# sis vs BLUV 빌럽

The clearest difference is review sentiment: BLUV 빌럽 at 60% against sis's 14%. BLUV 빌럽 also leads on ads (none vs shown) and update cadence (fortnightly vs every 6 weeks). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. sis sells 2 in-app purchases, starting at $12.99 per month and BLUV 빌럽 sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

sis ships an update every 6 weeks, BLUV 빌럽 fortnightly. The most recent releases landed on October 17, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | sis | BLUV 빌럽 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 13.6% of reviews | **60.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 39 MB | 35 MB |
| Requires iOS | **13.0** | 13.4 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Jeong Sohee](https://appshunter.io/developer/1468893469) | [Zenith Labs](https://appshunter.io/developer/1760479235) |

## What reviewers say

### sis

[App page](https://appshunter.io/ios/app/sis/id1468893470)

Connect with like-minded individuals for various social activities and information sharing. Discover local businesses and engage in real-time conversations. Invitation-only access ensures a curated community for adult queer women.

**Highlights:** Anonymous community forums, Organize spontaneous meetups, Interest-based small groups, Local business directory, Location-based friend finder, Real-time unlimited chat, Keyword-based profiles

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 시스 플러스 얼리버드 월 구독 | $12.99 | per month |
| 시스 플러스 월 구독 | $12.99 | per month |


### BLUV 빌럽

[App page](https://appshunter.io/ios/app/bluv-bdsm/id6596742810)

A community for verified adults to connect based on BDSM preferences. Share thoughts, find connections, and build trust through detailed profiles and secure communication.

**Highlights:** Verified user community, Secure communication, BDSM relationship finder, Detailed user profiles, Strict member management, Adult-only platform

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 열쇠 12개 | $2.99 | one-time |
| 열쇠 24개 | $4.99 | one-time |
| 열쇠 60개 | $8.99 | one-time |
| 열쇠 128개 | $14.99 | one-time |
| 열쇠 305개 | $34.99 | one-time |
| 열쇠 610개 | $59.99 | one-time |
| 열쇠 930개 | $89.99 | one-time |
| 열쇠 1270개 | $119.99 | one-time |


## Frequently asked questions

### Is sis free?

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

### Is BLUV 빌럽 free?

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

### Do sis or BLUV 빌럽 have ads?

sis shows ads; BLUV 빌럽 does not.

### Which is updated more often, sis or BLUV 빌럽?

sis ships an update every 6 weeks, and BLUV 빌럽 fortnightly. Most recently, sis was updated on October 17, 2026 and BLUV 빌럽 on October 12, 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.*