# BusTrack SG vs zzzBUS

The clearest difference is update cadence: BusTrack SG at weekly against zzzBUS's every 3 months. zzzBUS's advantage is iOS requirement (18.0 vs 26.0). 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.

BusTrack SG ships an update weekly, zzzBUS every 3 months. The most recent releases landed on October 13, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | BusTrack SG | zzzBUS |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 months |
| Monetization | Free | — |
| Size | 21 MB | 17 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Anirudh Baliga](https://appshunter.io/developer/1605340620) | [KUN ZHOU](https://appshunter.io/developer/1742514313) |

## What reviewers say

### BusTrack SG

[App page](https://appshunter.io/ios/app/bustrack-sg/id6476266696)

This app provides real-time bus arrival information for Singapore. Save your favorite routes and stops, and view upcoming bus times directly from your home screen with widgets. It aims to simplify public transport waiting.

**Highlights:** Live bus timings, Favorite routes and stops, Home screen widgets, Nearby bus stop information, Simple and intuitive interface

**Features:** macOS Compatibility

**In-app purchases:** none


### zzzBUS

[App page](https://appshunter.io/ios/app/zzzbus/id6740849992)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BusTrack SG free?

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

### Is zzzBUS free?

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

### Do BusTrack SG or zzzBUS have ads?

Neither BusTrack SG nor zzzBUS shows ads.

### Which is updated more often, BusTrack SG or zzzBUS?

BusTrack SG ships an update weekly, and zzzBUS every 3 months. Most recently, BusTrack SG was updated on October 13, 2026 and zzzBUS on October 8, 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.*