# Spectrum Bible vs Ninja Learning

The clearest difference is in-app purchases: Ninja Learning at none against Spectrum Bible's 10. Ninja Learning also leads on ads (none vs shown) and update cadence (every 5 days vs every 3 months). Spectrum Bible's advantage is ratings volume (292 vs 5). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Spectrum Bible sells 10 one-off in-app purchases. Ninja Learning asks for nothing beyond the download.

Ninja Learning holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Spectrum Bible has 292 ratings behind it against 5, so its average is the more settled of the two.

Spectrum Bible ships an update every 3 months, Ninja Learning every 5 days. The most recent releases landed on October 12, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Spectrum Bible | Ninja Learning |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (292 ratings)](https://appshunter.io/ios/app/spectrum-bible/id336014635/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/ninja-learning/id6781386191/reviews)** |
| Number of ratings | **292** | 5 |
| Positive reviews | 89.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 73 MB | 36 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Wave Study Bible, Inc.](https://appshunter.io/developer/336014638) | [Shubh Vashisht](https://appshunter.io/developer/6781386193) |

## What reviewers say

### Spectrum Bible

[App page](https://appshunter.io/ios/app/spectrum-bible/id336014635)

Explore Bible translations with a unique spectrum view, color-coded for accuracy from literal to paraphrased. Understand Greek and Hebrew easily, and access all content offline.

**Highlights:** Spectrum of Bible translations, Color-coded translation accuracy, Easy Greek and Hebrew understanding, Offline access, Comparison of translation types

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| New American Standard Bible | Free | one-time |
| Flicker Bible Study: Intro | Free | one-time |
| WAVE Favorite Verses | Free | one-time |
| New King James Version | $9.99 | one-time |
| New International Version | $9.99 | one-time |
| The Message | $9.99 | one-time |
| New International Reader's Version | $9.99 | one-time |
| English Standard Version | $9.99 | one-time |
| New Living Translation | $9.99 | one-time |
| Hebrew Old Testament | $19.99 | one-time |

**What reviewers like**

- 👍 Intuitive and easy-to-use interface
- 📖 Multiple Bible translations available simultaneously
- 🔍 Side-by-side comparison of different versions
- ⚡ Fast and quick verse lookup
- 🏛️ Original language access (Greek, Hebrew, Aramaic)

**What reviewers complain about**

- 🐛 App crashes and force closes
- 🔐 Login and password reset issues
- 📵 Compatibility problems with newer iOS versions
- ❌ Some versions no longer free after updates
- 🎨 Limited customization options (colors, fonts)

**Reported bugs**

- App force closes on iOS 15 when accessing 'verse goodies'
- Won't launch on iOS 11.2.5 beta
- Crashes when searching Psalms
- Hebrew characters display as black boxes after iOS 10 upgrade
- Blank spaces when free versions are removed

**Requested features**

- Dark mode option
- Customizable background colors and fonts
- Red letter edition (Christ's words in red)
- More bookmark slots (currently limited to 5-6)
- Bookmark organization/grouping system


### Ninja Learning

[App page](https://appshunter.io/ios/app/ninja-learning/id6781386191)

Master math skills through engaging, bite-sized lessons and interactive quizzes. This app transforms learning arithmetic, fractions, algebra, geometry, calculus, and statistics into a fun adventure with a ninja theme. It offers clear explanations, real-world examples, and progress tracking to help users build confidence and sharpen their minds.

**Highlights:** Bite-sized math lessons, Instant-feedback quizzes, Clear explanations, Real-world examples, Progress tracking, Ninja theme

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

**In-app purchases:** none


## Frequently asked questions

### Is Spectrum Bible free?

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

### Is Ninja Learning free?

Ninja Learning is free to download, with no in-app purchases.

### Which has better reviews, Spectrum Bible or Ninja Learning?

Ninja Learning is rated higher. Spectrum Bible averages 4.8 out of 5 from 292 ratings, while Ninja Learning averages 5.0 from 5 ratings.

### Do Spectrum Bible or Ninja Learning have ads?

Spectrum Bible shows ads; Ninja Learning does not.

### Which is updated more often, Spectrum Bible or Ninja Learning?

Spectrum Bible ships an update every 3 months, and Ninja Learning every 5 days. Most recently, Spectrum Bible was updated on October 12, 2026 and Ninja Learning on October 5, 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.*