# Kaidan. vs SIETOM77

The clearest difference is in-app purchases: SIETOM77 at none against Kaidan.'s 1. SIETOM77 also leads on iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Kaidan. sells 1 in-app purchase, starting at $8.99 per month. SIETOM77 asks for nothing beyond the download.

## The numbers

| Metric | Kaidan. | SIETOM77 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 6 MB | 29 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Thibaut Comte-Sponville](https://appshunter.io/developer/1809358902) | [Publidata](https://appshunter.io/developer/1528142181) |

## What reviewers say

### Kaidan.

[App page](https://appshunter.io/ios/app/kaidan/id6744820070)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kaidan Plus | $8.99 | per month |


### SIETOM77

[App page](https://appshunter.io/ios/app/sietom77/id6744962841)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Kaidan. free?

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

### Is SIETOM77 free?

SIETOM77 is free to download, with no in-app purchases.

### Do Kaidan. or SIETOM77 have ads?

Neither Kaidan. nor SIETOM77 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.*