Comparison

River Thames Guide vs Scrapp | Zero

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

River Thames Guide

Navigate and plan your journeys on the River Thames and Wey Navigation with this comprehensive offline guide. Discover points of interest, lock details, bridge clearances, and current river conditions. Essential for boaters and travelers exploring these waterways.

Highlights
  • Interactive offline river map
  • Journey planner with distance and time
  • Detailed lock and bridge information
  • Current river conditions
  • Boating rules and advice
  • Weather forecasts
Features
Read full description

The complete planner and guide for travel and leisure on the River Thames (from its source to the Thames Barrier) and the Wey Navigation including where you can go, how you get there and what’s on the way - includes these key features: Thames Map and Guide: •Interactive River Map: self-contained - no internet connection needed •Journey Planner: time (at 5, 3 , 1 mph), distance and number of locks between any two of 102 River Thames points (45 on Wey) •Locks: need to know detail on every lock •Bridges: headway in metres and feet •River draught (depth of water) •Weather and other conditions for each lock •Current river conditions (non-tidal and tidal) Boating Advice: •Rules for the River •Preventing Problems •Emergency Help and Guidance (RNLI approved) INTERACTIVE RIVER MAP: pinch or squeeze to zoom to the required level of detail. Add any combination of locks, moorings, boatyards, fuel, marinas, pubs, restaurants, lodgings, sanitation, fishing, emergency RVP and/or bridges; tapping any icon pops up further details including phone number, post code, maximum stay etc (where available). The interactive map is built-in to the App so you do not need an Internet connection to see where you are and facilities near you; tap the boat icon (top left of map) for location, speed & heading (when under way on rive). (PLEASE NOTE: this means a large download - please be patient, it’s worth it!). JOURNEY PLANNER: select a starting point and destination from the supplied list of 102 landmarks (including locks, marinas, moorings, bridges and places of interest (from Lechlade to the Thames Barrier) and immediately see the sailing distance, direction (up or downstream), sailing time (at 5 mph, 3 mph and 1 mph) and the number of locks to transit to complete your journey; Wey navigation planner features 45 locations. LOCK FEATURES: every Thames lock is listed in order from Cricklade Bridge to Teddington with distance to next lock both up and downstream. Touch any lock to see much more information including: telephone number; post code; lock type; width, drop and length; lock keeper’s hours; facilities available (such as WC, water, pump out etc). From the lock detail just tap to highlight this lock in the middle of the interactive map. Portage Maps for Sonning to Teddington locks. BRIDGE HEADWAY: every bridge listed in order with headway in feet and metres; bridge headways are colour coded for ease of use and instant check to see if you need to lower any masts. All the above features are built-in so are available even without an Internet connection. WEATHER: select any lock for an up-to-date weather forecast for today and tomorrow (includes temperature, winds, humidity, visibility, sunrise and sunset). Requires an Internet connection. The weather popup includes the current nautical twilight (the correct time to strike your ensign). CURRENT RIVER CONDITIONS: for safer river use always verify the current official conditions before setting off; non-tidal conditions are provided by the Environment Agency (the River Thames authority) and categorised as Red, Yellow or Green – tap to view an explanation of the colours. Tidal conditions are provided by the Port of London Authority. Requires an Internet connection. Includes current and planned river closures and river restrictions. IN CASE OF EMERGENCY: River Thames Guide includes an SOS section with information, endorsed by the RNLI, on how to deal with various problems including: Man Overboard; Boat Sinking; Boat on Fire; Boat Drifting. NOTE: these sections should be studied before embarking so that you can react properly to any emergency. Better still: take an appropriate course before using the river. HELP: every page contains tips on using River Thames Guide to help plan your journey, find somewhere to eat or stay, using the map, and more.

About

Scrapp | Zero

Easily find out how to dispose of any waste item correctly, anywhere in the world. Scan a barcode or search an item to get local disposal instructions and track your impact on reducing landfill waste.

