# Fish Identifier vs Krolicznik

The clearest difference is update cadence: Fish Identifier at daily against Krolicznik's every 10 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Fish Identifier sells 2 in-app purchases, starting at $4.99 per 7 days and Krolicznik sells 4 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Fish Identifier ships an update daily, Krolicznik every 10 days. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Fish Identifier | Krolicznik |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 10 days |
| Size | 13 MB | 14 MB |
| Requires iOS | 16.6 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [bobo pei](https://appshunter.io/developer/1276016340) | [Pawel Grzesiak](https://appshunter.io/developer/1885581749) |

## What reviewers say

### Fish Identifier

[App page](https://appshunter.io/ios/app/fish-identifier-pro-scanner/id6746443289)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited access | $4.99 | per 7 days |
| Unlimited access | $14.99 | per year |


### Krolicznik

[App page](https://appshunter.io/ios/app/krolicznik/id6760660503)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Królicznik Premium | $1.99 | per month |
| Krolicznik Pro | $2.99 | per month |
| Królicznik Premium Rok | $19.99 | per year |
| Królicznik Pro | $24.99 | per year |


## Frequently asked questions

### Is Fish Identifier free?

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

### Is Krolicznik free?

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

### Do Fish Identifier or Krolicznik have ads?

Neither Fish Identifier nor Krolicznik shows ads.

### Which is updated more often, Fish Identifier or Krolicznik?

Fish Identifier ships an update daily, and Krolicznik every 10 days. Most recently, Fish Identifier was updated on October 28, 2026 and Krolicznik 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.*