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Best Iengineer Apps & Games

209+ iOS apps & games curated and reviewed

4.6 avg rating
20 free apps & games
Updated May 2026

Whether you're new to iengineer or looking for an upgrade, our curated collection of 209+ iOS apps and games has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Top Picks for Iengineer

iEngineer#1

iEngineer by Perfectly Simple Apps LLC

Editor's Choice
🔍 Reference
4.5😊(191 ratings)
FreeIn-App Purchases
iEngineer screenshot 1
iEngineer screenshot 2
iEngineer screenshot 3
iEngineer screenshot 4
iEngineer screenshot 5

Access a vast database of screw and bolt information, including dimensions, material grades, and strength properties for both US and metric fasteners. Features a comprehensive drill chart, unit conversion, and customizable material displays.

What We Love

  • 🚀 Easy to navigate
  • 👍 Comprehensive information
  • 🔧 Useful for everyday work
  • ⚙️ Essential for engineers and machinists

Room to Improve

  • 🐛 Occasional errors in torque and tensile strength data
  • 💰 Metric information requires paid upgrade
  • 🔍 Missing some thread types like NPT and BSPP
Flange Bolt Size & Torque#2

Flange Bolt Size & Torque by Open Source Consulting LLC

Size & Torque Patterns
Strong Contender
🔍 Reference
0.0😐(0 ratings)
FreeIn-App Purchases
Flange Bolt Size & Torque screenshot 1
Flange Bolt Size & Torque screenshot 2
Flange Bolt Size & Torque screenshot 3
Flange Bolt Size & Torque screenshot 4
Flange Bolt Size & Torque screenshot 5
Flange Bolt Size & Torque screenshot 6

Instantly access flange, pipe, and bolt data offline. Quickly find bolt sizes, torque patterns, flange dimensions, and pipe specifications. Ideal for pipefitters and steamfitters needing rapid access to piping information.

What We Love

  • 👍 Easy to use
  • 🚀 Huge time saver
  • ✅ Reliable data
  • 🛠️ Very helpful tool

Room to Improve

  • 💸 Now charges for features
  • 👎 Used to be better
  • 📉 Functionality decreased after redesign
Mechanical Engineering Toolkit#3

Mechanical Engineering Toolkit by APPS BAY LIMITED

Engineering Equations,Formulas
Worth Considering
🔧 Utilities
4.8(50 ratings)
FreeAds
Mechanical Engineering Toolkit screenshot 1
Mechanical Engineering Toolkit screenshot 2
Mechanical Engineering Toolkit screenshot 3
Mechanical Engineering Toolkit screenshot 4
Mechanical Engineering Toolkit screenshot 5

This utility app provides a comprehensive collection of engineering equations and formulas for students and professionals. Easily perform calculations by selecting a formula and inputting variables, with detailed instructions and reference material included.

More Iengineer apps to explore

4
Figure calculator ShapeInfo
Figure calculator ShapeInfo
Figure calculator ShapeInfo
Geometric shape calculator
Free

Easily calculate lengths, angles, and areas of various geometric shapes. Input known values and instantly get precise results for a wide range of 2D and 3D figures. Ideal for students and engineers needing quick geometric computations.

Calculate lengths, angles, and areaSupports 2D shapes (triangle, circle, ellipse)Supports 3D shapes (pyramid, prism, cone, cylinder, sphere)
📊 Productivity
(134)
ad-supported
5
3D modeling: Design my model
3D modeling: Design my model
3D modeling: Design my model
Sculpt & sketch digital art
Free

Create 3D models and digital art on your mobile device. Sculpt, sketch, and color your designs with intuitive gesture controls and a comprehensive set of modeling tools. Export your creations in standard formats.

Gesture-based 3D manipulationVertex, edge, and face editing toolsSculpting and coloring capabilities
🎨 Graphics & Design
(13K)
free with in-app purchases
6
FSWizard
FSWizard
FSWizard
CNC Machinist Calculator
Free

This app is a comprehensive calculator for CNC machinists, simplifying the calculation of speeds and feeds for milling, drilling, and turning operations. It automatically suggests optimal cutting conditions based on material choices and supports advanced features like chip thinning and HSM machining.

Milling, drilling, and turning speeds and feedsAutomatic cutting condition suggestionsChip thinning and HSM support
📊 Productivity
(47)
free
7
CamToPlan - AR tape measure
CamToPlan - AR tape measure
CamToPlan - AR tape measure
floor plan & measurement ruler
Free

Measure lengths, distances, and areas of any surface using augmented reality. This virtual ruler and tape measure allows you to draw measurement lines directly on your phone or tablet's camera feed and export plans in various formats. It's suitable for both personal DIY projects and professional use in real estate, construction, and more.

Augmented reality measurementsHorizontal and vertical measuringExport plans in PDF, PNG, DXF
🔧 Utilities
(16K)
free with in-app purchases
8
Electrician Handbook — Basics
Electrician Handbook — Basics
Electrician Handbook — Basics
Electric circuit, voltage, ohm
Free
$5.99 | 100% OFF

This app provides electricians, students, and installers with essential electrical theory, interactive diagrams, and practical calculators. It includes a community forum for users to share knowledge and seek advice, all accessible offline without ads or subscriptions.

