# Flashcards by NKO vs FlashSRS

The clearest difference is update cadence: FlashSRS at every 9 days against Flashcards by NKO's every 4 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Flashcards by NKO sells 13 in-app purchases, starting at $1.99 per month and FlashSRS sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Flashcards by NKO ships an update every 4 weeks, FlashSRS every 9 days. The most recent releases landed on October 29, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Flashcards by NKO | FlashSRS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (2.1K ratings)](https://appshunter.io/ios/app/flashcards-by-nko-flash-cards/id478986342/reviews)** | — |
| Number of ratings | **2.1K** | — |
| Positive reviews | 93.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 84 MB | 10 MB |
| Requires iOS | 17 | 17.0 |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [NKO Ventures, LLC](https://appshunter.io/developer/466775889) | [Manh Nguyen](https://appshunter.io/developer/1864580525) |

## What reviewers say

### Flashcards by NKO

[App page](https://appshunter.io/ios/app/flashcards-by-nko-flash-cards/id478986342)

Create and share rich flashcards with images, or download millions from a vast library. Engage with study games and a Spaced Repetition System to enhance learning and track progress.

**Highlights:** Create rich text flashcards with images, Download millions of pre-made flashcards, Engaging study and testing games, Spaced Repetition System (SRS), Class management tools for teachers, Share decks via folders, email, or iTunes, Offline text-to-speech support

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Individual Edition | $1.99 | per month |
| Individual Edition | $14.99 | per year |
| Abstract | Free | one-time |
| Cats | Free | one-time |
| Spring | Free | one-time |
| Winter | $0.99 | one-time |
| Vintage | $2.99 | one-time |
| Back to School | $2.99 | one-time |
| Server Space | $19.99 | one-time |
| Teacher Pro 100 (for 3 months) | $39.99 | one-time |
| Individual Edition | $99.99 | one-time |
| Teacher Pro 100 | $99.99 | one-time |
| Teacher Pro | $199.99 | one-time |


### FlashSRS

[App page](https://appshunter.io/ios/app/flashsrs-study-flashcards/id6819700140)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FlashSRS Pro Monthly | $1.99 | per month |
| FlashSRS Pro Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is Flashcards by NKO free?

Flashcards by NKO is free to download, with in-app purchases available.

### Is FlashSRS free?

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

### Do Flashcards by NKO or FlashSRS have ads?

Neither Flashcards by NKO nor FlashSRS shows ads.

### Which is updated more often, Flashcards by NKO or FlashSRS?

Flashcards by NKO ships an update every 4 weeks, and FlashSRS every 9 days. Most recently, Flashcards by NKO was updated on October 29, 2026 and FlashSRS 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.*