# StickyTalking vs Deepen

The clearest difference is rating: Deepen at 5.0 against StickyTalking's 3.6. Deepen also leads on review sentiment (100% vs 65%) and ads (none vs shown). StickyTalking's advantage is ratings volume (5 vs 1). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. StickyTalking sells 1 one-off in-app purchase and Deepen sells 3 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Deepen holds the better App Store score, 5.0 against 3.6. That said, the two scores are not equally well evidenced: StickyTalking has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 65% of StickyTalking's written reviews are positive against 100% of Deepen's.

StickyTalking ships an update every 3 weeks, Deepen every 5 days. The most recent releases landed on October 26, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | StickyTalking | Deepen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (5 ratings)](https://appshunter.io/ios/app/stickytalking/id1084657978/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/deepen-book-notes-by-voice/id6780666477/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | 64.8% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 20 MB | 17 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Shigenori Kumagai](https://appshunter.io/developer/1019096445) | [Francois Sempe](https://appshunter.io/developer/1887391018) |

## What reviewers say

### StickyTalking

[App page](https://appshunter.io/ios/app/stickytalking/id1084657978)

Organize your thoughts and ideas in a unique chat-style interface. This app allows you to jot down notes, plan scenarios with custom icons, and even rehearse conversations.

**Highlights:** Chat-style note-taking, Organize ideas visually, Scenario/dialog notes, Custom icons from pictures, Conversation rehearsal, Passcode lock, Export as text

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade | $3.99 | one-time |


### Deepen

[App page](https://appshunter.io/ios/app/deepen-book-notes-by-voice/id6780666477)

Transform passive reading into active learning by speaking your thoughts aloud. This app creates a personal knowledge map from your spoken insights, connecting ideas across all the books you read. It helps you remember what you've learned and query your own reading history.

**Highlights:** Log pages read and track progress, Answer spoken questions about content, Generate concept maps from spoken answers, Connect ideas across multiple books, Query your personal reading library, Save lookup words and memorable passages, Import Goodreads shelves

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $6.99 | per 7 days |
| Pro Annual | $49.99 | per year |
| Pro Annual | $79.99 | per year |


## Frequently asked questions

### Is StickyTalking free?

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

### Is Deepen free?

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

### Which has better reviews, StickyTalking or Deepen?

Deepen is rated higher. StickyTalking averages 3.6 out of 5 from 5 ratings, while Deepen averages 5.0 from 1 ratings.

### Do StickyTalking or Deepen have ads?

StickyTalking shows ads; Deepen does not.

### Which is updated more often, StickyTalking or Deepen?

StickyTalking ships an update every 3 weeks, and Deepen every 5 days. Most recently, StickyTalking was updated on October 26, 2026 and Deepen on October 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.*