# Immerse Research vs Via Patrum

The clearest difference is in-app purchases: Via Patrum at none against Immerse Research's 2. Immerse Research's advantage is iOS requirement (15.1 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Immerse Research sells 2 in-app purchases, starting at $0.99 per month. Via Patrum asks for nothing beyond the download.

Immerse Research ships an update every 3 days, Via Patrum every 4 days. The most recent releases landed on November 5, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Immerse Research | Via Patrum |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/immerse-research/id6774657926/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 4 days |
| Monetization | Free with in-app purchases | — |
| Size | 227 MB | 7 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shahrooz Shadbakht](https://appshunter.io/developer/6774657928) | [Stephan Joseph](https://appshunter.io/developer/1875596162) |

## What reviewers say

### Immerse Research

[App page](https://appshunter.io/ios/app/immerse-research/id6774657926)

Create thematic compilations from a vast offline library of sacred texts. Annotate passages, build cross-references, and export your work. Share your collections with a community of readers or discover theirs.

**Highlights:** Offline library of 400+ sacred texts, Build thematic compilations with tags, Annotate passages and create cross-references, Export compilations to various formats, Share and discover community-created collections, Full-text search across all texts, Listen to passages read aloud

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $0.99 | per month |
| Immerse Pro Lifetime | $30.00 | one-time |


### Via Patrum

[App page](https://appshunter.io/ios/app/via-patrum/id6818696772)

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

**In-app purchases:** none


## Frequently asked questions

### Is Immerse Research free?

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

### Is Via Patrum free?

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

### Do Immerse Research or Via Patrum have ads?

Neither Immerse Research nor Via Patrum shows ads.

### Which is updated more often, Immerse Research or Via Patrum?

Immerse Research ships an update every 3 days, and Via Patrum every 4 days. Most recently, Immerse Research was updated on November 5, 2026 and Via Patrum on October 29, 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.*