# А2Б vs LEMAX Smart boiler

The clearest difference is review sentiment: А2Б at 98% against LEMAX Smart boiler's 0%. А2Б also leads on iOS requirement (10.3 vs 12.0). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 6, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | А2Б | LEMAX Smart boiler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (2 ratings)](https://appshunter.io/ios/app/lemax-smart-boiler/id1581346649/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | **98.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free | Free |
| Size | 40 MB | 60 MB |
| Requires iOS | **10.3** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [a2b](https://appshunter.io/developer/1361498619) | [Fedir Magasumov](https://appshunter.io/developer/1571117854) |

## What reviewers say

### А2Б

[App page](https://appshunter.io/ios/app/2/id1361498620)

This mobile app provides access to a comprehensive business management system. It allows for task management, customer relationship management, document storage, and project collaboration. Managers can receive automated reports, and employees can improve daily efficiency with anytime, anywhere access to corporate information.

**Highlights:** Task execution monitoring, Activity planning and task distribution, Customer base and contact management, Corporate document storage, Project management, Electronic document approval, Automated reporting

**Features:** macOS Compatibility

**In-app purchases:** none


### LEMAX Smart boiler

[App page](https://appshunter.io/ios/app/lemax-smart-boiler/id1581346649)

Control your heating and hot water remotely. Adjust room and heating temperatures, set weekly schedules, and manage water heating functions. Optimize your home's climate for comfort and efficiency.

**Highlights:** Adjust heating temperature, Set room air temperature, Weekly temperature scheduling, Control water heating, Prioritize consumer function, Regulate heating and water power

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is А2Б free?

А2Б is free to download, with no in-app purchases.

### Is LEMAX Smart boiler free?

LEMAX Smart boiler is free to download, with no in-app purchases.

### Do А2Б or LEMAX Smart boiler have ads?

Neither А2Б nor LEMAX Smart boiler shows ads.

### Which is updated more often, А2Б or LEMAX Smart boiler?

А2Б ships an update every 3 months, and LEMAX Smart boiler every 3 months. Most recently, А2Б was updated on October 6, 2026 and LEMAX Smart boiler on September 26, 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.*