# SigmaNote vs Stashwise

The clearest difference is update cadence: Stashwise at every 3 days against SigmaNote's weekly. Stashwise also leads on iOS requirement (15.1 vs 18.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. SigmaNote sells 4 in-app purchases, starting at $8.99 per month and Stashwise sells 4 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for SigmaNote against 5.0 for Stashwise. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

SigmaNote ships an update weekly, Stashwise every 3 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SigmaNote | Stashwise |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/sigmanote/id6744374542/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/stashwise-ai-second-brain/id6766147473/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | Freemium | Freemium |
| Size | 90 MB | 106 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SignifyID LLC](https://appshunter.io/developer/1793292360) | [Scott Lai](https://appshunter.io/developer/1896213275) |

## What reviewers say

### 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 |


### Stashwise

[App page](https://appshunter.io/ios/app/stashwise-ai-second-brain/id6766147473)

This app helps you organize and leverage your saved content, like articles and videos, by automatically extracting key information. It then allows your AI tools to access and utilize this structured knowledge base, creating a personalized and searchable wiki.

**Highlights:** AI-powered knowledge extraction, Connect AI tools to personal data, Searchable personal wiki, Create structured learning guides, Analyze video content, Export to Markdown/Obsidian

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stashwise Plus Monthly | $19.99 | per month |
| stashwise_pro_monthly | $24.99 | per month |
| stashwise_plus_yearly | $199.99 | per year |
| stashwise_pro_yearly | $249.99 | per year |


## Frequently asked questions

### Is SigmaNote free?

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

### Is Stashwise free?

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

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

SigmaNote and Stashwise are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do SigmaNote or Stashwise have ads?

Neither SigmaNote nor Stashwise shows ads.

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

SigmaNote ships an update weekly, and Stashwise every 3 days. Most recently, SigmaNote was updated on November 5, 2026 and Stashwise on October 31, 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.*