# Knockout Bible Reader vs Sift

The clearest difference is review sentiment: Knockout Bible Reader at 100% against Sift's 50%. Knockout Bible Reader also leads on rating (5.0 vs 3.3) and in-app purchases (none vs 2). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sift sells 2 in-app purchases, starting at $15.99 per month. Knockout Bible Reader asks for nothing beyond the download.

Knockout Bible Reader holds the better App Store score, 5.0 against 3.3. That said, the two scores are not equally well evidenced: Knockout Bible Reader has 20 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 100% of Knockout Bible Reader's written reviews are positive against 50% of Sift's.

Knockout Bible Reader ships an update daily, Sift every 3 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Knockout Bible Reader | Sift |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (20 ratings)](https://appshunter.io/ios/app/knockout-bible-reader/id6444048859/reviews)** | [3.3 (3 ratings)](https://appshunter.io/ios/app/sift-read-any-book-faster/id6483846244/reviews) |
| Number of ratings | **20** | 3 |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 5 MB | 113 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Kenji Japra](https://appshunter.io/developer/1432903463) | [Muhammad Yousuf Khan](https://appshunter.io/developer/1740280094) |

## What reviewers say

### Knockout Bible Reader

[App page](https://appshunter.io/ios/app/knockout-bible-reader/id6444048859)

This app uses advanced technology to help users read the Bible quickly and easily. It allows for adjustable reading speeds, making it convenient for on-the-go or short breaks.

**Highlights:** Adjustable reading speed, Fast and easy Bible absorption, Convenient for commuting, Suitable for short breaks, Revolutionary reading technology

**Features:** macOS Compatibility

**In-app purchases:** none


### Sift

[App page](https://appshunter.io/ios/app/sift-read-any-book-faster/id6483846244)

Quickly extract key insights, risks, and action items from lengthy documents. This app transforms complex PDFs into concise, decision-ready summaries, supporting over 50 languages and offline analysis for enhanced privacy.

**Highlights:** Extract insights from long PDFs, Identify risks and key points, Generate decision-ready summaries, Supports over 50 languages, Offline analysis, Privacy-focused, no cloud uploads

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Access | $15.99 | per month |
| Unlimited Access | $115.99 | per year |


## Frequently asked questions

### Is Knockout Bible Reader free?

Knockout Bible Reader is free to download, with no in-app purchases.

### Is Sift free?

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

### Which has better reviews, Knockout Bible Reader or Sift?

Knockout Bible Reader is rated higher. Knockout Bible Reader averages 5.0 out of 5 from 20 ratings, while Sift averages 3.3 from 3 ratings.

### Do Knockout Bible Reader or Sift have ads?

Neither Knockout Bible Reader nor Sift shows ads.

### Which is updated more often, Knockout Bible Reader or Sift?

Knockout Bible Reader ships an update daily, and Sift every 3 weeks. Most recently, Knockout Bible Reader was updated on November 3, 2026 and Sift on October 30, 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.*