do Deflection Lite or steelyard have ads?
Which is updated more often, Deflection Lite or steelyard?
Other comparisons















