# Flash Notes vs 知格闪卡

The clearest difference is in-app purchases: Flash Notes at none against 知格闪卡's 1. 知格闪卡's advantage is ads (none vs shown) and update cadence (every 4 days vs fortnightly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 知格闪卡 sells 1 one-off in-app purchase. Flash Notes asks for nothing beyond the download.

Flash Notes ships an update fortnightly, 知格闪卡 every 4 days. The most recent releases landed on September 24, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Flash Notes | 知格闪卡 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | Ad-supported | — |
| Size | 95 MB | 39 MB |
| Requires iOS | 15.5 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [铭 左](https://appshunter.io/developer/988623105) | [良玉 侯](https://appshunter.io/developer/1879665668) |

## What reviewers say

### Flash Notes

[App page](https://appshunter.io/ios/app/flash-notes-smart-and-simple/id1501123305)

This study tool helps you create notes, flashcards, and memorize vocabulary. It uses science-backed methods to organize your learning and improve knowledge retention. Manage all your study materials in one unified hub for more effective learning.

**Highlights:** Rich text and image editing, Science-backed review plans, Apply memory methods to notes, Unified knowledge hub, Vocabulary memorization

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

**In-app purchases:** none


### 知格闪卡

[App page](https://appshunter.io/ios/app/id6766411237)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 永久会员 | $12.99 | one-time |


## Frequently asked questions

### Is Flash Notes free?

Flash Notes is free to download, with no in-app purchases.

### Is 知格闪卡 free?

知格闪卡 is free to download, with in-app purchases available.

### Do Flash Notes or 知格闪卡 have ads?

Flash Notes shows ads; 知格闪卡 does not.

### Which is updated more often, Flash Notes or 知格闪卡?

Flash Notes ships an update fortnightly, and 知格闪卡 every 4 days. Most recently, Flash Notes was updated on September 24, 2026 and 知格闪卡 on September 19, 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.*