# Puddle Sketch vs Hypernotes by Zenkit

The clearest difference is in-app purchases: Puddle Sketch at none against Hypernotes by Zenkit's 2. Hypernotes by Zenkit's advantage is review sentiment (66% vs 53%) and ratings volume (34 vs 7). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Hypernotes by Zenkit sells 2 in-app purchases, starting at $7.99 per month. Puddle Sketch asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 3.6 for Puddle Sketch against 3.7 for Hypernotes by Zenkit. Both are backed by a comparable volume of ratings — 7 and 34 respectively. Written reviews are what separate them: 53% of Puddle Sketch's written reviews are positive against 66% of Hypernotes by Zenkit's.

Both ship on a similar rhythm, roughly every 2 months. Both last shipped on October 7, 2026.

## The numbers

| Metric | Puddle Sketch | Hypernotes by Zenkit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (7 ratings)](https://appshunter.io/ios/app/puddle-sketch/id1446841747/reviews) | **[3.7 (34 ratings)](https://appshunter.io/ios/app/hypernotes-by-zenkit/id1550821153/reviews)** |
| Number of ratings | 7 | **34** |
| Positive reviews | 52.9% of reviews | **65.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 39 MB | 49 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SPINNERS](https://appshunter.io/developer/1329890294) | [axonic](https://appshunter.io/developer/481015819) |

## What reviewers say

### Puddle Sketch

[App page](https://appshunter.io/ios/app/puddle-sketch/id1446841747)

This app offers a simple and beautiful digital whiteboard for brainstorming and idea sketching with an unlimited canvas. It provides minimal tools and an intuitive interface, allowing for seamless collaboration and sharing of creative concepts.

**Highlights:** Endless canvas for unbounded creativity, Minimalist tools for focused ideation, Intuitive pen and finger drawing interface, Collaboration and idea sharing capabilities, Support for latest OS features like Dark Mode and Drag & Drop, Continuous updates and cloud backups with membership

**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 Puddle Sketch free?

Puddle Sketch is free to download, 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, Puddle Sketch or Hypernotes by Zenkit?

Hypernotes by Zenkit is rated higher. Puddle Sketch averages 3.6 out of 5 from 7 ratings, while Hypernotes by Zenkit averages 3.7 from 34 ratings.

### Do Puddle Sketch or Hypernotes by Zenkit have ads?

Neither Puddle Sketch nor Hypernotes by Zenkit shows ads.

### Which is updated more often, Puddle Sketch or Hypernotes by Zenkit?

Puddle Sketch ships an update every 2 months, and Hypernotes by Zenkit every 2 months. Most recently, Puddle Sketch was updated on October 7, 2026 and Hypernotes by Zenkit on October 7, 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.*