# KtoZvonil vs Ringfold

The clearest difference is in-app purchases: KtoZvonil at none against Ringfold's 2. KtoZvonil also leads on device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Ringfold sells 2 in-app purchases, starting at $0.99 per month. KtoZvonil asks for nothing beyond the download.

## The numbers

| Metric | KtoZvonil | Ringfold |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Daily | — |
| Size | 10 MB | 7 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [Oleksandr Shapoval](https://appshunter.io/developer/6801500845) | [Vadym Katenin](https://appshunter.io/developer/1481714963) |

## What reviewers say

### KtoZvonil

[App page](https://appshunter.io/ios/app/ktozvonil/id6802043265)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Ringfold

[App page](https://appshunter.io/ios/app/ringfold-call-pattern-blocker/id6809042151)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ringfold Pro Monthly | $0.99 | per month |
| Ringfold Pro Yearly | $5.99 | per year |


## Frequently asked questions

### Is KtoZvonil free?

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

### Is Ringfold free?

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

### Do KtoZvonil or Ringfold have ads?

Neither KtoZvonil nor Ringfold 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.*