# Storybase vs AuthorAZ

The clearest difference is update cadence: Storybase at every 5 days against AuthorAZ's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Storybase sells 3 in-app purchases, starting at $17.99 per month and AuthorAZ sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Storybase ships an update every 5 days, AuthorAZ every 2 weeks. The most recent releases landed on October 13, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Storybase | AuthorAZ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/storybase/id6747148478/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 62 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Storyline Creative, LLC](https://appshunter.io/developer/1820064660) | [Alex Filip](https://appshunter.io/developer/1013883929) |

## What reviewers say

### Storybase

[App page](https://appshunter.io/ios/app/storybase/id6747148478)

This app offers an interactive reading and listening experience for books, connecting readers directly with authors. Authors can engage their audience, track engagement, and build relationships beyond the book itself.

**Highlights:** Immersive audiobook/ebook sync, In-app AI questions, Shareable chapters, Author-reader connection, Reader engagement tracking, Customizable offers, AI prompts for readers

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Reader Premium | $17.99 | per month |
| Author Plus | $107.99 | per month |
| Author Pro | $214.99 | per month |


### AuthorAZ

[App page](https://appshunter.io/ios/app/authoraz/id6781582501)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| English | $29.99 | one-time |


## Frequently asked questions

### Is Storybase free?

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

### Is AuthorAZ free?

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

### Do Storybase or AuthorAZ have ads?

Neither Storybase nor AuthorAZ shows ads.

### Which is updated more often, Storybase or AuthorAZ?

Storybase ships an update every 5 days, and AuthorAZ every 2 weeks. Most recently, Storybase was updated on October 13, 2026 and AuthorAZ on October 4, 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.*