# Flash Notes vs Knowto

Flash Notes and Knowto are too close to call on the numbers: across 7 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Flash Notes sells 3 in-app purchases, starting at $0.99 per month and Knowto sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Flash Notes ships an update weekly, Knowto every 10 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Flash Notes | Knowto |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/knowto-instant-note-taking/id6798763650/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 10 days |
| Monetization | Freemium | Freemium |
| Size | 68 MB | 5 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [馨洁龙 郑](https://appshunter.io/developer/1872415712) | [Lumik LLC](https://appshunter.io/developer/1860645804) |

## What reviewers say

### Flash Notes

[App page](https://appshunter.io/ios/app/flash-notes-idea-cards-and-memo/id6759559652)

Capture fleeting thoughts instantly and organize them effortlessly. This app uses AI to help your ideas evolve and discover new connections, transforming scattered notes into valuable knowledge. Review your inspirations in new ways and gain visual insights into your creative process.

**Highlights:** Lightning-fast note capture via widgets and Siri, Categorize with 3 card types and color tags, Inbox-style processing with swipe gestures, Link related cards for idea evolution, AI-powered memory cards for insights, Serendipitous review via flashcard carousel, Multi-view options and visual insights

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FlashNote-Pro(Monthly) | $0.99 | per month |
| FlashNote-Pro(Quarterly) | $1.99 | per 3 months |
| FlashNote-Pro(One‑time purchase) | $4.99 | one-time |


### Knowto

[App page](https://appshunter.io/ios/app/knowto-instant-note-taking/id6798763650)

Capture ideas instantly with a fast, local-first note-taking app. Organize thoughts naturally with threads, tags, and attachments. Access your notes offline with optional cloud sync.

**Highlights:** Always-ready composer, Build on thoughts with threads, Search and filter notes, Attach photos and resources, Local-first storage, Background sync across devices

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Knowto Plus Monthly | $0.99 | per month |
| Knowto Plus Yearly | $9.99 | per year |


## Frequently asked questions

### Is Flash Notes free?

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

### Is Knowto free?

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

### Do Flash Notes or Knowto have ads?

Neither Flash Notes nor Knowto shows ads.

### Which is updated more often, Flash Notes or Knowto?

Flash Notes ships an update weekly, and Knowto every 10 days. Most recently, Flash Notes was updated on October 31, 2026 and Knowto 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.*