更新中
說明
Comprehensive structural engineering calculator with interactive engineering diagrams. Design reinforced concrete, steel connections, retaining walls, and more — covering ACI 318-19, Eurocode 2 (EN 1992-1-1), IS 456:2000, ASCE 7-22, Eurocode 8, IS 1893:2016, AISC 360-22, Eurocode 3, IS 800:2007, Eurocode 1, and Thai DPT standards. Fully offline, no subscription.
REINFORCED CONCRETE DESIGN
• Slab: Two-way RC slab with deflection and crack width checks
• Beam: Flexural and shear design with stirrup spacing and moment diagrams
• Column: Axial + biaxial bending with Bresler Load Contour and P-M interaction
• Foundation: Isolated footing with punching shear, bearing pressure heatmap
RETAINING WALL
• Gravity, cantilever, and counterfort wall types
• Rankine, Coulomb, and Caquot-Kerisel earth pressure theories
• Mononobe-Okabe seismic earth pressure analysis
• Overturning, sliding, and bearing stability checks
• Surcharge, backfill slope, and drainage conditions
SEISMIC ANALYSIS
• ASCE 7-22 / DPT 1302 (Thailand) / Eurocode 8 (Europe) / IS 1893:2016 (India)
• Equivalent lateral force (ELF) procedure
• Story force distribution with base shear calculation
• Multiple structural systems and site class options
STEEL CONNECTION
• AISC 360-22 / Eurocode 3 (EN 1993-1-8) / IS 800:2007 bolted and welded connections
• Bearing and slip-critical bolt types (A325/A490, EC3 8.8/10.9, IS800 4.6/8.8)
• Fillet, CJP, and PJP weld configurations
• Block shear, tearout, and combined force checks
WIND LOAD
• ASCE 7-22 directional procedure
• Eurocode 1 (EN 1991-1-4) peak velocity pressure
• DPT 1311 with built-in database for Thai provinces
• Windward/leeward/sidewall pressures, topographic factors, story forces
SECTION PROPERTIES
• Rectangle, circle, I-section, T-section, L-angle, C-channel, hollow rectangle
• Area, centroid, second moments, principal axes, section moduli
• Torsion constant, warping constant, plastic moduli, shape factor
HYDRAULIC DESIGN
• Darcy-Weisbach, Hazen-Williams, and Manning equations
• Water supply and drainage modes
• Pipe sizing with Reynolds number and friction analysis
• Optional pump sizing with TDH and NPSHa
LIGHTING DESIGN
• Lumen method per ISO 8995 guidelines
• Room type presets (office, corridor, warehouse, drawing room)
• Fixture layout grid, uniformity ratio, power density
• Coefficient of utilization and light loss factor
EVERY CALCULATOR INCLUDES
• Interactive 2D engineering diagrams with labeled values
• Pass/Fail status for all design checks
• Material quantity estimates (concrete, rebar, steel)
• Save calculations to history for reference
• Professional disclaimer for engineer verification
DESIGN STANDARDS
Concrete Design:
• ACI 318-19 (US / International)
• Eurocode 2 — EN 1992-1-1 (Europe)
• IS 456:2000 (India)
• DPT 1008-61 (Thailand)
Seismic:
• ASCE 7-22 (US)
• Eurocode 8 — EN 1998-1 (Europe)
• IS 1893:2016 Part 1 (India)
• DPT 1302 (Thailand)
Steel Connections:
• AISC 360-22 (US)
• Eurocode 3 — EN 1993-1-8 (Europe)
• IS 800:2007 (India)
Wind / Other:
• Eurocode 1 — EN 1991-1-4 (Wind)
• DPT 1311 (Thailand Wind)
• ISO 8995 (Lighting)
BUILT FOR PROFESSIONALS
• Accurate formulas ported from verified web platform
• Comprehensive warnings for edge cases
• Dark engineering theme optimized for field use
• Works completely offline — no internet required
Pay once at $19.99. No subscription, no in-app purchases, no ads. All features unlocked immediately.
Disclaimer: For reference only. All calculations should be verified by a licensed professional engineer before use in any project.
此版本中有什麼更新？ (3.0.0)
Multi-standard support: Eurocode 2, IS 456, IS 1893, Eurocode 3, IS 800. New engineering design theme. iPad text scaling. Pinch-to-zoom diagrams. Updated icon.
