# 스마트요람 vs YouNB

The clearest difference is review sentiment: YouNB at 100% against 스마트요람's 45%. YouNB also leads on update cadence (every 3 days vs every 4 months). 스마트요람's advantage is in-app purchases (none vs 7) and iOS requirement (11.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. YouNB sells 7 in-app purchases, starting at $4.99 per month. 스마트요람 asks for nothing beyond the download.

스마트요람 ships an update every 4 months, YouNB every 3 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 스마트요람 | YouNB |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (2 ratings)](https://appshunter.io/ios/app/id970378748/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 45.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 29 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [STEPHEN INFORMATION](https://appshunter.io/developer/524313109) | [JEONGWOO KIM](https://appshunter.io/developer/1896763527) |

## What reviewers say

### 스마트요람

[App page](https://appshunter.io/ios/app/id970378748)

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

**In-app purchases:** none


### YouNB

[App page](https://appshunter.io/ios/app/younb/id6770781220)

This AI-powered parenting guide offers insights from pregnancy through preschool. It helps parents track feeding, sleep, growth, and health, providing weekly AI analysis and monthly care reports based on professional medical guidelines.

**Highlights:** AI parenting insights, All-in-one logging (feeding, sleep, growth), Weekly and monthly AI analysis, Shareable PDF care reports, Growth curve comparisons, Vaccination and checkup timelines, Symptom guide

**Features:** Family Sharing

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Monthly | $4.99 | per month |
| Premium Monthly | $9.99 | per month |
| Starter Annual | $49.99 | per year |
| Premium Annual | $89.99 | per year |
| AI Pack 100 | $2.99 | one-time |
| Weekly Report Pass | $3.99 | one-time |
| AI Pack 300 | $5.99 | one-time |


## Frequently asked questions

### Is 스마트요람 free?

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

### Is YouNB free?

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

### Do 스마트요람 or YouNB have ads?

Neither 스마트요람 nor YouNB shows ads.

### Which is updated more often, 스마트요람 or YouNB?

스마트요람 ships an update every 4 months, and YouNB every 3 days. Most recently, 스마트요람 was updated on November 1, 2026 and YouNB on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*