# SoSIM vs StopBB

The clearest difference is price: SoSIM at Free against StopBB's $0.99. SoSIM also leads on device support (3 vs 1) and iOS requirement (15.6 vs 26.0). StopBB's advantage is update cadence (every 3 days vs every 3 months). On ads and in-app purchases there is nothing between them.

SoSIM is free to download; StopBB costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SoSIM ships an update every 3 months, StopBB every 3 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | SoSIM | StopBB |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[1.0 (3 ratings)](https://appshunter.io/ios/app/sosim/id1558388399/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 47 MB | 4 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Hutchison Telephone Company Limited](https://appshunter.io/developer/292047326) | [佳佳 钟](https://appshunter.io/developer/1879657971) |

## What reviewers say

### SoSIM

[App page](https://appshunter.io/ios/app/sosim/id1558388399)

Manage your Hong Kong prepaid SIM card services, including data usage, top-ups, and plan changes. This app allows you to switch between local and travel data, apply for number portability, and access support.

**Highlights:** Enquire data usage and SIM expiry, Purchase Hong Kong/Travel data packages, Instant top-up functionality, Mobile Number Portability (MNP) application, eSIM and new number exchange, Link to MoneyBack rewards, Manage Real Name Registration

**Features:** macOS Compatibility

**In-app purchases:** none


### StopBB

[App page](https://appshunter.io/ios/app/stopbb/id6760595244)

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

**In-app purchases:** none


## Frequently asked questions

### Is SoSIM free?

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

### Is StopBB free?

StopBB costs $0.99, with no in-app purchases.

### Do SoSIM or StopBB have ads?

Neither SoSIM nor StopBB shows ads.

### Which is updated more often, SoSIM or StopBB?

SoSIM ships an update every 3 months, and StopBB every 3 days. Most recently, SoSIM was updated on October 24, 2026 and StopBB on October 25, 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.*