# Mechanical Dictionary vs Basic Engineering Dictionary

The clearest difference is review sentiment: Mechanical Dictionary at 100% against Basic Engineering Dictionary's 0%. Mechanical Dictionary also leads on rating (4.4 vs 4.0). Basic Engineering Dictionary's advantage is ads (none vs shown) and update cadence (every 3 months vs every 9 months). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. Mechanical Dictionary sells 5 in-app purchases, starting at $1.99 per 7 days and Basic Engineering Dictionary sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Mechanical Dictionary holds the better App Store score, 4.4 against 4.0. Both are backed by a comparable volume of ratings — 5 and 6 respectively. Written reviews point the same way: 100% of Mechanical Dictionary's written reviews are positive against 0% of Basic Engineering Dictionary's.

Mechanical Dictionary ships an update every 9 months, Basic Engineering Dictionary every 3 months. The most recent releases landed on June 6, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Mechanical Dictionary | Basic Engineering Dictionary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (5 ratings)](https://appshunter.io/ios/app/mechanical-dictionary-offline/id1480363529/reviews)** | [4.0 (6 ratings)](https://appshunter.io/ios/app/basic-engineering-dictionary/id6746554325/reviews) |
| Number of ratings | 5 | **6** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 9 months | **Every 3 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 14 MB | 88 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Puju Dekivadiya](https://appshunter.io/developer/1289574712) | [Shital Gorasiya](https://appshunter.io/developer/1737199158) |

## What reviewers say

### Mechanical Dictionary

[App page](https://appshunter.io/ios/app/mechanical-dictionary-offline/id1480363529)

This app provides a comprehensive offline dictionary for mechanical engineering terms. It includes video lessons, tests, and expert coaching to enhance knowledge in the field. Features like search, audio pronunciation, and daily word learning are available.

**Highlights:** Offline access to thousands of terms, Search and bookmark functionality, Audio pronunciation of words, Daily 'Word of the Day' feature, Multiple choice quizzes, Customizable color themes

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro Plan | $1.99 | per 7 days |
| Monthly Pro Plan | $4.99 | per month |
| Yearly Pro Plan | $29.99 | per year |
| Remove Ads | $9.99 | one-time |
| Lifetime Access | $39.99 | one-time |


### Basic Engineering Dictionary

[App page](https://appshunter.io/ios/app/basic-engineering-dictionary/id6746554325)

Master engineering concepts with a comprehensive dictionary of over 11,000 terms, key equations, and formulas. Features interactive quizzes, a visual quick guide, and hands-free learning with autoplay mode. Ideal for students and professionals seeking to solidify their engineering knowledge.

**Highlights:** 11,000+ engineering terms, Key equations and formulas, Visual Quick Guide, Interactive quizzes, Autoplay mode for hands-free learning, User contributions

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Purchase | $3.99 | one-time |


## Frequently asked questions

### Is Mechanical Dictionary free?

Mechanical Dictionary is free to download, with in-app purchases available.

### Is Basic Engineering Dictionary free?

Basic Engineering Dictionary is free to download, with in-app purchases available.

### Which has better reviews, Mechanical Dictionary or Basic Engineering Dictionary?

Mechanical Dictionary is rated higher. Mechanical Dictionary averages 4.4 out of 5 from 5 ratings, while Basic Engineering Dictionary averages 4.0 from 6 ratings.

### Do Mechanical Dictionary or Basic Engineering Dictionary have ads?

Mechanical Dictionary shows ads; Basic Engineering Dictionary does not.

### Which is updated more often, Mechanical Dictionary or Basic Engineering Dictionary?

Mechanical Dictionary ships an update every 9 months, and Basic Engineering Dictionary every 3 months. Most recently, Mechanical Dictionary was updated on June 6, 2026 and Basic Engineering Dictionary on September 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*