# Swifl vs Callback

The clearest difference is iOS requirement: Callback at 18.0 against Swifl's 26.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Swifl | Callback |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 18 MB | 2 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Tunde Timea Bartha](https://appshunter.io/developer/1731109217) | [Vladimir Babin](https://appshunter.io/developer/1557125814) |

## What reviewers say

### Swifl

[App page](https://appshunter.io/ios/app/swifl/id6746770275)

**Features:** macOS Compatibility

**In-app purchases:** none


### Callback

[App page](https://appshunter.io/ios/app/callback-interview-prep/id6796242315)

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

**In-app purchases:** none


## Frequently asked questions

### Is Swifl free?

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

### Is Callback free?

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

### Do Swifl or Callback have ads?

Neither Swifl nor Callback 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.*