Comparison

calcISO5817 vs Structural Engineering Calc.

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

calcISO5817

This application helps welding professionals determine weld quality based on ISO 5817 standards. Input weld geometry and select imperfections to assess if a weld meets quality requirements.

Highlights
  • ISO 5817 quality level calculation
  • Weld geometry input
  • Imperfection selection
  • Weld OK/Not OK status
  • Comparison with measurements
Features
Read full description

This App is for welding engineers, technicians and experts. You found the quality levels for imperfections for welds in the ISO 5817. This App calculated the value for one concretely weld. Select the weld, then input the geometry of the weld, then select the imperfections. The result for this weld is displayed. You can now the result compared with the measurement. The weld is OK or not.

About

Structural Engineering Calc.

This app provides 59 essential structural engineering formulas for columns, beams, base plates, composite beams, and connections. It offers instant demand/capacity checks, a built-in AISC section database, and material references, supporting both USCS and SI units for on-site or office use.

Highlights
  • 59 structural formulas
  • Instant demand/capacity checks
  • Built-in AISC section database
  • Material and code references
  • USCS & SI unit support
  • Pass/Fail visual indicators
Features
Read full description

Structural Engineering Calculator delivers 59 AISC and ACI structural formulas with instant results, demand/capacity checks, a built-in AISC section database, and material references — all in one app. Whether you’re on site, in the office, or reviewing drawings, every calculation you need is in your pocket. 59 STRUCTURAL FORMULAS COLUMNS Critical Ratio (Cc), Effective Length Factor (K), Slenderness Ratio (KL/r), Allowable Compressive Stress (Sr less than Cc), Allowable Compressive Stress (Sr greater than Cc), Safety Factor, Maximum Axial Load. BEAMS Shear Capacity of Flexural Members, Allowable Bending Stress (Compact and Noncompact), Moment Gradient Factor (Cb), Allowable Flange Bending Stress, Plastic Moment (Mp), Lateral Unbraced Lengths (Lp and Lr), Limiting Buckling Moment (Mr), Nominal Moment (Mn), Critical Elastic Moment (Mcr), Allowable Shear Stress, Beam Deflection for UDL and Point Load. BASE PLATES Base Plate Area, Plate Thickness, Bearing Pressure, Flange and Web Thickness, Plate Dimensions N and B. COMPOSITE BEAMS Horizontal Shear for Concrete and Steel, Number of Shear Connectors, Transformed Section Properties, Modular Ratio, Elastic Neutral Axis. CONNECTIONS Allowable Shear with Tension Field Action, Allowable Bearing Stress for Rollers and Rockers, Axial Stress for Concentrated Loads, Allowable Bearing Stress on Fasteners, Number of Shear Connectors, Total Horizontal Shear. AISC CODE REFERENCES Every formula links directly to AISC and ACI clauses — AISC 360-16, AISC ASD 9th Edition, ACI 318-19, and AISC Design Guide 3. PASS / FAIL CHECK Instant visual adequacy check with demand/capacity ratio — green for PASS, red for FAIL. AISC SECTION PICKER Browse W-shapes (AISC 15th Edition) and auto-fill section properties instantly. REFERENCE TAB Built-in library with W-sections (W4–W44), ASTM materials (A36, A992, A572, A500, A325, A490, F1554), weld electrodes, concrete grades, and codes. USCS & SI UNITS Switch anytime between USCS (in, kip, ksi) and SI (mm, MPa) with automatic conversion. All section and material data included. Supports both USCS and SI units. Compatible with iPhone and iPad. One-time purchase — no subscriptions. References: AISC Steel Construction Manual 15th Edition, AISC 360-16, AISC ASD 9th Edition, ACI 318-19, AISC Design Guide 3.

Screenshots

calcISO58173 screens
Structural Engineering Calc.4 screens

Verdict

The call

The clearest difference is review sentiment: calcISO5817 at 100% against Structural Engineering Calc.'s 0%. calcISO5817 also leads on rating (5.0 vs 4.5) and price ($2.99 vs $5.99). Structural Engineering Calc.'s advantage is ratings volume (21 vs 1). On update cadence, ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

calcISO5817 costs $2.99 and Structural Engineering Calc. $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

calcISO5817 holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Structural Engineering Calc. has 21 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of calcISO5817's written reviews are positive against 0% of Structural Engineering Calc.'s.

UpkeepUpdate frequency

calcISO5817 ships an update every 12 months, Structural Engineering Calc. every 10 months. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.

Scorecard4 real differences · 6 level
calcISO5817 versus Structural Engineering Calc.: the parameters behind the verdict, then further details
ParametercalcISO5817Structural Engineering Calc.
Price$2.99 — better$5.99
Rating5.0 (1 ratings) — better4.5 (21 ratings)
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings121 — better
Update frequencyEvery 12 monthsEvery 10 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhoneiPhone, iPad — better
Requires iOS16.6 — better17.6
Further details — not scored
Size1 MB6 MB
Age rating4+4+
DeveloperGeorg RoseV PUGAZHENTHI

Customer experience

calcISO5817

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Structural Engineering Calc.

All ratings21 ratings
Positive90.5%
Neutral0.0%
Negative9.5%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

calcISO5817

No in-app purchases

None

Structural Engineering Calc.

No in-app purchases

Questions

Is calcISO5817 free?
calcISO5817 costs $2.99, with no in-app purchases.
Is Structural Engineering Calc. free?
Structural Engineering Calc. costs $5.99, with no in-app purchases.
Which has better reviews, calcISO5817 or Structural Engineering Calc.?
calcISO5817 is rated higher. calcISO5817 averages 5.0 out of 5 from 1 ratings, while Structural Engineering Calc. averages 4.5 from 21 ratings.
Do calcISO5817 or Structural Engineering Calc. have ads?
Neither calcISO5817 nor Structural Engineering Calc. shows ads.
Which is updated more often, calcISO5817 or Structural Engineering Calc.?
calcISO5817 ships an update every 12 months, and Structural Engineering Calc. every 10 months. Most recently, calcISO5817 was updated on October 7, 2026 and Structural Engineering Calc. on October 8, 2026.

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