# Sfera chat vs KCALLS

The clearest difference is device support: Sfera chat at 3 against KCALLS's —. On price, in-app purchases and iOS requirement 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 | Sfera chat | KCALLS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 3 months | — |
| Size | 180 MB | 7 MB |
| Requires iOS | 15.1 | **14.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 17+ | 4+ |
| Developer | [Maksim Smirnov](https://appshunter.io/developer/1852737608) | [Aster of Asia Company Limited](https://appshunter.io/developer/892175327) |

## What reviewers say

### Sfera chat

[App page](https://appshunter.io/ios/app/sfera-chat/id6755233874)

**In-app purchases:** none


### KCALLS

[App page](https://appshunter.io/ios/app/kcalls/id6759832848)

**In-app purchases:** none


## Frequently asked questions

### Is Sfera chat free?

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

### Is KCALLS free?

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

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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.*