# Knife Steel Composition Chart vs Bible Word Study

The clearest difference is in-app purchases: Knife Steel Composition Chart at none against Bible Word Study's 16. Knife Steel Composition Chart also leads on review sentiment (94% vs 67%) and iOS requirement (9.0 vs 17.6). Bible Word Study's advantage is update cadence (weekly vs every 5 months) and chart position (#57 vs unranked). On price, rating, ads and device support there is nothing between them.

Both are free to download. Bible Word Study sells 16 in-app purchases, starting at $1.99 per 7 days. Knife Steel Composition Chart asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Knife Steel Composition Chart against 4.8 for Bible Word Study. Both are backed by a comparable volume of ratings — 584 and 2.3K respectively. Written reviews are what separate them: 94% of Knife Steel Composition Chart's written reviews are positive against 67% of Bible Word Study's.

Knife Steel Composition Chart ships an update every 5 months, Bible Word Study weekly. The most recent releases landed on October 23, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Knife Steel Composition Chart | Bible Word Study |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (584 ratings)](https://appshunter.io/ios/app/knife-steel-composition-chart/id498892262/reviews)** | [4.8 (2.3K ratings)](https://appshunter.io/ios/app/bible-word-study/id6747986444/reviews) |
| Number of ratings | 584 | **2.3K** |
| Positive reviews | **94.3% of reviews** | 67.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Weekly** |
| Monetization | **Free** | Freemium |
| Best chart rank | — | **#57** |
| Size | 4 MB | 164 MB |
| Requires iOS | **9.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ZviSoft LLC](https://appshunter.io/developer/498892265) | [Gabriel Jacobson](https://appshunter.io/developer/1823717055) |

## What reviewers say

### Knife Steel Composition Chart

[App page](https://appshunter.io/ios/app/knife-steel-composition-chart/id498892262)

Access a comprehensive database of knife steel alloys, featuring over 6500 names and 1000 compositions. Compare alloys easily with visual bar graphs based on mass percentage, molar masses, or atomic counts. Report missing alloys or suggest improvements directly to the developer.

**Highlights:** Extensive alloy name database, Detailed composition data, Cross-reference international standards, Proprietary name equivalents, Bar graph composition comparison, Multiple comparison modes

**Features:** macOS Compatibility

**In-app purchases:** none


### Bible Word Study

[App page](https://appshunter.io/ios/app/bible-word-study/id6747986444)

**Currently charting:** #57 Top Grossing · Book, #118 Top Free · Book (US App Store)

Explore the original Greek and Hebrew meanings of biblical words through interactive cards and AI-powered study tools. Read scripture with multiple translations, highlight verses, and save your favorite passages. Unlock deeper understanding of God's Word.

**Highlights:** Daily word study cards, Original Greek/Hebrew meanings, Search biblical terms, Multiple Bible translations, Verse highlighting and notes, AI-powered study tools, Save favorite words/verses

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

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BibleWordStudy-Weekly Premium | $1.99 | per 7 days |
| Bible Word Study - Monthly Premium | $5.99 | per month |
| BibleWordStudy-Monthly Premium | $5.99 | per month |
| Bible Word Study - Monthly Premium | $6.99 | per month |
| Bible Word Study - Monthly Premium | $6.99 | per month |
| Bible Word Study- Quarterly Premium | $24.99 | per 3 months |
| Bible Word Study - Yearly Premium | $29.99 | per year |
| Bible Word Study - Yearly Premium | $39.99 | per year |
| BibleWordStudy-Yearly Premium | $39.99 | per year |
| Bible Word Study - Yearly Premium | $49.99 | per year |
| Bible Word Study - Yearly Premium | $49.99 | per year |
| BibleWordStudy-Donation | $9.99 | one-time |
| BibleWordStudy-Donation | $24.99 | one-time |
| BibleWordStudy-Donation | $49.99 | one-time |
| BibleWordStudy-Donation | $99.99 | one-time |
| BibleWordStudy-LifetimePremium | $99.99 | one-time |


## Frequently asked questions

### Is Knife Steel Composition Chart free?

Knife Steel Composition Chart is free to download, with no in-app purchases.

### Is Bible Word Study free?

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

### Which has better reviews, Knife Steel Composition Chart or Bible Word Study?

Knife Steel Composition Chart is rated higher. Knife Steel Composition Chart averages 4.9 out of 5 from 584 ratings, while Bible Word Study averages 4.8 from 2.3K ratings.

### Do Knife Steel Composition Chart or Bible Word Study have ads?

Neither Knife Steel Composition Chart nor Bible Word Study shows ads.

### Which is updated more often, Knife Steel Composition Chart or Bible Word Study?

Knife Steel Composition Chart ships an update every 5 months, and Bible Word Study weekly. Most recently, Knife Steel Composition Chart was updated on October 23, 2026 and Bible Word Study 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.*