# Kain vs Paraphrase

The clearest difference is in-app purchases: Kain at none against Paraphrase's 8. Kain also leads on ads (none vs shown) and device support (3 vs 1). Paraphrase's advantage is update cadence (every 5 days vs every 3 months). On price and iOS requirement there is nothing between them.

Both are free to download. Paraphrase sells 8 in-app purchases, starting at $0.99 per month. Kain asks for nothing beyond the download.

Kain ships an update every 3 months, Paraphrase every 5 days. Both last shipped on November 8, 2026.

## The numbers

| Metric | Kain | Paraphrase |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.2 (20 ratings)](https://appshunter.io/ios/app/paraphrase-ai-humanizer-tool/id6744555637/reviews)** |
| Number of ratings | — | **20** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 74 MB | 6 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [ICAMOB](https://appshunter.io/developer/1604179286) | [Paulius Petrusauskas](https://appshunter.io/developer/1613341730) |

## What reviewers say

### Kain

[App page](https://appshunter.io/ios/app/kain/id6502196524)

**Features:** macOS Compatibility

**In-app purchases:** none


### Paraphrase

[App page](https://appshunter.io/ios/app/paraphrase-ai-humanizer-tool/id6744555637)

This AI-powered writing assistant helps you rewrite text with different tones and styles. Improve clarity and impact in emails, messages, and more with instant, refined results. Supports automatic language detection and a user-friendly interface.

**Highlights:** AI-powered paraphrasing, Multiple tone options, Automatic language detection, Copy, paste, and share, Dark mode support, Clean interface

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Paraphrases | $0.99 | per month |
| Unlimited Paraphrases | $2.99 | per month |
| Paraphrase Pro — Weekly | $4.99 | per 7 days |
| Unlimited Paraphrases | $4.99 | per month |
| Paraphrase Pro — Special Offer | $5.99 | per year |
| Paraphrase Pro — Monthly | $9.99 | per month |
| Unlimited Paraphrases | $9.99 | per year |
| Paraphrase Pro — Yearly | $19.99 | per year |


## Frequently asked questions

### Is Kain free?

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

### Is Paraphrase free?

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

### Do Kain or Paraphrase have ads?

Paraphrase shows ads; Kain does not.

### Which is updated more often, Kain or Paraphrase?

Kain ships an update every 3 months, and Paraphrase every 5 days. Most recently, Kain was updated on November 8, 2026 and Paraphrase on November 8, 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.*