Best apps like A-Number

10+ similar apps compared and reviewed

1.0 avg rating
4 free apps
Updated August 2026

Looking for something like A? We've analyzed 10+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to A

More apps like A

4
Phone Anti Theft
Phone Anti Theft
Phone Anti Theft
Protect your phone
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Pressure Vessel Thickness Pro
Pressure Vessel Thickness Pro
Pressure Vessel Thickness Pro
by Imran Pinjara
$3.99

Calculate the required design and nominal thickness for various pressure vessel components, including shells, heads, and cones, according to ASME Section VIII Div 1 codes. This offline tool offers high performance for engineers in process equipment manufacturing.

Shell thickness calculationHead thickness calculation (Hemi, Tori, Ellipsoidal)Cone thickness calculation
🔧 Utilities
(1)
paid
6
WeldEquations
WeldEquations
WeldEquations
Section Properties for Welds
Free
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Welding Weight Calculator Pro
Welding Weight Calculator Pro
Welding Weight Calculator Pro
by Imran Pinjara
$5.99
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8
Tank Volume Calculator Pro
Tank Volume Calculator Pro
Tank Volume Calculator Pro
by Imran Pinjara
$3.99

Calculate the partial and full volume of horizontal and vertical tanks with various head types. This tool is essential for engineers to determine liquid volumes at any height, simplifying calculations for storage tanks and pressure vessels.

Calculate horizontal and vertical tank volumesSupport for flat, torispherical, hemispherical, and ellipsoidal headsDetermine partial and full liquid volumes
🔧 Utilities
(0)
paid
9
Tulsa Pipeliners Club App
Tulsa Pipeliners Club App
Tulsa Pipeliners Club App
by Pipe Liners Club of Tulsa
Free
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Welding Toolbox 2
Welding Toolbox 2
Welding Toolbox 2
Welding inspection utilities
$7.99

This app provides essential tools for welding inspection, including calculators for heat input, equivalent carbon content, critical metal parameters, and pitting resistance. It supports both metric and imperial systems and allows for data export.

Heat input calculatorEquivalent carbon content calculatorCritical metal parameter calculator
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paid