Electrical theory topicsInteractive circuit diagramsCalculators and formulas
🔍 Reference
(965)
free
9
Pipedata
Pipedata
Pipedata
Fast access to component data
Free

Access dimensional and weight data for over 70 common ASME piping components. Provides information in Metric, US Customary Units, and Inch/Fractions, with audited weights for valves, flanges, and other parts. Ensures accuracy and up-to-date information based on the latest ASME specifications.

Dimensional data for 72+ ASME piping componentsWeight information for valves and flangesSupports Metric, US Customary Units, and Inch/Fractions
📊 Productivity
(39)
free
10
Compare Flow
Compare Flow
Compare Flow
by iENGINEERING Corporation
Free

This application helps engineers and designers evaluate the hydraulic flow capacity of various non-pressure sewer pipe types. It allows for comparisons between different pipe geometries and materials, including concrete, thermoplastic, and metal options.

Manning's Formula calculationCompare hydraulic flow capacityEvaluate pipe geometry alternatives
📊 Productivity
(5)
free
11
Electronics Engineer Helper
Electronics Engineer Helper
Electronics Engineer Helper
Calculators and references
Free

This app provides a comprehensive suite of calculators and reference tools for electronics enthusiasts and professionals. It includes features for component identification, circuit calculations, and electrical property analysis, aiding in both study and practical work.

Datasheet searchResistor color code calculatorElectronic schematic symbols
📊 Productivity
(427)
free with in-app purchases
12
Interesting Engineering
Interesting Engineering
Interesting Engineering
Science Tech Engineering News
Free

Stay informed with the latest advancements in technology, science, and engineering. Access exclusive content, personalized news feeds, and engaging quizzes. Designed for a clean and focused reading experience.

Cutting-edge discoveriesAI, renewable energy, space coveragePremium interviews and podcasts
📡 News
(45)
free with in-app purchases
13
Tape Measure™
Tape Measure™
Tape Measure™
Measure anything
Free

Transform your device into a versatile digital toolkit for precise measurements. Create 2D and 3D floor plans, scan rooms, and measure distances with advanced AI and computer vision. Ideal for DIY projects, home renovations, and professional use.

Tape MeasureRulerHeight Tool
🔧 Utilities
(87K)
free with in-app purchases
14
World Craft HD
World Craft HD
World Craft HD
High Definition
Free

Explore new realms with Vikings, dragons, and pirates in this open-world crafting adventure. Survive by building, mining, and crafting tools, or unleash your creativity with unlimited resources in a free-play mode.

Survival mode with hostile creaturesCreative mode with unlimited resourcesMining for valuable materials
🎮 Games
(11K)
free with in-app purchases
15
Engine Corporate Travel
Engine Corporate Travel
Engine Corporate Travel
Modern Travel Management
Free

This app offers a comprehensive platform for managing business travel, providing tools for cost savings, extensive choices, and rewards. It allows for easy plan modifications and offers exclusive discounts on accommodations.

Custom travel policiesReal-time expenditure trackingConsolidated billing
✈️ Travel
(3.2K)
free
16
MyHaas
MyHaas
MyHaas
Haas CNC functionality
Free

Access Haas CNC machine functionality on your iOS device. Order tools, calculate speeds and feeds, manage and monitor your machines, transfer files, and troubleshoot issues remotely.

Tool orderingSpeeds & feeds calculatorMachine management
💼 Business
(132)
free
17
EFE
EFE
EFE
Your Investment Advisor
Free

Access your financial accounts and track progress toward your goals. View your portfolio, link external accounts, and connect with an advisor or planner. Review statements and plan updates for a comprehensive financial overview.

Track retirement goal progressView total portfolio and account detailsLink outside accounts
💰 Finance
(7.3K)
ad-supported
18
Blocs Wave: Record Music Live
Blocs Wave: Record Music Live
Blocs Wave: Record Music Live
Combine Vocals, Loops & Beats
Free

Create and record music on the go with this portable studio app. Explore diverse sounds, arrange loops, and shape your audio with real-time features. It's ideal for songwriters and electronic music producers seeking a quick and intuitive way to develop musical ideas.

Record vocals and instruments liveCombine sounds across genresSlice and rearrange sounds
🎵 Music
(2.2K)
free with in-app purchases
19
Resume Builder - CV Engineer
Resume Builder - CV Engineer
Resume Builder - CV Engineer
AI template maker. PDF creator
Free

Create professional PDF resumes with AI-powered templates and recruiter-approved advice. Easily edit, format, and share your CV to impress employers and land your dream job.

Professional CV templatesEasy resume editingCustom CV sections
💼 Business
(1.5K)
free with in-app purchases
20
学而思网校-专注素质教育的在线学习平台
学而思网校-专注素质教育的在线学习平台
学而思网校-专注素质教育的在线学习平台
人文科学编程课
Free

This platform focuses on cultivating children's core abilities in reading, logic, hands-on skills, cooperation, and expression. It aims to ignite potential, foster humanistic depth, scientific spirit, and a love for learning and innovation through engaging online courses.

Develops reading, logic, and expression skillsFosters humanistic depth and scientific spiritOffers live interactive classes
📚 Education
(599)
free with in-app purchases

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