# Luther's Bible Commentary vs USC 13

The clearest difference is ads: USC 13 at none against Luther's Bible Commentary's shown. USC 13 also leads on iOS requirement (12.0 vs 14.0). Luther's Bible Commentary's advantage is update cadence (every 4 months vs every 16 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Luther's Bible Commentary sells 6 one-off in-app purchases and USC 13 sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Luther's Bible Commentary ships an update every 4 months, USC 13 every 16 months. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Luther's Bible Commentary | USC 13 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (178 ratings)](https://appshunter.io/ios/app/luthers-bible-commentary/id1521769217/reviews)** | — |
| Number of ratings | **178** | — |
| Positive reviews | 15.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 months** | Every 16 months |
| Monetization | Free with in-app purchases | — |
| Size | 291 MB | 59 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RAVINDHIRAN SUMITHRA](https://appshunter.io/developer/1571016391) | [Lyker Labs LLC](https://appshunter.io/developer/891194494) |

## What reviewers say

### Luther's Bible Commentary

[App page](https://appshunter.io/ios/app/luthers-bible-commentary/id1521769217)

Gain deep insight into the Holy Scriptures with Martin Luther's theological explanations. This app clarifies biblical passages, emphasizing faith, grace, and Scripture alone for a stronger understanding of Christian doctrine.

**Highlights:** Deep scriptural insight, Theological clarity, Historical context, Emphasis on faith and grace, Understanding complex themes, Supports Christian doctrine study

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ads Free Version -Three Month | $2.99 | one-time |
| Ads Free Version - one year | $4.99 | one-time |
| Three Months | $7.99 | one-time |
| Ads Free Version - Life Time | $9.99 | one-time |
| One Year | $24.99 | one-time |
| Two Years | $34.99 | one-time |


### USC 13

[App page](https://appshunter.io/ios/app/usc-13-census/id1557889404)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| USC Title 13 | $4.99 | one-time |
| USC Title 13 | $12.99 | one-time |
| USC Title 13 | $44.99 | one-time |


## Frequently asked questions

### Is Luther's Bible Commentary free?

Luther's Bible Commentary is free to download, with in-app purchases available.

### Is USC 13 free?

USC 13 is free to download, with in-app purchases available.

### Do Luther's Bible Commentary or USC 13 have ads?

Luther's Bible Commentary shows ads; USC 13 does not.

### Which is updated more often, Luther's Bible Commentary or USC 13?

Luther's Bible Commentary ships an update every 4 months, and USC 13 every 16 months. Most recently, Luther's Bible Commentary was updated on October 24, 2026 and USC 13 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.*