Best apps like CalcEngineer

10+ similar apps compared and reviewed

4.7 avg rating
9 free apps
Updated August 2026

Whether you want more options like CalcEngineer or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

KobCard

KobCard by KOB MARKETING

Gift Card Information Platform
📊 Productivity
4.0(62 ratings)
Free
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KobCard is a comprehensive gift card information platform that offers real-time exchange rates, price calculations, and the latest news on gift cards. It serves as a one-stop destination for individuals looking to buy, sell, or stay informed about the world of gift cards.

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Top Alternatives to CalcEngineer

SIGMASMITH#2

SIGMASMITH by Richard Valois

Productivity Toolkit
Strong Contender
📊 Productivity
5.0(2 ratings)
FreeIn-App Purchases
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This toolkit helps businesses optimize operations by calculating labor costs, tracking error frequency with Pareto charts, and conducting time studies with line balance charts. It provides data-driven insights to enhance productivity and manage resources effectively.

LSSI#3

LSSI by Lean Six Sigma Institute LLC

Lean Six Sigma Institute
Worth Considering
📊 Productivity
5.0(1 ratings)
FreeIn-App Purchases
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Connect with professionals globally, join groups, and participate in Master Classes. Access practical tools, guidelines, and courses, and discover job opportunities. Share your business case studies and enhance your professional development.

More apps like CalcEngineer

4
BuildTools 2.0
BuildTools 2.0
BuildTools 2.0
by Ecommerce Industries, Inc.
Free

A cloud-based construction project management suite designed for custom home builders and remodelers. It offers integrated tools for scheduling, communication, budgeting, task management, and more, streamlining complex construction projects.

Project schedulingCommunication toolsBudgeting
📊 Productivity
(6)
free
5
Merge Voice Memos : MemoMerger
Merge Voice Memos : MemoMerger
Merge Voice Memos : MemoMerger
Mix & Combine Audio Recordings
Free

Effortlessly combine multiple audio recordings into a single file. This tool integrates directly with your existing voice memo app, offering a simple way to manage and share your audio content without complex editing.

Merge multiple voice recordingsDirect integration with Apple Voice MemosSimple and intuitive interface
📊 Productivity
(1)
free with in-app purchases
6
Fraction Calculator PRO #1
Fraction Calculator PRO #1
Fraction Calculator PRO #1
Decimal to Fractions Converter
$3.99

Easily perform fraction calculations, including addition, subtraction, multiplication, and division. Convert fractions to decimals and vice versa, with results automatically simplified. Ideal for everyday tasks like cooking, crafting, or checking homework.

Add, subtract, multiply, and divide fractionsConvert fractions to decimalsAutomatically simplifies fractions
📊 Productivity
(751)
paid
7
Pneumatics
Pneumatics
Pneumatics
by Amnaj Sriwilai
Free

This app offers essential calculation tools for pneumatic systems, aiding in automation system design and equipment selection. It helps users determine cylinder force, speed, air consumption, and estimate costs, streamlining work with pneumatic components.

Cylinder force calculationForce requirement estimationCylinder speed calculation
📊 Productivity
(0)
free
8
Lean Management Toolbox
Lean Management Toolbox
Lean Management Toolbox
by Denny Hartmann
Free

Enhance workplace productivity and meeting efficiency with comprehensive audit tools. Identify areas for improvement, manage tasks with a Kanban board, and track progress through detailed reports. Optimize your organization's operations and reduce waste.

5S/6S Audit ChecklistLocation and Area ManagementKanban Task Management
📊 Productivity
(1)
free with in-app purchases
9
Smart 5S - Lean Manufacturing
Smart 5S - Lean Manufacturing
Smart 5S - Lean Manufacturing
by Industrial Augmented Reality S.L.
Free

This app helps organizations implement and maintain the 5S Lean Manufacturing methodology. It allows for creating checklists, auditing compliance with standards, and managing team improvement activities efficiently. Centralize real-time information, reduce paper documentation, and foster a culture of continuous improvement.

Create checklists by areaAudit compliance with standardsManage team improvement activities
📊 Productivity
(1)
free
10
HVAC Toolkit Lite
HVAC Toolkit Lite
HVAC Toolkit Lite
Useful tool for HVAC engineers
Free

This tool assists HVAC engineers with design checks and quick calculations. It offers various tools for ducting friction loss, pipe sizing, ventilation, and heat load estimations, providing instructions and formulas for each calculation.

Friction loss calculationPipe sizingVentilation calculations
📊 Productivity
(1)
free