# Stickyboard vs SigmaNote

The clearest difference is rating: SigmaNote at 5.0 against Stickyboard's 4.5. SigmaNote also leads on update cadence (weekly vs fortnightly). Stickyboard's advantage is iOS requirement (8.0 vs 18.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Stickyboard sells 1 one-off in-app purchase and SigmaNote sells 4 in-app purchases, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

SigmaNote holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Stickyboard ships an update fortnightly, SigmaNote weekly. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Stickyboard | SigmaNote |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (2 ratings)](https://appshunter.io/ios/app/stickyboard/id366620702/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sigmanote/id6744374542/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 48.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 2 MB | 90 MB |
| Requires iOS | **8.0** | 18.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Qrayon, LLC](https://appshunter.io/developer/354980265) | [SignifyID LLC](https://appshunter.io/developer/1793292360) |

## What reviewers say

### Stickyboard

[App page](https://appshunter.io/ios/app/stickyboard/id366620702)

This app offers a digital whiteboard with an unlimited stack of virtual sticky notes for organizing ideas. Easily rearrange, color-code, and visualize relationships between your thoughts on a zoomable canvas. Share your boards via email as PDFs for collaboration or archiving.

**Highlights:** Zoomable digital whiteboard, Unlimited sticky notes, Color-coding options, Free-form drawing tool, Email boards as PDF, Note expose grid view

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to Stickyboard Pro | $4.99 | one-time |


### SigmaNote

[App page](https://appshunter.io/ios/app/sigmanote/id6744374542)

This app acts as an AI-powered knowledge hub, allowing users to capture, manage, learn from, and create knowledge across various formats. It uses AI agents to organize content, answer questions, and facilitate voice-driven writing and content creation.

**Highlights:** Capture knowledge from diverse sources, AI agents for organization and retrieval, Learn through conversation and listening, Voice-driven AI writing and content creation, Unified knowledge lifecycle management, Cross-format knowledge integration

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SigmaNote Premium Monthly | $8.99 | per month |
| SigmaNote Premium Plus Monthly | $12.99 | per month |
| SigmaNote Premium Yearly | $80.99 | per year |
| SigmaNote Premium Plus Yearly | $116.99 | per year |


## Frequently asked questions

### Is Stickyboard free?

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

### Is SigmaNote free?

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

### Which has better reviews, Stickyboard or SigmaNote?

SigmaNote is rated higher. Stickyboard averages 4.5 out of 5 from 2 ratings, while SigmaNote averages 5.0 from 1 ratings.

### Do Stickyboard or SigmaNote have ads?

Neither Stickyboard nor SigmaNote shows ads.

### Which is updated more often, Stickyboard or SigmaNote?

Stickyboard ships an update fortnightly, and SigmaNote weekly. Most recently, Stickyboard was updated on October 22, 2026 and SigmaNote on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*