# Math Dictionary Offline vs Mechanical Dictionary

The clearest difference is review sentiment: Mechanical Dictionary at 100% against Math Dictionary Offline's 50%. Mechanical Dictionary also leads on update cadence (every 9 months vs every 75 months) and rating (4.4 vs 4.0). Math Dictionary Offline's advantage is in-app purchases (none vs 5) and ads (none vs shown). On price, ratings volume, device support and iOS requirement there is nothing between them.

Both are free to download. Mechanical Dictionary sells 5 in-app purchases, starting at $1.99 per 7 days. Math Dictionary Offline asks for nothing beyond the download.

Mechanical Dictionary holds the better App Store score, 4.4 against 4.0. Both are backed by a comparable volume of ratings — 2 and 5 respectively. Written reviews point the same way: 50% of Math Dictionary Offline's written reviews are positive against 100% of Mechanical Dictionary's.

Math Dictionary Offline ships an update every 75 months, Mechanical Dictionary every 9 months. The most recent releases landed on September 21, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Math Dictionary Offline | Mechanical Dictionary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/math-dictionary-offline/id1172217680/reviews) | **[4.4 (5 ratings)](https://appshunter.io/ios/app/mechanical-dictionary-offline/id1480363529/reviews)** |
| Number of ratings | 2 | **5** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 75 months | **Every 9 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 46 MB | 14 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Andrew Putranto](https://appshunter.io/developer/1097285857) | [Puju Dekivadiya](https://appshunter.io/developer/1289574712) |

## What reviewers say

### Math Dictionary Offline

[App page](https://appshunter.io/ios/app/math-dictionary-offline/id1172217680)

Access a comprehensive collection of mathematical terms and definitions without an internet connection. This free application allows you to search for specific words alphabetically or by using the built-in search tool. It's ideal for students and anyone needing quick math reference on the go.

**Highlights:** Offline access, Extensive math vocabulary, Completely free, Alphabetical listing, Search tool

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Math Dictionary Offline free?

Math Dictionary Offline is free to download, with no in-app purchases.

### Is Mechanical Dictionary free?

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

### Which has better reviews, Math Dictionary Offline or Mechanical Dictionary?

Mechanical Dictionary is rated higher. Math Dictionary Offline averages 4.0 out of 5 from 2 ratings, while Mechanical Dictionary averages 4.4 from 5 ratings.

### Do Math Dictionary Offline or Mechanical Dictionary have ads?

Mechanical Dictionary shows ads; Math Dictionary Offline does not.

### Which is updated more often, Math Dictionary Offline or Mechanical Dictionary?

Math Dictionary Offline ships an update every 75 months, and Mechanical Dictionary every 9 months. Most recently, Math Dictionary Offline was updated on September 21, 2026 and Mechanical Dictionary on October 3, 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.*