# Календарь Пожарного+ vs DB Tuner

The clearest difference is review sentiment: Календарь Пожарного+ at 100% against DB Tuner's 54%. Календарь Пожарного+ also leads on rating (5.0 vs 3.8) and update cadence (every 9 days vs every 3 months). DB Tuner's advantage is ads (none vs shown) and monetization model (free vs ad-supported). 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.

Календарь Пожарного+ holds the better App Store score, 5.0 against 3.8. That said, the two scores are not equally well evidenced: Календарь Пожарного+ has 22 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 100% of Календарь Пожарного+'s written reviews are positive against 54% of DB Tuner's.

Календарь Пожарного+ ships an update every 9 days, DB Tuner every 3 months. The most recent releases landed on October 8, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Календарь Пожарного+ | DB Tuner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (22 ratings)](https://appshunter.io/ios/app/plus/id6504405759/reviews)** | [3.8 (4 ratings)](https://appshunter.io/ios/app/db-tuner/id6720728414/reviews) |
| Number of ratings | **22** | 4 |
| Positive reviews | **100.0% of reviews** | 54.2% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 9 days** | Every 3 months |
| Monetization | Ad-supported | **Free** |
| Size | 152 MB | 15 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [WebSecure Group LLC](https://appshunter.io/developer/633261454) | [LLC "ALPHARD GROUP RUS"](https://appshunter.io/developer/1770271199) |

## What reviewers say

### Календарь Пожарного+

[App page](https://appshunter.io/ios/app/plus/id6504405759)

This app provides a comprehensive suite of tools for firefighters, including shift scheduling, professional calculators, access to regulatory documents, and a community forum. It features a water source map and an AI assistant for professional queries.

**Highlights:** Shift scheduling with automatic calculation, Over 20 professional calculators, Access to over 30 key regulatory documents, Interactive map of water sources, AI assistant for professional questions, Training tests and learning materials, Community forum and news feed

**In-app purchases:** none


### DB Tuner

[App page](https://appshunter.io/ios/app/db-tuner/id6720728414)

This is the official tool for tuning Deaf Bonce head units. It allows users to optimize audio settings for their specific vehicle and listening preferences.

**Highlights:** Official tuning tool, Head unit optimization, Audio settings adjustment, Deaf Bonce compatible

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Календарь Пожарного+ free?

Календарь Пожарного+ is free to download, with no in-app purchases.

### Is DB Tuner free?

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

### Which has better reviews, Календарь Пожарного+ or DB Tuner?

Календарь Пожарного+ is rated higher. Календарь Пожарного+ averages 5.0 out of 5 from 22 ratings, while DB Tuner averages 3.8 from 4 ratings.

### Do Календарь Пожарного+ or DB Tuner have ads?

Календарь Пожарного+ shows ads; DB Tuner does not.

### Which is updated more often, Календарь Пожарного+ or DB Tuner?

Календарь Пожарного+ ships an update every 9 days, and DB Tuner every 3 months. Most recently, Календарь Пожарного+ was updated on October 8, 2026 and DB Tuner on October 9, 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.*