# Maths Dictionary Offline vs Russian Phrasebook

The clearest difference is price: Maths Dictionary Offline at Free against Russian Phrasebook's $6.99. Russian Phrasebook's advantage is in-app purchases (none vs 5) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Maths Dictionary Offline is free to download; Russian Phrasebook costs $6.99 up front. Maths Dictionary Offline sells 5 in-app purchases, starting at $1.99 per 7 days. Russian Phrasebook asks for nothing beyond the download.

Maths Dictionary Offline ships an update every 19 months, Russian Phrasebook every 6 weeks. The most recent releases landed on October 21, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Maths Dictionary Offline | Russian Phrasebook |
| --- | --- | --- |
| Price | **Free** | $6.99 |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/maths-dictionary-offline/id1482727996/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 19 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 13 MB | 35 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Puju Dekivadiya](https://appshunter.io/developer/1289574712) | [Qvyshift LLC](https://appshunter.io/developer/1536442361) |

## What reviewers say

### Maths Dictionary Offline

[App page](https://appshunter.io/ios/app/maths-dictionary-offline/id1482727996)

Access a comprehensive offline mathematics dictionary with thousands of definitions, formulas, and examples. Features include easy search, an adaptive interface, and a quiz mode to test your knowledge. Ideal for students and professors of all levels.

**Highlights:** Offline access to math terminology, Thousands of definitions and formulas, Easy search with auto-suggestion, Adaptive and attractive interface, Includes charts, graphs, and illustrations, Quiz mode for knowledge testing, Speech to text functionality

**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 |


### Russian Phrasebook

[App page](https://appshunter.io/ios/app/russian-phrasebook/id6447536721)

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

**In-app purchases:** none


## Frequently asked questions

### Is Maths Dictionary Offline free?

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

### Is Russian Phrasebook free?

Russian Phrasebook costs $6.99, with no in-app purchases.

### Do Maths Dictionary Offline or Russian Phrasebook have ads?

Maths Dictionary Offline shows ads; Russian Phrasebook does not.

### Which is updated more often, Maths Dictionary Offline or Russian Phrasebook?

Maths Dictionary Offline ships an update every 19 months, and Russian Phrasebook every 6 weeks. Most recently, Maths Dictionary Offline was updated on October 21, 2026 and Russian Phrasebook on October 18, 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.*