Structural Engineering lite vs Tounka Drive
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Structural Engineering lite
This app provides engineers with essential structural formulas and calculations for civil construction projects. It offers instant results, demand/capacity checks, and a built-in database of materials and sections, all accessible on mobile devices.
- 59 structural formulas (AISC/ACI)
- Instant demand/capacity checks
- Built-in AISC section database
- Material and code references
- USCS & SI unit support
- Pass/Fail visual indicator
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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/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 inches/ksi and mm/MPa with automatic conversion. All section and material data included. Supports both USCS and SI units. Compatible with iPhone and iPad. Pay once — no subscriptions. References: AISC Steel Construction Manual 15th Edition, AISC 360-16, AISC ASD 9th Edition, ACI 318-19, AISC Design Guide 3.
Tounka Drive
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Tounka Drive : La solution simple pour toutes vos livraisons urbaines. Besoin d'envoyer un document urgent, un cadeau à un proche ou de livrer une commande à l'un de vos clients ? Tounka Drive vous connecte instantanément aux meilleurs livreurs de votre ville pour un service rapide, fiable et transparent. Pourquoi choisir Tounka Drive ? Commande instantanée : Renseignez le point de départ et la destination, et trouvez un livreur en quelques secondes. Suivi en temps réel : Ne perdez jamais votre colis de vue ! Suivez la progression de votre livreur sur la carte en temps réel. Transparence des tarifs : Connaissez le prix de votre livraison avant même de valider votre commande. Pas de frais cachés. Preuve de livraison : Recevez une confirmation immédiate dès que votre colis a été remis en main propre au destinataire. Paiements adaptés : Payez vos courses en toute simplicité via Mobile Money ou en espèces. Comment ça marche ? Téléchargez l'application et créez votre compte. Indiquez les adresses de collecte et de livraison. Sélectionnez le type de colis et validez. Suivez votre livraison jusqu'à son arrivée ! Simplifiez vos envois avec Tounka Drive. Téléchargez l'application et commandez votre première livraison dès maintenant !
Screenshots
Verdict
The clearest difference is in-app purchases: Tounka Drive at none against Structural Engineering lite's 1. Tounka Drive also leads on ads (none vs shown) and update cadence (weekly vs every 6 months). On price, device support and iOS requirement 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. Structural Engineering lite sells 1 one-off in-app purchase. Tounka Drive asks for nothing beyond the download.
Structural Engineering lite ships an update every 6 months, Tounka Drive weekly. The most recent releases landed on October 13, 2026 and September 28, 2026 respectively.
| Parameter | Structural Engineering lite | Tounka Drive |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (19 ratings) — better | — |
| Positive reviews | 60.0% of reviews | — |
| Number of ratings | 19 — better | — |
| Update frequency | Every 6 months | Weekly — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.6 | 17.0 — better |
| Further details — not scored | ||
| Size | 6 MB | 84 MB |
| Age rating | 4+ | 4+ |
| Developer | V PUGAZHENTHI | AD GLOBAL SOLUTION |
In-app purchases
Structural Engineering lite
- Structural Engineering Calc.$5.99
Tounka Drive
No in-app purchases
Questions
Is Structural Engineering lite free?
Is Tounka Drive free?
Do Structural Engineering lite or Tounka Drive have ads?
Which is updated more often, Structural Engineering lite or Tounka Drive?
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