銷售商
名稱
Jittapol Prukpatarakul
資訊
類別
版本
3.0.0
大小
38.1 MB
Game Center
否
VPP Device Licensing
是
喜好程度
分級：4+
相容性
iOS 15.1 或更新版本
裝置
iPhone 5s, iPhone 6, iPhone 6 Plus, iPhone 6s, iPhone 6s Plus, iPhone SE, iPhone 7, iPhone 7 Plus, iPhone 8, iPhone 8 Plus, iPhone X, iPhone XR, iPhone XS, iPhone XS Max, iPhone 11, iPhone 11 Pro, iPhone 11 Pro Max, iPhone SE（第 2 代）, iPhone 12, iPhone 12 Pro, iPhone 12 Pro Max, iPhone 12 mini, iPhone 13, iPhone 13 Pro, iPhone 13 Pro Max, iPhone 13 mini, iPhone SE（第 3 代）, iPhone 14, iPhone 14 Plus, iPhone 14 Pro, iPhone 14 Pro Max, iPhone 15, iPhone 15 Plus, iPhone 15 Pro, iPhone 15 Pro Max, iPhone 16, iPhone 16 Plus, iPhone 16 Pro, iPhone 16 Pro Max, iPhone 16e, iPhone 17, iPhone 17 Pro, iPhone 17 Pro Max, iPhone Air, iPhone 17e, iPad（第 5 代）Wi-Fi, iPad（第 5 代）Wi-Fi + Cellular, iPad（第 6 代）Wi-Fi, iPad（第 6 代）Wi-Fi + Cellular, iPad Pro, iPad Pro (Cellular), iPad Pro（9.7 英吋）, iPad Pro（9.7 英吋）（Cellular）, iPad Pro 12.9 英寸（第 2 代）, iPad Pro 12.9 英寸（第 2 代） Wi-Fi + Cellular, iPad Pro（10.5 英寸）, iPad Pro（10.5 英寸） Wi-Fi + Cellular, iPad Pro（11 英寸）, iPad Pro（11 英寸） Wi-Fi + Cellular, iPad Pro 12.9 英寸（第 3 代）, iPad Pro 12.9 英寸（第 3 代） Wi-Fi + Cellular, iPad Air, iPad Air (Cellular), iPad Air 2, iPad Air 2 (Cellular), iPad Air（第三代）, iPad Air（第三代） Wi-Fi + Cellular, iPad mini Retina, iPad mini Retina (Cellular), iPad mini 3, iPad mini 3 (Cellular), iPad mini 4, iPad mini 4 (Cellular), iPad mini（第 5 代）, iPad mini（第 5 代）Wi-Fi + Cellular, iPad（第 7 代）Wi-Fi + Cellular, iPad Pro（11 英寸，第 2 代）, iPad Pro（11 英寸，第 2 代）（Wi-Fi + 行動網路）, iPad Pro（12.9 英寸，第 4 代）, iPad Pro（12.9 英寸，第 4 代）（Wi-Fi + 行動網路）, iPad Air（第四代）（Wi-Fi）, iPad Air（第四代）（Wi-Fi + Cellular）, iPad（第 8 代）Wi-Fi, iPad（第 8 代）Wi-Fi + Cellular, iPad Pro（11 英寸，第 3 代）, iPad Pro（11 英寸，第 3 代）（Wi-Fi + 行動網路）, iPad Pro（12.9 英寸，第 5 代）, iPad Pro（12.9 英寸，第 5 代）（Wi-Fi + 行動網路）, iPad（第 9 代）, iPad（第 9 代）Wi-Fi + Cellular, iPad mini（第 6 代）, iPad mini（第 6 代）Wi-Fi + Cellular, iPad Air（第 5 代）, iPad Air（第 5 代） Wi-Fi + Cellular, iPad Pro（11 英寸，第 4 代）, iPad Pro（11 英寸，第 4 代）（Wi-Fi + 行動網路）, iPad Pro（12.9 英寸，第 6 代）, iPad Pro（12.9 英寸，第 6 代）（Wi-Fi + 行動網路）, iPad（第 10 代）, iPad（第 10 代）（Wi-Fi + 行動網路）, iPad Air 11 吋（M2）Wi-Fi, iPad Air 13 吋（M2）Wi-Fi, iPad Air 13 吋（M2）Wi-Fi + 行動網路, iPad Pro 11 吋（M4）Wi-Fi, iPad Pro 11 吋（M4）Wi-Fi + 行動網路, iPad Pro 13 吋（M4）Wi-Fi, iPad Pro 13 吋（M4）Wi-Fi + 行動網路, iPad mini（A17 Pro）Wi-Fi, iPad mini（A17 Pro）Wi-Fi + 行動網路, iPad（A16，Wi-Fi）, iPad（A16，Wi-Fi + 行動網路）, iPad Air（11 吋，M3，Wi-Fi）, iPad Air（11 吋，M3，Wi-Fi + 行動網路）, iPad Air（13 吋，M3，Wi-Fi）, iPad Air（13 吋，M3，Wi-Fi + 行動網路）, iPad Pro 11 吋（M5）Wi-Fi, iPad Pro 11 吋（M5）Wi-Fi + 行動網路, iPad Pro 13 吋（M5）Wi-Fi, iPad Pro 13 吋（M5）Wi-Fi + 行動網路, iPad Air11M4, iPad Air11M4Cellular, iPad Air13M4, iPad Air13M4Cellular, iPod touch (第六代), iPod touch （第 7 代）
語言
英文
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