# Papyrus vs IdeaVault

The clearest difference is in-app purchases: IdeaVault at none against Papyrus's 2. Papyrus's advantage is device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Papyrus sells 2 one-off in-app purchases. IdeaVault asks for nothing beyond the download.

## The numbers

| Metric | Papyrus | IdeaVault |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/papyrus-research-library/id6766133716/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free with in-app purchases | — |
| Size | 29 MB | 1 MB |
| Requires iOS | **17.0** | 18.5 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Zhenda Fu](https://appshunter.io/developer/1896207907) | [Vsega Mega d.o.o](https://appshunter.io/developer/1843970882) |

## What reviewers say

### Papyrus

[App page](https://appshunter.io/ios/app/papyrus-research-library/id6766133716)

Organize, annotate, and cite research papers within a native Apple ecosystem. This workspace allows you to import PDFs and citation records, take notes, and manage your reading collections as structured projects. It offers local-first storage with optional cloud sync and various export formats.

**Highlights:** Read and annotate PDFs, Organize citation records, Take Markdown notes, Search entire library, Create structured projects, Local-first storage, Optional iCloud/WebDAV sync

**Features:** Safari Extension, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Papyrus Lifetime Unlock | $3.99 | one-time |
| Papyrus Lifetime Unlock | $5.99 | one-time |


### IdeaVault

[App page](https://appshunter.io/ios/app/ideavault-future-ideas/id6766651532)

**In-app purchases:** none


## Frequently asked questions

### Is Papyrus free?

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

### Is IdeaVault free?

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

### Do Papyrus or IdeaVault have ads?

Neither Papyrus nor IdeaVault shows ads.

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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.*