# Paraphrase vs Engineering Circle Center(ECC)

The clearest difference is in-app purchases: Engineering Circle Center(ECC) at none against Paraphrase's 3. Engineering Circle Center(ECC) also leads on iOS requirement (13.0 vs 15.6). Paraphrase's advantage is update cadence (monthly vs every 6 months) and device support (4 vs 2). On price and ads there is nothing between them.

Both are free to download. Paraphrase sells 3 in-app purchases, starting at $3.99 per 7 days. Engineering Circle Center(ECC) asks for nothing beyond the download.

Paraphrase ships an update monthly, Engineering Circle Center(ECC) every 6 months. The most recent releases landed on October 30, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Paraphrase | Engineering Circle Center(ECC) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (36 ratings)](https://appshunter.io/ios/app/paraphrase-plagiarism-checker/id1602361661/reviews)** | — |
| Number of ratings | **36** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 months |
| Monetization | Free with in-app purchases | — |
| Size | 57 MB | 62 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Ahmad Sattar](https://appshunter.io/developer/1458483953) | [Engineering Circle Center](https://appshunter.io/developer/1772736628) |

## What reviewers say

### Paraphrase

[App page](https://appshunter.io/ios/app/paraphrase-plagiarism-checker/id1602361661)

Enhance your writing with AI-powered paraphrasing, plagiarism checking, summarization, and grammar correction. This app helps rephrase sentences, detect duplication, and improve overall text quality across multiple languages.

**Highlights:** AI-powered paraphrasing, Plagiarism checker, Text summarizer, Grammar checker, Article rewriter, Multilingual support, History of results

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $3.99 | per 7 days |
| Monthly Plan | $5.99 | per month |
| Yearly Plan | $29.99 | per year |


### Engineering Circle Center(ECC)

[App page](https://appshunter.io/ios/app/engineering-circle-centerecc/id6736628671)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Paraphrase free?

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

### Is Engineering Circle Center(ECC) free?

Engineering Circle Center(ECC) is free to download, with no in-app purchases.

### Do Paraphrase or Engineering Circle Center(ECC) have ads?

Neither Paraphrase nor Engineering Circle Center(ECC) shows ads.

### Which is updated more often, Paraphrase or Engineering Circle Center(ECC)?

Paraphrase ships an update monthly, and Engineering Circle Center(ECC) every 6 months. Most recently, Paraphrase was updated on October 30, 2026 and Engineering Circle Center(ECC) on October 27, 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.*