Canals.UK vs Canal Maps
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Canals.UK
This app is a comprehensive guide for navigating over 2,000 miles of UK canals. It provides detailed information on locks, bridges, facilities, and points of interest for boaters and walkers. An optional upgrade offers advanced features like route planning and boat tracking.
- 2000+ miles of UK canals mapped
- Locks, bridges, and facilities information
- Mile markers and linear canal diagrams
- Canal & River Trust notices
- Boat details and tracking
- Route planning and points of interest
Read full descriptionHide full description
Canals.UK is a useful companion for anyone who uses the canals; boating or walking! Navigate the 2,000 miles of UK canals. The App shows locks, bridges, aqueducts, tunnels, mooring and facilities and much more, along our canal network. The FREE version includes: • All the UK canals mapped with locks, bridges and facilities. • Shows: Mile markers, Boatyards, CRT Notices, Fish & Chips, Launderettes, Canal side Pubs, local convenience stores. • A list of all canals in a useful linear diagram which will show you where you are on a specific canal and update your location if tracking is on. • Canal & River Trust Notices of any navigation restrictions. • Useful phone numbers and links to websites. • My Boat - keep relevant details about your boat. • Get estimated boat speed, location and sunrise/sunset times. • Notifications Upgrade ‘Go Pro’ with in-App purchase includes: • Nearby: find useful points or interest that are near your current location • Daily Boat Log to record any diary details to show you are a continuous boater! • Create your own Points of Interest (POI) and plot them on the map e.g. your favourite mooring spots, where to pick blackberries or favourite pub. • Canal Rings: shows the major canal rings that you can journey along. • Route Planner: plan a canal route and get an estimate of how long it will take. • Boat Tracker - track your boat position even when the App is not running (obviously the iPhone/iPad needs to be on). • TV Aerial Finder - find the location of the best reception from nearby Freeview TV masts • Show All CRT Notices on the Map • Show GOV.UK Stream Levels on the Map • Show CRT Stream Warnings on the Map • Show CRT Winter Moorings
Canal Maps
Read full descriptionHide full description
Canal Maps is an offline-first navigation app for the UK's inland waterways. Browse detailed maps of major canals and navigable rivers, find points of interest along your route, and keep your bearings — with or without a mobile signal. Features: • Detailed maps of UK canals and navigable rings including the Avon Ring, Cheshire Ring, and more • Points of interest: locks, bridges, pubs, wharves, marinas, services, and visitor moorings • Photos for canal points of interest • Search for specific points of interest by name • Canal traders and fuel boats near your route • My Places: save your own private points of interest with custom icons • Your GPS position shown live on the map — all data processed on-device, never transmitted • Works offline after initial data download Whether you're planning a narrowboat holiday or already on the water, Canal Maps keeps the information you need close at hand.
Screenshots
Verdict
The clearest difference is in-app purchases: Canal Maps at none against Canals.UK's 6. On price, update cadence, ads and device support 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. Canals.UK sells 6 one-off in-app purchases. Canal Maps asks for nothing beyond the download.
Canals.UK ships an update weekly, Canal Maps fortnightly. The most recent releases landed on September 21, 2026 and September 6, 2026 respectively.
| Parameter | Canals.UK | Canal Maps |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (53 ratings) — better | — |
| Positive reviews | 65.3% of reviews | — |
| Number of ratings | 53 — better | — |
| Update frequency | Weekly — better | Fortnightly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 53 MB | 55 MB |
| Age rating | 4+ | 4+ |
| Developer | MARK MANSER | DAVID ANTHONY FLOYD |
Bugs and requests
Canals.UK
Reported bugs
32 issues- Saved plans glitching
- Route planner dropdown won't drop down
- Search bar won't search
- Location not working
- Purchasing Pro problems
Show 27 moreShow fewer
- Boat tracking feature not activating
- Demo mode persistent
- Pro features not showing
- Odd distances when planning
- CRT notices unreliable
- Distance calculation errors
- Paid for Pro twice, no access
- Basic version has little content
- Missing Crinan Canal data
- Missing wide beam/dimension data
- Missing water points data
- No way to report missing data
- Missing River Great Ouse navigation
- Difficult to change destinations
- Expensive for features offered
- Not a substitute for Nicholson's Guide
- Route planner basic without detailed waypoints
- No obvious way to save/export
- POI addition unintuitive
- No help facility
- Menu flags Pro modules as restricted
- Internet connection needed
- Not ideal for solo boaters
- Can't reach 'locate me' arrow easily
- No info on Pro option benefits
- No 'report an error' option
- Not accurate, needs work
Requested features
20 requests- Add 'via' points to journey plans
- Option to choose shortest/quickest routes
- Add a speed display
- More logical and relevant logging feature
- Better background map
Show 15 moreShow fewer
- Filter CRT notices by current location
- Show CRT notices on the map
- Tap two or more points for info (distance, locks)
- Search canal list for specific locks/bridges
- Route planning option
- Select start and end points for the day
- Start navigation mode to track progress
- Ability for boaters to add notes (issues, helpful info)
- Move 'locate me' arrow to bottom corner
- Editable map with 'report an error' option
- Enter start and end points by name in Route Planning
- User adjustable boat speeds and lock operating speeds
- Route planning to pick up relevant CRT notices
- Include width, length, depth, and height information
- Alert developers to missing/wrong information feature
Canal Maps
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Canals.UK
- Small Tip$0.99
- Medium Tip$1.99
- Large Tip$4.99
Show 3 moreShow fewer
- Generous Tip$9.99
- Go Pro$17.99
- Enormous Tip$19.99
Canal Maps
No in-app purchases







