# Unity Columbine vs PrayerMap

The clearest difference is update cadence: PrayerMap at every 10 days against Unity Columbine's every 3 weeks. Unity Columbine's advantage is iOS requirement (15.1 vs 17.0). 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.

Unity Columbine ships an update every 3 weeks, PrayerMap every 10 days. The most recent releases landed on September 18, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Unity Columbine | PrayerMap |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Size | 442 MB | 163 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 17+ |
| Developer | [COLUMBINE UNITY CENTER](https://appshunter.io/developer/1744630706) | [Jeffrey Johnson](https://appshunter.io/developer/1860170467) |

## What reviewers say

### Unity Columbine

[App page](https://appshunter.io/ios/app/unity-columbine/id6502212199)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### PrayerMap

[App page](https://appshunter.io/ios/app/prayermap-live-prayer/id6756337969)

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

**In-app purchases:** none


## Frequently asked questions

### Is Unity Columbine free?

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

### Is PrayerMap free?

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

### Do Unity Columbine or PrayerMap have ads?

Neither Unity Columbine nor PrayerMap shows ads.

### Which is updated more often, Unity Columbine or PrayerMap?

Unity Columbine ships an update every 3 weeks, and PrayerMap every 10 days. Most recently, Unity Columbine was updated on September 18, 2026 and PrayerMap on September 27, 2026.

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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.*