# Touch Annotator vs Hypernotes by Zenkit

The clearest difference is price: Hypernotes by Zenkit at Free against Touch Annotator's $5.99. Hypernotes by Zenkit also leads on rating (3.7 vs 1.0) and ratings volume (34 vs 1). Touch Annotator's advantage is in-app purchases (none vs 2) and update cadence (every 3 weeks vs every 2 months). On review sentiment, ads, device support and iOS requirement there is nothing between them.

Hypernotes by Zenkit is free to download; Touch Annotator costs $5.99 up front. Hypernotes by Zenkit sells 2 in-app purchases, starting at $7.99 per month. Touch Annotator asks for nothing beyond the download.

Hypernotes by Zenkit holds the better App Store score, 3.7 against 1.0. That said, the two scores are not equally well evidenced: Hypernotes by Zenkit has 34 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 60% of Touch Annotator's written reviews are positive against 66% of Hypernotes by Zenkit's.

Touch Annotator ships an update every 3 weeks, Hypernotes by Zenkit every 2 months. The most recent releases landed on June 10, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Touch Annotator | Hypernotes by Zenkit |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/touch-annotator/id1478864595/reviews) | **[3.7 (34 ratings)](https://appshunter.io/ios/app/hypernotes-by-zenkit/id1550821153/reviews)** |
| Number of ratings | 1 | **34** |
| Positive reviews | 60.0% of reviews | **65.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 8 MB | 49 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Intersection Bioscientific Software Inc.](https://appshunter.io/developer/1421897682) | [axonic](https://appshunter.io/developer/481015819) |

## What reviewers say

### Touch Annotator

[App page](https://appshunter.io/ios/app/touch-annotator/id1478864595)

This tool simplifies image annotation for object detection tasks. It automatically handles annotation formatting and offers intuitive controls for managing bounding boxes and labels. Choose from multiple export formats to seamlessly integrate with various machine learning frameworks.

**Highlights:** Automatic annotation formatting, Delete bounding boxes by holding, Rename labels and update all boxes, Select label by tapping a bounding box, Multiple export formats (Create ML, Turi Create, CSV), Request new format options

**Features:** macOS Compatibility

**In-app purchases:** none


### Hypernotes by Zenkit

[App page](https://appshunter.io/ios/app/hypernotes-by-zenkit/id1550821153)

This app helps teams build a shared knowledge base for wikis, documentation, and research. It features bi-directional linking, outlining, and automated suggestions to connect related information, fostering collaboration and reducing duplicate content.

**Highlights:** Bi-directional linking, Outlining for topics, Automated note suggestions, Embed text blocks, Knowledge graphs, Team collaboration

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hypernotes Plus | $7.99 | per month |
| Hypernotes Plus | $59.99 | per year |


## Frequently asked questions

### Is Touch Annotator free?

Touch Annotator costs $5.99, with no in-app purchases.

### Is Hypernotes by Zenkit free?

Hypernotes by Zenkit is free to download, with in-app purchases available.

### Which has better reviews, Touch Annotator or Hypernotes by Zenkit?

Hypernotes by Zenkit is rated higher. Touch Annotator averages 1.0 out of 5 from 1 ratings, while Hypernotes by Zenkit averages 3.7 from 34 ratings.

### Do Touch Annotator or Hypernotes by Zenkit have ads?

Neither Touch Annotator nor Hypernotes by Zenkit shows ads.

### Which is updated more often, Touch Annotator or Hypernotes by Zenkit?

Touch Annotator ships an update every 3 weeks, and Hypernotes by Zenkit every 2 months. Most recently, Touch Annotator was updated on June 10, 2026 and Hypernotes by Zenkit on September 18, 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.*