# Big binary clock vs Prayer Journal App

The clearest difference is review sentiment: Prayer Journal App at 100% against Big binary clock's 50%. Prayer Journal App also leads on price (Free vs $0.99) and update cadence (every 3 weeks vs every 13 months). Big binary clock's advantage is in-app purchases (none vs 3). On ratings volume, ads, device support and iOS requirement there is nothing between them.

Prayer Journal App is free to download; Big binary clock costs $0.99 up front. Prayer Journal App sells 3 in-app purchases, starting at $3.99 per month. Big binary clock asks for nothing beyond the download.

Prayer Journal App holds the better App Store score, 4.9 against 4.6. Both are backed by a comparable volume of ratings — 5 and 13 respectively. Written reviews point the same way: 50% of Big binary clock's written reviews are positive against 100% of Prayer Journal App's.

Big binary clock ships an update every 13 months, Prayer Journal App every 3 weeks. The most recent releases landed on September 24, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Big binary clock | Prayer Journal App |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [4.6 (5 ratings)](https://appshunter.io/ios/app/big-binary-clock/id572188132/reviews) | **[4.9 (13 ratings)](https://appshunter.io/ios/app/prayer-journal-app-altar/id6736770529/reviews)** |
| Number of ratings | 5 | **13** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 3 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 2 MB | 88 MB |
| Requires iOS | **14.4** | 15.3 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Rutkowskij](https://appshunter.io/developer/518370415) | [Creative Expressions Collective LLC](https://appshunter.io/developer/1773316246) |

## What reviewers say

### Big binary clock

[App page](https://appshunter.io/ios/app/big-binary-clock/id572188132)

This app displays the current time using binary code. Customize the appearance with different LED shapes, colors, and brightness levels. It offers a unique way to view time for tech enthusiasts.

**Highlights:** Binary time display, Round LED option, Square LED option, Geek mode, Customizable colors, Adjustable brightness

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

**In-app purchases:** none


### Prayer Journal App

[App page](https://appshunter.io/ios/app/prayer-journal-app-altar/id6736770529)

This app helps you cultivate a consistent and intentional prayer life. Organize prayer requests, set reminders, and reflect on answered prayers to deepen your spiritual journey.

**Highlights:** Organize prayer requests, Set customizable reminders, Track prayer streaks and consistency, Add personal notes and reflections, Archive answered prayers, Backup and restore data locally

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Access | $3.99 | per month |
| Yearly Premium Access | $24.99 | per year |
| Lifetime Premium Access | $14.99 | one-time |


## Frequently asked questions

### Is Big binary clock free?

Big binary clock costs $0.99, with no in-app purchases.

### Is Prayer Journal App free?

Prayer Journal App is free to download, with in-app purchases available.

### Which has better reviews, Big binary clock or Prayer Journal App?

Prayer Journal App is rated higher. Big binary clock averages 4.6 out of 5 from 5 ratings, while Prayer Journal App averages 4.9 from 13 ratings.

### Do Big binary clock or Prayer Journal App have ads?

Neither Big binary clock nor Prayer Journal App shows ads.

### Which is updated more often, Big binary clock or Prayer Journal App?

Big binary clock ships an update every 13 months, and Prayer Journal App every 3 weeks. Most recently, Big binary clock was updated on September 24, 2026 and Prayer Journal App on September 10, 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.*