OneMap SG vs ERP 2.0
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OneMap SG
This app provides the most detailed and up-to-date national map of Singapore, developed by the Singapore Land Authority. It offers comprehensive search, navigation with barrier-free options, and information on nearby amenities and government services.
- Address and building search
- Driving and public transport navigation
- Barrier-free accessible routes
- Find nearby amenities
- Government information lookup
- Multiple map styles
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OneMap is the authoritative national map of Singapore, developed by the Singapore Land Authority (SLA). Discover accurate and up-to-date maps, navigation, and location-based services designed for everyday use. Whether you are planning your journey, exploring nearby amenities, or accessing government map information, OneMap helps you navigate Singapore with confidence. Key Features: • Search addresses, postal codes, coordinates, landmarks, and building names across Singapore • Plan your journeys with driving, cycling and public transport routes, including walking connections and selected Barrier-Free Access navigation • Discover nearby amenities and essential services around your location • Access government map information including land use, schools, properties, traffic, and drone-related data • Explore different map styles and base maps to suit your needs • Access all maps and features for free, with no in-app purchases or ads OneMap brings together trusted geospatial information and services from government agencies into a single platform for residents, businesses, and visitors in Singapore. For questions or feedback, visit: https://go.gov.sg/onemap-feedback-form
ERP 2.0
Access and display information from your On-Board Unit (OBU), including charging details and traffic alerts. Connects via Bluetooth for background notifications and supports CarPlay for in-car system integration.
- Access OBU charging details
- Receive traffic alerts
- View payment options
- Bluetooth connectivity
- Background notifications
- CarPlay compatibility
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The ERP 2.0 application allows you to access and display information provided by your On-Board Unit (OBU), such as ERP charging details, traffic alerts and Payment options. The application utilises Bluetooth technology to establish a seamless connection with the On-Board Unit (OBU), enabling motorists to receive notifications even when the application is running in the background. It is also compatible with CarPlay, allowing you to receive OBU Alerts on your vehicle's infotainment system, thereby allowing you to maintain a neat dashboard.
Screenshots
Verdict
The clearest difference is rating: OneMap SG at 5.0 against ERP 2.0's 1.0. OneMap SG also leads on review sentiment (26% vs 0%) and update cadence (every 3 weeks vs every 3 months). On price, ratings volume, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
OneMap SG holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews point the same way: 26% of OneMap SG's written reviews are positive against 0% of ERP 2.0's.
OneMap SG ships an update every 3 weeks, ERP 2.0 every 3 months. The most recent releases landed on September 20, 2026 and September 10, 2026 respectively.
| Parameter | OneMap SG | ERP 2.0 |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | 1.0 (2 ratings) |
| Positive reviews | 26.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 2 | 2 |
| Update frequency | Every 3 weeks — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.6 — better | 16.6 |
| Further details — not scored | ||
| Size | 62 MB | 39 MB |
| Age rating | 4+ | 17+ |
| Developer | Singapore Land Authority | Land Transport Authority (Singapore) |
Customer experience
OneMap SG
ERP 2.0
In-app purchases
OneMap SG
No in-app purchases
ERP 2.0
No in-app purchases








