# 펄스 (Pulse) vs YERISM

The clearest difference is update cadence: 펄스 (Pulse) at weekly against YERISM's every 2 months. YERISM's advantage is iOS requirement (13.0 vs 16.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 펄스 (Pulse) sells 19 in-app purchases, starting at $3.99 per month and YERISM sells 7 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

펄스 (Pulse) ships an update weekly, YERISM every 2 months. The most recent releases landed on October 20, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | 펄스 (Pulse) | YERISM |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 69.6% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 154 MB | 66 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 12+ | 12+ |
| Developer | [Hudson AI](https://appshunter.io/developer/1798655568) | [Dahyeon Baek](https://appshunter.io/developer/1893037430) |

## What reviewers say

### 펄스 (Pulse)

[App page](https://appshunter.io/ios/app/pulse-ai/id6742482134)

Engage in dynamic AI conversations that evolve with your emotions and choices. This chatbot remembers your interactions, adapts its personality, and builds a unique relationship, offering a personalized dating simulation experience.

**Highlights:** Emotionally intelligent AI responses, Evolving relationships based on conversation, Personalized character customization, Memory of past conversations, Daily life sharing features, Unpredictable story paths

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

**In-app purchases (19)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Pass | $3.99 | per month |
| Romance Pass | $14.99 | per month |
| Pulse Plus Monthly Plan | $14.99 | per month |
| Pulse Plus Annual Subscription | $179.99 | per year |
| 이벤트 버블 충전 | $0.49 | one-time |
| 300 Bubbles (50%) | $1.00 | one-time |
| Limited-Time Bubble Option 1 | $1.99 | one-time |
| Limited-Time Bubble Option 2 | $1.99 | one-time |
| 900 Bubbles (50%) | $3.00 | one-time |
| 500 Bubbles | $3.99 | one-time |
| 900 Bubbles | $5.99 | one-time |
| 1700 Bubbles (50%) | $6.00 | one-time |
| 1200 Bubbles | $8.99 | one-time |
| 3200 Bubbles (50%) | $11.49 | one-time |
| 2500 Bubbles | $17.99 | one-time |
| 7900 Bubbles (50%) | $30.00 | one-time |
| 9900 Bubbles (50%) | $35.00 | one-time |
| 7900 Bubbles | $69.99 | one-time |
| 9900 Bubbles | $79.99 | one-time |


### YERISM

[App page](https://appshunter.io/ios/app/yerism/id6762128277)

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Prism 10 | $0.99 | one-time |
| Prism 20 | $1.99 | one-time |
| Prism 55 | $4.99 | one-time |
| Prism 110 | $9.99 | one-time |
| Prism 240 | $19.99 | one-time |
| Prism 625 | $49.99 | one-time |
| Prism 1300 | $99.99 | one-time |


## Frequently asked questions

### Is 펄스 (Pulse) free?

펄스 (Pulse) is free to download, with in-app purchases available.

### Is YERISM free?

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

### Do 펄스 (Pulse) or YERISM have ads?

Neither 펄스 (Pulse) nor YERISM shows ads.

### Which is updated more often, 펄스 (Pulse) or YERISM?

펄스 (Pulse) ships an update weekly, and YERISM every 2 months. Most recently, 펄스 (Pulse) was updated on October 20, 2026 and YERISM on October 13, 2026.

---

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