# SciSpace vs CopyLeaks

The clearest difference is in-app purchases: SciSpace at none against CopyLeaks's 4. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. CopyLeaks sells 4 in-app purchases, starting at $4.99 per 7 days. SciSpace asks for nothing beyond the download.

SciSpace ships an update fortnightly, CopyLeaks every 10 days. The most recent releases landed on October 9, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | SciSpace | CopyLeaks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (6 ratings)](https://appshunter.io/ios/app/scispace/id6742434138/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 12.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 10 days** |
| Monetization | Free | — |
| Size | 78 MB | 5 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PubGenius Inc.](https://appshunter.io/developer/1798128342) | [Muhammad Shahbaz](https://appshunter.io/developer/1852488586) |

## What reviewers say

### SciSpace

[App page](https://appshunter.io/ios/app/scispace/id6742434138)

This AI-powered research companion helps academics, researchers, and students accelerate literature reviews. It allows users to search millions of papers using natural language, extract key insights from documents, and receive citation-backed answers to their queries.

**Highlights:** AI-powered semantic search, Instant paper insights extraction, Citation-backed answers, Access to 270+ million papers, Multilingual support

**Features:** macOS Compatibility

**In-app purchases:** none


### CopyLeaks

[App page](https://appshunter.io/ios/app/copyleaks-plagiarism-detector/id6761738949)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Vexta Weekly | $4.99 | per 7 days |
| Vexta Monthly | $9.99 | per month |
| Vexta Yearly | $24.99 | per year |
| Vexta Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is SciSpace free?

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

### Is CopyLeaks free?

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

### Do SciSpace or CopyLeaks have ads?

Neither SciSpace nor CopyLeaks shows ads.

### Which is updated more often, SciSpace or CopyLeaks?

SciSpace ships an update fortnightly, and CopyLeaks every 10 days. Most recently, SciSpace was updated on October 9, 2026 and CopyLeaks on September 23, 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.*