# iPrayerBook vs 燭光 Catholight

The clearest difference is update cadence: 燭光 Catholight at every 3 weeks against iPrayerBook's every 3 months. iPrayerBook's advantage is iOS requirement (9.0 vs 15.6). 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.

iPrayerBook ships an update every 3 months, 燭光 Catholight every 3 weeks. The most recent releases landed on October 3, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | iPrayerBook | 燭光 Catholight |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (6 ratings)](https://appshunter.io/ios/app/catholight/id6742391846/reviews)** |
| Number of ratings | — | **6** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 24 MB | 269 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [LDTS Ltd. Liability Company](https://appshunter.io/developer/1112505411) | [LiJen Hsu](https://appshunter.io/developer/1798137243) |

## What reviewers say

### iPrayerBook

[App page](https://appshunter.io/ios/app/iprayerbook/id1112505412)

**Features:** macOS Compatibility

**In-app purchases:** none


### 燭光 Catholight

[App page](https://appshunter.io/ios/app/catholight/id6742391846)

This app provides daily spiritual nourishment for Christians, offering access to Mass, the Liturgy of the Hours, prayers, the Bible, and church information. It serves as a pocket faith companion to help manage church life and deepen spiritual growth.

**Highlights:** Daily Mass readings, Liturgy of the Hours, Prayer resources, Bible access, Church life management, Spiritual guidance

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

**In-app purchases:** none


## Frequently asked questions

### Is iPrayerBook free?

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

### Is 燭光 Catholight free?

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

### Do iPrayerBook or 燭光 Catholight have ads?

Neither iPrayerBook nor 燭光 Catholight shows ads.

### Which is updated more often, iPrayerBook or 燭光 Catholight?

iPrayerBook ships an update every 3 months, and 燭光 Catholight every 3 weeks. Most recently, iPrayerBook was updated on October 3, 2026 and 燭光 Catholight 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.*