# BlueBolt.pl vs Kadromierz

The clearest difference is review sentiment: BlueBolt.pl at 42% against Kadromierz's 13%. Kadromierz's advantage is iOS requirement (15.1 vs 17.0). 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.

BlueBolt.pl ships an update every 3 weeks, Kadromierz fortnightly. The most recent releases landed on September 17, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | BlueBolt.pl | Kadromierz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (8 ratings)](https://appshunter.io/ios/app/blueboltpl/id1237702375/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | **42.1% of reviews** | 12.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free | Free |
| Size | 73 MB | 55 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NTT System S.A.](https://appshunter.io/developer/1190059102) | [Kadromierz Sp. z o.o.](https://appshunter.io/developer/1390662832) |

## What reviewers say

### BlueBolt.pl

[App page](https://appshunter.io/ios/app/blueboltpl/id1237702375)

This app allows users to open doors, gates, elevators, and other entrances using their smartphone. It offers features like temporary access codes, parking spot viewing, and charging station booking, enhancing convenience and security for properties.

**Highlights:** Open doors, gates, and elevators with smartphone, Grant temporary access with one-time codes, View available parking spots on a map, Book charging stations, Real-time access notifications and logs, Organize ride-sharing

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

**In-app purchases:** none


### Kadromierz

[App page](https://appshunter.io/ios/app/kadromierz/id1390662833)

This app helps companies manage employee work schedules, especially those with rotating shifts. It provides employees with easy access to their work schedule, allows them to set preferred working times, and offers notifications for updates. Key features include viewing schedules, managing availability, and tracking work events.

**Highlights:** View work schedule, Employee availability, Work time preferences, Schedule updates notifications, Open shifts dashboard

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

**In-app purchases:** none


## Frequently asked questions

### Is BlueBolt.pl free?

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

### Is Kadromierz free?

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

### Do BlueBolt.pl or Kadromierz have ads?

Neither BlueBolt.pl nor Kadromierz shows ads.

### Which is updated more often, BlueBolt.pl or Kadromierz?

BlueBolt.pl ships an update every 3 weeks, and Kadromierz fortnightly. Most recently, BlueBolt.pl was updated on September 17, 2026 and Kadromierz on September 22, 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.*