# bus@sg vs 100Bus

The clearest difference is ads: 100Bus at none against bus@sg's shown. 100Bus also leads on review sentiment (91% vs 65%) and monetization model (free vs ad-supported). bus@sg's advantage is iOS requirement (12.0 vs 26.1). On price, update cadence, 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.

bus@sg ships an update every 4 months, 100Bus every 2 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | bus@sg | 100Bus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/100bus/id1600120667/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 65.4% of reviews | **91.3% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Ad-supported | **Free** |
| Size | 11 MB | 16 MB |
| Requires iOS | **12.0** | 26.1 |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Yaogang Lian](https://appshunter.io/developer/1613676168) | [Matthew Wee](https://appshunter.io/developer/1600116874) |

## What reviewers say

### bus@sg

[App page](https://appshunter.io/ios/app/bussg/id340744554)

Get real-time bus arrival predictions for all major bus operators in Singapore. Easily find nearby stops, save favorites, and view route maps and schedules. Navigate Singapore's public transport with confidence.

**Highlights:** Real-time bus arrival predictions, Favorite bus stops, Nearby bus stop locator, Interactive bus stop map, Bus route and schedule information, Search by bus stop name, ID, or road

**Features:** macOS Compatibility

**In-app purchases:** none


### 100Bus

[App page](https://appshunter.io/ios/app/100bus/id1600120667)

This app provides real-time bus arrival timings for Singapore. It features a sleek design, lock screen Live Activities, home screen widgets, and customizable bus stop names. It also offers journey tracking and accessibility support.

**Highlights:** Real-time bus arrival timings, Lock screen Live Activities, Home screen widgets, Customizable bus stop names, Journey progress tracking, Interactive bus stop panoramas

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is bus@sg free?

bus@sg is free to download, with no in-app purchases.

### Is 100Bus free?

100Bus is free to download, with no in-app purchases.

### Do bus@sg or 100Bus have ads?

bus@sg shows ads; 100Bus does not.

### Which is updated more often, bus@sg or 100Bus?

bus@sg ships an update every 4 months, and 100Bus every 2 months. Most recently, bus@sg was updated on November 6, 2026 and 100Bus on November 3, 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.*