# Орфография русского языка vs Математика ОГЭ 2027

The clearest difference is ads: Математика ОГЭ 2027 at none against Орфография русского языка's shown. Математика ОГЭ 2027 also leads on update cadence (every 3 months vs every 18 months). Орфография русского языка's advantage is iOS requirement (15.0 vs 18.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Орфография русского языка ships an update every 18 months, Математика ОГЭ 2027 every 3 months. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Орфография русского языка | Математика ОГЭ 2027 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 18 months | **Every 3 months** |
| Size | 71 MB | 61 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Vasily Kabunov](https://appshunter.io/developer/1609896092) | [Arseniy Matus](https://appshunter.io/developer/1881977240) |

## What reviewers say

### Орфография русского языка

[App page](https://appshunter.io/ios/app/id6456397985)

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

**In-app purchases:** none


### Математика ОГЭ 2027

[App page](https://appshunter.io/ios/app/2027/id6770064025)

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

**In-app purchases:** none


## Frequently asked questions

### Is Орфография русского языка free?

Орфография русского языка is free to download, with no in-app purchases.

### Is Математика ОГЭ 2027 free?

Математика ОГЭ 2027 is free to download, with no in-app purchases.

### Do Орфография русского языка or Математика ОГЭ 2027 have ads?

Орфография русского языка shows ads; Математика ОГЭ 2027 does not.

### Which is updated more often, Орфография русского языка or Математика ОГЭ 2027?

Орфография русского языка ships an update every 18 months, and Математика ОГЭ 2027 every 3 months. Most recently, Орфография русского языка was updated on October 24, 2026 and Математика ОГЭ 2027 on October 31, 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.*