# Wunder vs Inkvoice

The clearest difference is ads: Wunder at none against Inkvoice's shown. Wunder also leads on update cadence (every 2 days vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Wunder sells 3 in-app purchases, starting at $2.99 per month and Inkvoice sells 1 in-app purchase, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Wunder ships an update every 2 days, Inkvoice every 2 months. The most recent releases landed on October 25, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Wunder | Inkvoice |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 days** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 336 MB | 131 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [国城 林](https://appshunter.io/developer/1839670511) | [Eugene Wu](https://appshunter.io/developer/1481746599) |

## What reviewers say

### Wunder

[App page](https://appshunter.io/ios/app/wunder-3d-bookshelf-reader/id6761174770)

Organize your personal library of EPUB, TXT, and PDF files on a virtual bookshelf. Enjoy reading with annotation tools or listen to your books with read-aloud playback. Save and share highlighted passages as note cards.

**Highlights:** 3D virtual bookshelf organization, EPUB, TXT, PDF file support, Read-aloud playback, Highlighting and annotation, Note card creation from excerpts, Bookmark management

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Reader Member | $2.99 | per month |
| Deep Listening | $4.99 | per month |
| Wunder Lifetime | $9.99 | one-time |


### Inkvoice

[App page](https://appshunter.io/ios/app/inkvoice/id6761668590)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $1.99 | per month |


## Frequently asked questions

### Is Wunder free?

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

### Is Inkvoice free?

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

### Do Wunder or Inkvoice have ads?

Inkvoice shows ads; Wunder does not.

### Which is updated more often, Wunder or Inkvoice?

Wunder ships an update every 2 days, and Inkvoice every 2 months. Most recently, Wunder was updated on October 25, 2026 and Inkvoice on October 17, 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.*