# GODcha Bible Guide vs Mersenne Primes

The clearest difference is review sentiment: Mersenne Primes at 100% against GODcha Bible Guide's 57%. Mersenne Primes also leads on update cadence (weekly vs every 5 months) and iOS requirement (9.0 vs 11.0). GODcha Bible Guide's advantage is in-app purchases (none vs 1). On price, ads and device support there is nothing between them.

Both are free to download. Mersenne Primes sells 1 one-off in-app purchase. GODcha Bible Guide asks for nothing beyond the download.

GODcha Bible Guide ships an update every 5 months, Mersenne Primes weekly. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | GODcha Bible Guide | Mersenne Primes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mersenne-primes/id1362004527/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 57.1% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 12 MB | 60 MB |
| Requires iOS | 11.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [You Discover Truth](https://appshunter.io/developer/1335716096) | [华 魏](https://appshunter.io/developer/454719266) |

## What reviewers say

### GODcha Bible Guide

[App page](https://appshunter.io/ios/app/godcha-bible-guide/id1009379446)

Engage with the Bible through a unique 5-step interactive guide. Access Hebrew/Greek dictionaries, cross-references, and application questions to deepen your understanding and personal relationship with God, all for free.

**Highlights:** 5 Step Interactive Bible Guide, Hebrew/Greek Dictionaries, Tens of thousands of cross-references, Application questions, Daily Discovery feature, Prayer Journal, Notes Section

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

**In-app purchases:** none


### Mersenne Primes

[App page](https://appshunter.io/ios/app/mersenne-primes/id1362004527)

Explore and view the digits of all known Mersenne prime numbers. Witness the generation process for extremely large primes, page by page, and locate specific digits by their sequence number.

**Highlights:** View all digits of known Mersenne Primes, Witness prime number generation process, Page-by-page digit exploration, Locate specific digits by sequence number, Generates primes using mobile CPU

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One Support | $0.99 | one-time |


## Frequently asked questions

### Is GODcha Bible Guide free?

GODcha Bible Guide is free to download, with no in-app purchases.

### Is Mersenne Primes free?

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

### Do GODcha Bible Guide or Mersenne Primes have ads?

Neither GODcha Bible Guide nor Mersenne Primes shows ads.

### Which is updated more often, GODcha Bible Guide or Mersenne Primes?

GODcha Bible Guide ships an update every 5 months, and Mersenne Primes weekly. Most recently, GODcha Bible Guide was updated on November 1, 2026 and Mersenne Primes on November 2, 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.*