# Prayer Alert vs KOJI Filter App

The clearest difference is iOS requirement: Prayer Alert at 12.2 against KOJI Filter App's 15.0. 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 | Prayer Alert | KOJI Filter App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 6 months |
| Size | 61 MB | 74 MB |
| Requires iOS | **12.2** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Teimoor Khan](https://appshunter.io/developer/1286356913) | [Harren Chua](https://appshunter.io/developer/1546545104) |

## What reviewers say

### Prayer Alert

[App page](https://appshunter.io/ios/app/prayer-alert/id1468561280)

**Features:** macOS Compatibility

**In-app purchases:** none


### KOJI Filter App

[App page](https://appshunter.io/ios/app/koji-filter-app/id1546942830)

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

**In-app purchases:** none


## Frequently asked questions

### Is Prayer Alert free?

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

### Is KOJI Filter App free?

KOJI Filter App is free to download, with no in-app purchases.

### Do Prayer Alert or KOJI Filter App have ads?

Neither Prayer Alert nor KOJI Filter App 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.*