# Their First Words vs RAYUL 한글숲

The clearest difference is in-app purchases: RAYUL 한글숲 at none against Their First Words's 1. Their First Words's advantage is iOS requirement (15.1 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Their First Words sells 1 one-off in-app purchase. RAYUL 한글숲 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Their First Words | RAYUL 한글숲 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/their-first-words-flashcards/id6776320033/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | Free with in-app purchases | — |
| Size | 530 MB | 41 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Their First Words LLC](https://appshunter.io/developer/6776320035) | [YOUNGSOO KIM](https://appshunter.io/developer/1895715033) |

## What reviewers say

### Their First Words

[App page](https://appshunter.io/ios/app/their-first-words-flashcards/id6776320033)

This app offers a calm, ad-free experience for parents to teach young children early vocabulary in six languages. It features over 1,000 watercolor flashcards, native voice audio, and progress tracking for up to four children.

**Highlights:** 1,000+ watercolor flashcards, Native voice audio in 6 languages, Age-based word lists, Progress tracking for up to 4 children, Offline functionality, Child-safe screen lock, Customizable child character

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro — Lifetime Unlock | $9.99 | one-time |


### RAYUL 한글숲

[App page](https://appshunter.io/ios/app/rayul/id6783611502)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Their First Words free?

Their First Words is free to download, with in-app purchases available.

### Is RAYUL 한글숲 free?

RAYUL 한글숲 is free to download, with no in-app purchases.

### Do Their First Words or RAYUL 한글숲 have ads?

Neither Their First Words nor RAYUL 한글숲 shows ads.

### Which is updated more often, Their First Words or RAYUL 한글숲?

Their First Words ships an update weekly, and RAYUL 한글숲 weekly. Most recently, Their First Words was updated on November 7, 2026 and RAYUL 한글숲 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.*