# Sinyalbak vs CryptoWhistle

The clearest difference is in-app purchases: Sinyalbak at none against CryptoWhistle's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. CryptoWhistle sells 3 in-app purchases, starting at $4.99 per month. Sinyalbak asks for nothing beyond the download.

## The numbers

| Metric | Sinyalbak | CryptoWhistle |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Daily | — |
| Size | 59 MB | 39 MB |
| Requires iOS | **14.0.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [osman Aktas](https://appshunter.io/developer/1195387794) | [Alperen Akpinar](https://appshunter.io/developer/6781812281) |

## What reviewers say

### Sinyalbak

[App page](https://appshunter.io/ios/app/sinyalbak/id6723899053)

**In-app purchases:** none


### CryptoWhistle

[App page](https://appshunter.io/ios/app/cryptowhistle/id6781812279)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CryptoWhistle PRO | $4.99 | per month |
| CryptoWhistle PRO Annual | $49.99 | per year |
| 1x Premium Tracker Credit | $0.99 | one-time |


## Frequently asked questions

### Is Sinyalbak free?

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

### Is CryptoWhistle free?

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

### Do Sinyalbak or CryptoWhistle have ads?

Neither Sinyalbak nor CryptoWhistle shows ads.

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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.*