# Bootstrap Russian Grammar vs PsyOp Detector

The clearest difference is in-app purchases: PsyOp Detector at none against Bootstrap Russian Grammar's 1. Bootstrap Russian Grammar's advantage is iOS requirement (11.4 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Bootstrap Russian Grammar sells 1 one-off in-app purchase. PsyOp Detector asks for nothing beyond the download.

Bootstrap Russian Grammar ships an update weekly, PsyOp Detector every 6 days. The most recent releases landed on October 7, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Bootstrap Russian Grammar | PsyOp Detector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (9 ratings)](https://appshunter.io/ios/app/bootstrap-russian-grammar/id1620305043/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 62.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 6 days** |
| Monetization | Free with in-app purchases | — |
| Size | 28 MB | 43 MB |
| Requires iOS | **11.4** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Declan Software](https://appshunter.io/developer/932750266) | [Garst Peterson](https://appshunter.io/developer/1896227590) |

## What reviewers say

### Bootstrap Russian Grammar

[App page](https://appshunter.io/ios/app/bootstrap-russian-grammar/id1620305043)

Master Russian grammar with a structured, step-by-step approach. This app offers clear explanations, thousands of audio examples, and interactive exercises to build confidence and fluency. It complements a companion book for a comprehensive learning experience.

**Highlights:** 200 grammar topics, 3000+ audio examples, Step-by-step learning, Interactive exercises, Personal study list, Companion book integration

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Russian Grammar | $34.99 | one-time |


### PsyOp Detector

[App page](https://appshunter.io/ios/app/psyop-detector/id6781815186)

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

**In-app purchases:** none


## Frequently asked questions

### Is Bootstrap Russian Grammar free?

Bootstrap Russian Grammar is free to download, with in-app purchases available.

### Is PsyOp Detector free?

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

### Do Bootstrap Russian Grammar or PsyOp Detector have ads?

Neither Bootstrap Russian Grammar nor PsyOp Detector shows ads.

### Which is updated more often, Bootstrap Russian Grammar or PsyOp Detector?

Bootstrap Russian Grammar ships an update weekly, and PsyOp Detector every 6 days. Most recently, Bootstrap Russian Grammar was updated on October 7, 2026 and PsyOp Detector on October 5, 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.*