# BiosystemLock vs PAP SG

The clearest difference is update cadence: PAP SG at every 10 days against BiosystemLock's every 14 months. BiosystemLock's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BiosystemLock ships an update every 14 months, PAP SG every 10 days. The most recent releases landed on September 16, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | BiosystemLock | PAP SG |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 83.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 10 days** |
| Monetization | — | Free |
| Size | 381 MB | 53 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Goh Siang Aik](https://appshunter.io/developer/1444710737) | [People's Action Party](https://appshunter.io/developer/1776076478) |

## What reviewers say

### BiosystemLock

[App page](https://appshunter.io/ios/app/biosystemlock/id1444710738)

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

**In-app purchases:** none


### PAP SG

[App page](https://appshunter.io/ios/app/pap-sg/id6736355005)

This app allows Singaporeans to connect directly with a political party and its leaders. Engage with the party's mission, share your ideas, and participate in initiatives aimed at shaping the nation's future.

**Highlights:** Direct connection with party leaders, Learn about party mission, Engage in initiatives, Share ideas and feedback, Participate in action

**In-app purchases:** none


## Frequently asked questions

### Is BiosystemLock free?

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

### Is PAP SG free?

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

### Do BiosystemLock or PAP SG have ads?

Neither BiosystemLock nor PAP SG shows ads.

### Which is updated more often, BiosystemLock or PAP SG?

BiosystemLock ships an update every 14 months, and PAP SG every 10 days. Most recently, BiosystemLock was updated on September 16, 2026 and PAP SG on June 1, 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.*