# Flash Notes vs Liquid Deadline

The clearest difference is price: Flash Notes at Free against Liquid Deadline's $1.99. Liquid Deadline's advantage is in-app purchases (none vs 3). On review sentiment, update cadence, ads and device support there is nothing between them.

Flash Notes is free to download; Liquid Deadline costs $1.99 up front. Flash Notes sells 3 in-app purchases, starting at $0.99 per month. Liquid Deadline asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. Both last shipped on November 9, 2026.

## The numbers

| Metric | Flash Notes | Liquid Deadline |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/liquid-deadline/id6760516153/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | **Freemium** | Paid |
| Size | 68 MB | 2 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) | [和 宋](https://appshunter.io/developer/1884783671) |

## 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 |


### Liquid Deadline

[App page](https://appshunter.io/ios/app/liquid-deadline/id6760516153)

This app offers a visual approach to deadline management, allowing users to track tasks from inception to completion. It provides intuitive progress visualization, filtering, and sorting options to help users focus on priorities. Widgets offer quick access to task status and remaining time.

**Highlights:** Visual task progress tracking, Deadline and start time management, Category-based filtering and sorting, Progress bar and grid views, Home and Lock Screen widgets, Custom group management, Local data storage for privacy

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

**In-app purchases:** none


## Frequently asked questions

### Is Flash Notes free?

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

### Is Liquid Deadline free?

Liquid Deadline costs $1.99, with no in-app purchases.

### Do Flash Notes or Liquid Deadline have ads?

Neither Flash Notes nor Liquid Deadline shows ads.

### Which is updated more often, Flash Notes or Liquid Deadline?

Flash Notes ships an update weekly, and Liquid Deadline weekly. Most recently, Flash Notes was updated on November 9, 2026 and Liquid Deadline on November 9, 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.*