# Joulinka vs Polda

The clearest difference is in-app purchases: Joulinka at none against Polda's 1. Joulinka also leads on review sentiment (100% vs 74%) and iOS requirement (8.0 vs 15.6). Polda's advantage is update cadence (every 9 months vs every 36 months). On price, ads and device support there is nothing between them.

Both are free to download. Polda sells 1 one-off in-app purchase. Joulinka asks for nothing beyond the download.

Joulinka ships an update every 36 months, Polda every 9 months. The most recent releases landed on October 23, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Joulinka | Polda |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (4 ratings)](https://appshunter.io/ios/app/polda/id1383201992/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | **100.0% of reviews** | 74.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 36 months | **Every 9 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 69 MB | 97 MB |
| Requires iOS | **8.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [ČEZ, a.s.](https://appshunter.io/developer/868776203) | [Zima-software](https://appshunter.io/developer/403815435) |

## What reviewers say

### Joulinka

[App page](https://appshunter.io/ios/app/joulinka/id625202641)

An interactive story guides children through the basics of electricity generation with animated characters. Kids can actively participate to help solve problems and play various educational games. This app is part of an educational program focused on energy.

**Highlights:** Interactive electricity generation stories, Animated multimedia program, Problem-solving for kids, Multiple educational games, Learn about different power sources, Energy conservation lessons

**Features:** macOS Compatibility

**In-app purchases:** none


### Polda

[App page](https://appshunter.io/ios/app/polda/id1383201992)

Step into the shoes of a detective in a quirky town to solve a kidnapping. This classic point-and-click adventure game offers a humorous, fully dubbed English experience with a detailed plot, engaging puzzles, and a cast of unique characters.

**Highlights:** Interactive characters, Detailed game locations, Stylish graphic design, Detective plot, Logical puzzle tasks, Quality sound effects

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plná verze Polda 1 | $2.99 | one-time |


## Frequently asked questions

### Is Joulinka free?

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

### Is Polda free?

Polda is free to download, with in-app purchases available.

### Do Joulinka or Polda have ads?

Neither Joulinka nor Polda shows ads.

### Which is updated more often, Joulinka or Polda?

Joulinka ships an update every 36 months, and Polda every 9 months. Most recently, Joulinka was updated on October 23, 2026 and Polda on October 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.*