# Smart Russian Dictionary vs PRIMZ

The clearest difference is in-app purchases: PRIMZ at none against Smart Russian Dictionary's 5. PRIMZ also leads on update cadence (weekly vs every 7 months) and iOS requirement (15.6 vs 17). On price, ads and device support there is nothing between them.

Both are free to download. Smart Russian Dictionary sells 5 in-app purchases, starting at $0.99 per month. PRIMZ asks for nothing beyond the download.

Smart Russian Dictionary ships an update every 7 months, PRIMZ weekly. The most recent releases landed on August 28, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Smart Russian Dictionary | PRIMZ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 7 months | **Weekly** |
| Size | 62 MB | 54 MB |
| Requires iOS | 17 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Md Shihab Uddin](https://appshunter.io/developer/1602142430) | [Valentin MARTINET](https://appshunter.io/developer/755364916) |

## What reviewers say

### Smart Russian Dictionary

[App page](https://appshunter.io/ios/app/smart-russian-dictionary/id1606885014)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads for a month | $0.99 | per month |
| Remove ads for 2 months | $1.99 | per 2 months |
| Remove ads for 3 months | $2.99 | per 3 months |
| Remove ads for 6 months | $3.99 | per 6 months |
| Remove ads for a year | $5.99 | per year |


### PRIMZ

[App page](https://appshunter.io/ios/app/primz/id6499497243)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart Russian Dictionary free?

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

### Is PRIMZ free?

PRIMZ is free to download, with no in-app purchases.

### Do Smart Russian Dictionary or PRIMZ have ads?

Both Smart Russian Dictionary and PRIMZ show ads.

### Which is updated more often, Smart Russian Dictionary or PRIMZ?

Smart Russian Dictionary ships an update every 7 months, and PRIMZ weekly. Most recently, Smart Russian Dictionary was updated on August 28, 2026 and PRIMZ on September 8, 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.*