Comparison

Concrete Engineering vs Code Général des impôts Tchad

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

Head to head
About

Concrete Engineering

This app provides civil engineers with a comprehensive suite of 56 calculators for concrete design and analysis. It features smart auto-fill pickers, calculation history with PDF export, and direct ACI code references for all calculations.

Highlights
  • 56 concrete and civil engineering calculators
  • Metric and Imperial unit support
  • Smart auto-fill pickers
  • Calculation history with PDF export
  • ACI 318-19 code references
  • Detailed formulas included
Features
Read full description

Concrete Engineering Calculator is a professional-grade app with all 56 calculators for concrete and civil engineering — fully unlocked from first launch. Smart auto-fill pickers, calculation history with PDF export, and ACI code references on every calculator. Key Features: Supports both Metric (SI) and Imperial (USCS) units Includes detailed formulas for all calculations Smart auto-fill pickers for concrete mix grades, rebar grades, and bar sizes Calculation history with save, review, and PDF export ACI 318-19 code reference badge on every calculator Beam Calculations: Water/Cementitious Materials Ratio Modulus of Elasticity Tensile Strength Compressive Stress (Beam) Stress in Reinforcement Cross-sectional Area (Tensile and Compressive Reinforcement) Stress (Extreme Fiber of Concrete) Shear and Diagonal Tension Nominal Shear Stress Ultimate Shear Capacity Cracking Moment Bending Moment Capacity (Underreinforced and Rectangular Beams) Column Calculations: Total Allowable Axial Load Spiral Reinforcing Ratio Long-Column Load Reduction Factor (Fixed Ends) Maximum Permissible Eccentricity (Spiral and Tied Columns) Bending Load (Spiral and Tied Columns) Slab and Wall Calculations: Slab Thickness Flexural Stiffness Ratio (Beam Section and Slab Width) Axial Capacity of Wall Nominal Shear Stress on Wall Vertical Shear Reinforcement Ratio of Wall Development Lengths and Crack Control: Tension Development Lengths (Various Bar Types) Compression Development Length Development Length (Hooked Bar) Crack Width Control Additional Calculations: Volume of Spiral Steel to Concrete Core Ratio Moment at Balanced Condition Shear Friction Reinforcement Area Coefficient of Sliding Friction Modular Ratio Steel Ratio Effective Moment of Inertia Total End Shear (Counterfort Walls) Ultimate Strength (No Wind, With Wind, With Earthquake Load) Auto-Fill Reference Pickers: Concrete mix picker fills compressive strength and modulus of elasticity automatically Rebar grade picker fills yield strength and modulus of steel automatically Bar size picker fills cross-sectional area and diameter automatically All pickers support both SI and USCS unit modes

About

Code Général des impôts Tchad

This app provides the full General Tax Code for Chad in Arabic and French. It details tax regulations for individuals, corporations, and international entities, covering income tax, corporate tax, VAT, and more. It serves as a public resource for tax information.

Highlights
  • General Tax Code of Chad
  • Available in Arabic and French
  • Covers personal and corporate tax
  • Includes VAT and registration duties
  • Details local and international tax rules
  • Publicly accessible resource
Features
Read full description

Le Code Général des Impôts (en arabe et français) contient des dispositions se rapportant au régime fiscal des personnes physiques, des personnes morales ainsi que celles ayant un caractère régional et international. Il fixe les règles relatives à l’assiette, aux taux et aux modalités de recouvrement de l’impôt sur le revenu des personnes physiques, de l’impôt sur les sociétés, la taxe sur la valeur ajoutée, les droits d’enregistrement, les impôts locaux et les autres impositions directes, et indirectes, perçues par l'État et les collectivités territoriales. Toutes ces informations sont regroupées dans un seul document et mis à la disposition du grand public et, constituent donc un outil de sécurisation

Screenshots

Concrete Engineering4 screens
Code Général des impôts Tchad1 screens

Verdict

The call

The clearest difference is price: Code Général des impôts Tchad at Free against Concrete Engineering's $3.99. Code Général des impôts Tchad also leads on iOS requirement (9.0 vs 18.6). Concrete Engineering's advantage is rating (4.2 vs 3.0) and ratings volume (10 vs 1). On ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Code Général des impôts Tchad is free to download; Concrete Engineering costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Concrete Engineering holds the better App Store score, 4.2 against 3.0. That said, the two scores are not equally well evidenced: Concrete Engineering has 10 ratings behind it against 1, so its average is the more settled of the two.

Scorecard5 real differences · 4 level
Concrete Engineering versus Code Général des impôts Tchad: the parameters behind the verdict, then further details
ParameterConcrete EngineeringCode Général des impôts Tchad
Price$3.99Free — better
Rating4.2 (10 ratings) — better3.0 (1 ratings)
Number of ratings10 — better1
Update frequencyEvery 23 months—
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.69.0 — better
Further details — not scored
Size8 MB122 MB
Age rating4+17+
DeveloperV PUGAZHENTHIObservatoire Tchadien des Finances Publiques

Customer experience

Concrete Engineering

All ratings10 ratings
Positive80.0%
Neutral10.0%
Negative10.0%

Code Général des impôts Tchad

All ratings1 ratings
Positive0.0%
Neutral100.0%
Negative0.0%

In-app purchases

None

Concrete Engineering

No in-app purchases

None

Code Général des impôts Tchad

No in-app purchases

Questions

Is Concrete Engineering free?
Concrete Engineering costs $3.99, with no in-app purchases.
Is Code Général des impôts Tchad free?
Code Général des impôts Tchad is free to download, with no in-app purchases.
Which has better reviews, Concrete Engineering or Code Général des impôts Tchad?
Concrete Engineering is rated higher. Concrete Engineering averages 4.2 out of 5 from 10 ratings, while Code Général des impôts Tchad averages 3.0 from 1 ratings.
Do Concrete Engineering or Code Général des impôts Tchad have ads?
Neither Concrete Engineering nor Code Général des impôts Tchad shows ads.

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