# Кнопка ГДЗ vs Column Math Solver for schools

The clearest difference is in-app purchases: Кнопка ГДЗ at none against Column Math Solver for schools's 1. Кнопка ГДЗ also leads on ads (none vs shown) and ratings volume (61 vs 6). On price, rating, update cadence and device support there is nothing between them.

Both are free to download. Column Math Solver for schools sells 1 one-off in-app purchase. Кнопка ГДЗ asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.4 for Кнопка ГДЗ against 4.5 for Column Math Solver for schools. That said, the two scores are not equally well evidenced: Кнопка ГДЗ has 61 ratings behind it against 6, so its average is the more settled of the two.

Кнопка ГДЗ ships an update every 4 months, Column Math Solver for schools every 8 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Кнопка ГДЗ | Column Math Solver for schools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (61 ratings)](https://appshunter.io/ios/app/id1516629785/reviews) | **[4.5 (6 ratings)](https://appshunter.io/ios/app/column-math-solver-for-schools/id6744105516/reviews)** |
| Number of ratings | **61** | 6 |
| Positive reviews | 87.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 4 months** | Every 8 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 27 MB | 157 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SIA Ksenokss](https://appshunter.io/developer/402308034) | [Sergey Dubovitsky](https://appshunter.io/developer/1176840932) |

## What reviewers say

### Кнопка ГДЗ

[App page](https://appshunter.io/ios/app/id1516629785)

Instantly get solutions to your homework problems by taking a photo. This app provides answers for various educational materials, including textbooks and assignments, with a single tap.

**Highlights:** Photo homework solver, Instant solutions, Textbook answers, Assignment help, Single-tap functionality

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- ✅ Comprehensive answer coverage for all subjects
- 📚 Detailed step-by-step solution algorithms
- 🎨 Clean and intuitive user interface design
- ⭐ High accuracy of answers and solutions
- 📖 Extensive content beyond just answers (essays, summaries)

**What reviewers complain about**

- 🐛 White screen/loading issues
- 📱 Orientation lock on tablets (no landscape mode)
- 🔗 Redirects to English-language website unexpectedly
- 📢 Excessive and intrusive advertisements
- ⏱️ Long ad wait times (20+ seconds)

**Reported bugs**

- White screen appears after 5 minutes of use
- App fails to open/launch
- Image loading failures for problem solutions
- AI photo solver not functioning despite reinstalls
- Unexpected redirects to external websites

**Requested features**

- Offline mode functionality
- Contour maps for geography
- Probability and statistics textbook
- Peterson math textbook (5th grade)
- Russian language reference guides (3rd and 4th grade)


### Column Math Solver for schools

[App page](https://appshunter.io/ios/app/column-math-solver-for-schools/id6744105516)

This app provides step-by-step guidance for middle school students on column methods for addition, subtraction, multiplication, and division. It offers interactive tutorials, practice exercises with feedback, and progress tracking to enhance arithmetic skills.

**Highlights:** Step-by-step guidance for arithmetic operations, Interactive tutorials, Practice exercises with instant feedback, Progress tracking, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Disable advertising | $0.99 | one-time |


## Frequently asked questions

### Is Кнопка ГДЗ free?

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

### Is Column Math Solver for schools free?

Column Math Solver for schools is free to download, with in-app purchases available.

### Which has better reviews, Кнопка ГДЗ or Column Math Solver for schools?

Column Math Solver for schools is rated higher. Кнопка ГДЗ averages 4.4 out of 5 from 61 ratings, while Column Math Solver for schools averages 4.5 from 6 ratings.

### Do Кнопка ГДЗ or Column Math Solver for schools have ads?

Column Math Solver for schools shows ads; Кнопка ГДЗ does not.

### Which is updated more often, Кнопка ГДЗ or Column Math Solver for schools?

Кнопка ГДЗ ships an update every 4 months, and Column Math Solver for schools every 8 months. Most recently, Кнопка ГДЗ was updated on October 24, 2026 and Column Math Solver for schools on October 24, 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.*