# Protos vs Christo Samuel

The clearest difference is in-app purchases: Christo Samuel at none against Protos's 7. Protos's advantage is update cadence (every 3 weeks vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Protos sells 7 in-app purchases, starting at $4.99 per 7 days. Christo Samuel asks for nothing beyond the download.

Protos ships an update every 3 weeks, Christo Samuel every 2 months. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Protos | Christo Samuel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (117 ratings)](https://appshunter.io/ios/app/protos-bible-study-commentary/id6752794941/reviews)** | — |
| Number of ratings | **117** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 290 MB | 70 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fabio Jonathan Arifin](https://appshunter.io/developer/1803911370) | [Christo Samuel Sanakian John Peter](https://appshunter.io/developer/1861474169) |

## What reviewers say

### Protos

[App page](https://appshunter.io/ios/app/protos-bible-study-commentary/id6752794941)

This app provides in-depth Bible study with integrated commentary, a dictionary, and guided notes. It aims to offer a clear, contextual understanding of scripture beyond just the text. Features include word study tools and a reading tracker for daily and serious study.

**Highlights:** Verse-by-verse commentary, Integrated Bible dictionary, Guided note-taking, Word study tools, Bible reading tracker, Sermon notes

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Protos Premium (Weekly) | $4.99 | per 7 days |
| Protos Premium (Monthly) | $6.99 | per month |
| Protos Premium (40% Off) | $23.99 | per year |
| Protos Premium (30% Off) | $27.99 | per year |
| Protos Premium (Three Months) | $29.99 | per 3 months |
| Protos Premium (50% Off) | $29.99 | per year |
| Protos Premium (Yearly) | $59.99 | per year |


### Christo Samuel

[App page](https://appshunter.io/ios/app/christo-samuel/id6768139817)

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

**In-app purchases:** none


## Frequently asked questions

### Is Protos free?

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

### Is Christo Samuel free?

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

### Do Protos or Christo Samuel have ads?

Neither Protos nor Christo Samuel shows ads.

### Which is updated more often, Protos or Christo Samuel?

Protos ships an update every 3 weeks, and Christo Samuel every 2 months. Most recently, Protos was updated on October 25, 2026 and Christo Samuel on October 28, 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.*