# Catholic Calendar vs SJNKNOX

The clearest difference is in-app purchases: SJNKNOX at none against Catholic Calendar's 10. Catholic Calendar's advantage is update cadence (every 3 weeks vs every 3 months) and device support (4 vs 2). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Catholic Calendar sells 10 in-app purchases, starting at $0.99 per month. SJNKNOX asks for nothing beyond the download.

Catholic Calendar ships an update every 3 weeks, SJNKNOX every 3 months. The most recent releases landed on November 10, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Catholic Calendar | SJNKNOX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (995 ratings)](https://appshunter.io/ios/app/catholic-calendar/id285512407/reviews)** | — |
| Number of ratings | **995** | — |
| Positive reviews | 82.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 77 MB | 72 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Universalis Publishing](https://appshunter.io/developer/284942722) | [SJNKNOX](https://appshunter.io/developer/1764657624) |

## What reviewers say

### Catholic Calendar

[App page](https://appshunter.io/ios/app/catholic-calendar/id285512407)

Access daily Mass readings, saints' biographies, and the Order of Mass. Offers the Liturgy of the Hours, Rosary with scripture, and offline access. Customizable display options and helpful support are included.

**Highlights:** Daily liturgical calendar, About Today page with reflections, Order of Mass, Rosary with scripture audio, Offline access, Customizable display, Home Screen widgets

**Features:** Family Sharing, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Daily texts | $0.99 | per month |
| Daily Mass Readings | $1.99 | per month |
| Daytime Hours | $2.99 | per month |
| All Hours | $2.99 | per month |
| Daily Mass Readings | $19.99 | per year |
| All Hours | $29.99 | per year |
| July 2011 | $0.99 | one-time |
| September 2011 | $0.99 | one-time |
| October 2011 | $0.99 | one-time |
| Sung Latin Compline | $3.99 | one-time |

**What reviewers like**

- 👍 Keeps me informed and organized
- 👍 Best app for daily prayer
- 👍 Great prayer tool
- 👍 Wonderful spiritual aid
- 👍 Faithful companion

**What reviewers complain about**

- 🐛 Psalter
- 🐛 Notification Bells TAKE OVER MY iPhone!!!
- 🐛 App crashes
- 🐛 Something is wrong
- 🐛 Subscription not sharable across apple family members

**Reported bugs**

- App crashes when you try to open
- Crashes on iPhone 6 with IOS 12
- App refuses to open
- Update with widget for iOS14 opens and immediately closes

**Requested features**

- Look up option
- Memorial Dates
- Add Eastern Catholic Saints' Feasts, & other Feasts only celebrated by Eastern Catholics, to the Eastern General calendar
- Add Holy Rosary & Divine Mercy Chaplet
- Add 1961 General & local liturgical calendars, 1961 Roman Breviary, 1962 Roman Missal


### SJNKNOX

[App page](https://appshunter.io/ios/app/sjnknox/id6661019549)

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

**In-app purchases:** none


## Frequently asked questions

### Is Catholic Calendar free?

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

### Is SJNKNOX free?

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

### Do Catholic Calendar or SJNKNOX have ads?

Neither Catholic Calendar nor SJNKNOX shows ads.

### Which is updated more often, Catholic Calendar or SJNKNOX?

Catholic Calendar ships an update every 3 weeks, and SJNKNOX every 3 months. Most recently, Catholic Calendar was updated on November 10, 2026 and SJNKNOX on November 4, 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.*