# BiosystemLock vs CarTimes SG

The clearest difference is iOS requirement: BiosystemLock at 13.0 against CarTimes SG's 15.1. On price, update cadence, ads and in-app purchases 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, CarTimes SG every 8 months. The most recent releases landed on October 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | BiosystemLock | CarTimes SG |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 8 months** |
| Size | 381 MB | 40 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) | [Mobile Cards Technologies Private Limited](https://appshunter.io/developer/1753636083) |

## What reviewers say

### BiosystemLock

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

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

**In-app purchases:** none


### CarTimes SG

[App page](https://appshunter.io/ios/app/cartimes-sg/id6742224272)

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

**In-app purchases:** none


## Frequently asked questions

### Is BiosystemLock free?

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

### Is CarTimes SG free?

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

### Do BiosystemLock or CarTimes SG have ads?

Neither BiosystemLock nor CarTimes SG shows ads.

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

BiosystemLock ships an update every 14 months, and CarTimes SG every 8 months. Most recently, BiosystemLock was updated on October 3, 2026 and CarTimes SG 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.*