# Engineering HandBook

> Mobile reference for engineering formulas, calculations, and material properties. (iPhone/iPad app by Raghu Srinivas.)

- Source: https://appshunter.io/ios/app/engineering-handbook/id843746804 (this page in markdown: same URL + `.md`)
- Developer: [Raghu Srinivas](https://appshunter.io/developer/843746807)
- Category: Education, Reference
- Price: Free
- Rating: 4.00/5 from 4 App Store ratings
- Age rating: 4+
- Requires: iOS 6.0 · 12 MB
- Languages: American English
- Released: 2014-04-03
- Data updated: 2026-06-08
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/engineering-handbook/id843746804/reviews.md

## What is Engineering HandBook?

Engineering HandBook allows you to carry engineering concepts where-ever you go.

Features available in Engineering handbook are:
1. Materials.
2. Numbers.
3. Mechanics.
4. Engineering Components, and
5. Metal Cutting Components.

View various engineering related formulas and calculate values.
Calculate accurately and access formulas while on worksite, in meetings, or during Work.

Materials features:
Classification of categories of ferrous metals (Steel, Iron), Non-ferrous metals and Plastics.
Property details of various Elements.
Calculate equal and unequal angles as per Indian Standards.

Numbers features:
Basic mathematical calculations.
Trigonometric calculation.
Pythagorean theorem.
Inch to Millimeter and vice versa convertor.
Units of physical quantities.
Symbols, and
Measures and weights.

Mechanics features:
Formulas for Gear drive and dimensions.

Engineering Components Features:
Hole to Shaft and vice versa Convertion.

Metal Cutting Operation features:
Calculate Folding, edging and Cold bending value.
Cutting speed.
Machining time.
Clearance between die and punch, and
Cutting force.

## Key features

- Engineering formulas and calculations
- Materials classification and properties
- Basic and trigonometric calculations
- Unit conversions
- Gear drive formulas
- Metal cutting operation calculations


## Frequently asked questions about Engineering HandBook

### What engineering topics does Engineering HandBook cover?

Engineering HandBook covers materials, numbers (including basic math and trigonometry), mechanics, engineering components, and metal cutting operations. It provides formulas and calculation tools for each of these areas.

### Can I perform calculations offline with Engineering HandBook?

The description does not specify offline functionality. However, as a reference and calculation tool, it is likely designed to be accessible without an internet connection once installed.

### What kind of materials information is available in Engineering HandBook?

The app includes classification of ferrous metals (Steel, Iron), non-ferrous metals, and plastics. It also details the properties of various elements and allows calculations for angles as per Indian Standards.

### Does Engineering HandBook offer unit conversions?

Yes, Engineering HandBook includes a converter for inches to millimeters and vice versa. It also lists units of physical quantities, symbols, and measures and weights.

### How frequently is Engineering HandBook updated?

Engineering HandBook was last updated on April 15, 2014, with version 1.0.1. The app was initially released on April 3, 2014, indicating infrequent updates.

### What is the age rating for Engineering HandBook?

Engineering HandBook has an age rating of 4+, making it suitable for a wide audience including younger learners and students.

### Is Engineering HandBook available on Android devices?

Based on the provided data, Engineering HandBook is supported on iPhone and iPod. Information regarding Android compatibility is not available.

### Does Engineering HandBook contain advertisements?

No, Engineering HandBook does not contain advertisements. The app is free to download and use without any ad interruptions.

## Version history (last 2 releases)

### 1.0.1 — 2014-04-15

Bug in Selection dialog is fixed.

### 1.0 — 2014-04-02

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-08.*