# 페이북/ISP vs 대출 계산기

The clearest difference is in-app purchases: 대출 계산기 at none against 페이북/ISP's 1. 대출 계산기 also leads on iOS requirement (13.0 vs 15.8). 페이북/ISP's advantage is update cadence (fortnightly vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. 페이북/ISP sells 1 one-off in-app purchase. 대출 계산기 asks for nothing beyond the download.

페이북/ISP ships an update fortnightly, 대출 계산기 every 2 months. The most recent releases landed on October 11, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | 페이북/ISP | 대출 계산기 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (514 ratings)](https://appshunter.io/ios/app/isp/id369125087/reviews)** | — |
| Number of ratings | **514** | — |
| Positive reviews | 27.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 488 MB | 8 MB |
| Requires iOS | 15.8 | **13.0** |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [VP Inc.](https://appshunter.io/developer/366728012) | [JUNGDAE BYUN](https://appshunter.io/developer/1661917274) |

## What reviewers say

### 페이북/ISP

[App page](https://appshunter.io/ios/app/isp/id369125087)

Manage your finances with personalized benefits, investment opportunities, and smart financial product comparisons. Customize your home screen, track card usage, and discover tailored discounts and rewards. Invest in global markets and stocks with expert picks.

**Highlights:** Personalized benefits and rewards, Investment opportunities (overseas, stocks), Financial product comparison (cards, loans, insurance), Customizable home screen, Card usage and benefit tracking, QR payment via smartwatch

**Features:** Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 안전결제 프리미엄 서비스 1년이용권 | $5.99 | one-time |

**What reviewers like**

- 👍 Convenient QR code payment
- 💡 Continuous discount events
- 🚀 Quick and easy to use

**What reviewers complain about**

- 🐛 Frequent app crashes
- 🔋 High data consumption
- 🤔 Confusing and cluttered UI
- 🔒 Lack of biometric login support
- 🙅‍♀️ Difficult for overseas users

**Reported bugs**

- Errors during payment process
- Inability to register non-Korean phone numbers
- Incompatibility with certain devices/OS versions

**Requested features**

- Support for face ID/fingerprint login
- Improved performance and stability
- More user-friendly interface design
- Better support for overseas users


### 대출 계산기

[App page](https://appshunter.io/ios/app/id1663142248)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 페이북/ISP free?

페이북/ISP is free to download, with in-app purchases available.

### Is 대출 계산기 free?

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

### Do 페이북/ISP or 대출 계산기 have ads?

Both 페이북/ISP and 대출 계산기 show ads.

### Which is updated more often, 페이북/ISP or 대출 계산기?

페이북/ISP ships an update fortnightly, and 대출 계산기 every 2 months. Most recently, 페이북/ISP was updated on October 11, 2026 and 대출 계산기 on September 28, 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.*