Topo Maps 2 vs Catch SG Buses
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Topo Maps 2
Access detailed topographic maps and satellite imagery for the US and Canada, usable offline. Record and share tracks, plan routes with 2D/3D visualization, and view geolocated photos. Offers hybrid map modes and offline search capabilities.
- Offline topographic maps
- 2D and 3D map views
- Track recording and sharing
- Route planning and visualization
- Hybrid map mode
- Offline search
- Geolocated photo display
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Topographic maps and satellite imagery for the United States and Canada from the US Geological Survey, US Forest Service and Natural Resources Canada in 2D and 3D. No network connection needed once maps are installed. Record your track, and share GPX files with other apps and devices. Hybrid map mode combines topo with imagery. Panorama mode shows silhouette of what's visible from anywhere on the map. Draw routes on the map; plot graphs of speed and altitude. "Fly" along routes in 3D. Offline search. Show your geolocated photos on the map. If you have our original Topo Maps or Topo Maps for iPad app installed, its maps will be shared with this app. End User License Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Catch SG Buses
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Catch SG Buses helps you make faster everyday bus decisions in Singapore. Save your usual places, check nearby stops, view live bus arrivals, and know whether you should leave now or wait for the next bus. Features: - Live Singapore bus arrival timings - Search and save your usual bus stops - Can I Catch It? leave-now decisions - Widgets for quick bus checks - Live Activities and Dynamic Island support - Pinned buses for your daily routes - Local-first saved places and preferences Catch is built for daily commuters who want bus timings to feel faster, clearer, and easier to act on. Bus arrival data is provided through LTA DataMall. Arrival timings may be delayed, unavailable, or inaccurate. Catch is a planning aid and is not an official transport authority app. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://adiarya05.github.io/Catch/privacy.html
Screenshots
Verdict
The clearest difference is in-app purchases: Catch SG Buses at none against Topo Maps 2's 1. Topo Maps 2's advantage is device support (3 vs 1). On price, update cadence, ads and iOS requirement 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. Topo Maps 2 sells 1 in-app purchase, starting at $4.99 per year. Catch SG Buses asks for nothing beyond the download.
Topo Maps 2 ships an update every 5 weeks, Catch SG Buses every 2 months. The most recent releases landed on October 19, 2026 and October 9, 2026 respectively.
| Parameter | Topo Maps 2 | Catch SG Buses |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (35 ratings) — better | — |
| Positive reviews | 37.5% of reviews | — |
| Number of ratings | 35 — better | — |
| Update frequency | Every 5 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, Apple Watch — better | iPhone |
| Requires iOS | 17.2 — better | 18.0 |
| Further details — not scored | ||
| Size | 223 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | Mappendix Limited | Aditya Arya |
In-app purchases
Topo Maps 2
- Detailed Maps - 1 year3 Days trial$4.991 Year
Catch SG Buses
No in-app purchases