Highlights
  • Scan barcodes for disposal info
  • Search items for disposal guidance
  • Local disposal rules for UK, US, Canada
  • Track waste disposal impact
  • Discover sustainable brands
  • Community-driven data submission
Features
Read full description

See how to dispose any waste item correctly, wherever you are in the world. Simply scan the barcode, or search the item, to learn the correct disposal options - according to your local disposal rules. Scrapp takes an education-first approach, to help you be better equipped on disposing your waste correctly. So you can live guilt-free and feel confident that your efforts are having maximum impact. Join our growing community today and discover how small habits can make a big impact ** HOW DOES IT WORK? ** 1. Scan or search a product on the shelf or at home. 2. Point your phone camera at the barcode - Scrapp instantly tells you how to dispose of it correctly by: (a) Displaying simple instructions like “Recycle,” “Do Not Recycle,”, “Sort Packaging"", ""Compost"", ""Repair"" and more. (b) A step-by-step guide that shows which bin each packaging part should go in, or where you can take your waste through our maps feature. (c) Motivational messages that make you feel like a recycling hero. ** LOCAL GUIDANCE FOR 400M+ PEOPLE ** Scrapp automatically saves your local disposal rules to give you the most accurate guidance - whether that is your residential waste program or private take-back programs - we have you covered. We currently provide location-based recycling guidance across 100% of the UK, US and Canada. Our internal team reviews frequently, but if there is ever something that awry, you can reach out to our team who will be happy to assist. Good news - you can still use the app even if we don’t support local guidance in your area yet. You’ll see general advice that is correct for most places. ** TRACK YOUR IMPACT ** View a breakdown of the waste you’ve disposed. Track progress towards your zero-waste goals and get actionable insights about your disposal habits. ** FIGHT PLASTIC POLLUTION TOGETHER ** So far, Scrapp has been successfully used to divert over 60,000+ items from ending up in landfill - and we’re just getting started. Each time you use Scrapp to dispose of your waste the right way, you also remove ocean-bound plastic. For every item you scan or search, we’re making it possible for you to remove ocean-bound plastic - one bottle at a time. ** 36M+ PRODUCTS SO FAR ** We work directly with brands and retailers to use their data for good. But you can help others to dispose of your waste correctly too. Each time you submit new packaging information, it gets added to our library and shared with the rest of the community. ** DISCOVER SUSTAINABLE BRANDS ** Look out for the green verified tick next to brands in the app - it means the information you’re seeing comes straight from one of our verified brands. We’re proud to be helping sustainable brands & retailers clear up confusing environmental claims and make more responsible products that have a positive impact on the planet. Our mission is to educate and empower a global community towards a circular future. So we appreciate your patience as we work tirelessly towards this mission. -- Want to get in touch with us? Please send us a message: enquiries@scrappzero.com

Screenshots

River Thames Guide4 screens
Scrapp | Zero4 screens

Verdict

The call

The clearest difference is rating: River Thames Guide at 5.0 against Scrapp | Zero's 3.3. Scrapp | Zero's advantage is ratings volume (7 vs 1) and iOS requirement (15.6 vs 17.6). On price, review sentiment, update cadence and ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

River Thames Guide holds the better App Store score, 5.0 against 3.3. That said, the two scores are not equally well evidenced: Scrapp | Zero has 7 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 50% of River Thames Guide's written reviews are positive against 42% of Scrapp | Zero's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 7 level
River Thames Guide versus Scrapp | Zero: the parameters behind the verdict, then further details
ParameterRiver Thames GuideScrapp | Zero
PriceFreeFree
Rating5.0 (1 ratings) — better3.3 (7 ratings)
Positive reviews50.0% of reviews — better42.1% of reviews
Number of ratings17 — better
Update frequencyMonthlyMonthly
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.615.6 — better
Further details — not scored
Size387 MB46 MB
Age rating4+4+
DeveloperJeff MaynardScrapp LLC

Customer experience

River Thames Guide

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews10 reviews
Positive50.0%
Neutral10.0%
Negative40.0%

Scrapp | Zero

All ratings7 ratings
Positive57.1%
Neutral0.0%
Negative42.9%
Written reviews38 reviews
Positive42.1%
Neutral13.2%
Negative44.7%

In-app purchases

None

River Thames Guide

No in-app purchases

None

Scrapp | Zero

No in-app purchases

Questions

Is River Thames Guide free?
River Thames Guide is free to download, with no in-app purchases.
Is Scrapp | Zero free?
Scrapp | Zero is free to download, with no in-app purchases.
Which has better reviews, River Thames Guide or Scrapp | Zero?
River Thames Guide is rated higher. River Thames Guide averages 5.0 out of 5 from 1 ratings, while Scrapp | Zero averages 3.3 from 7 ratings.
Do River Thames Guide or Scrapp | Zero have ads?
Neither River Thames Guide nor Scrapp | Zero shows ads.
Which is updated more often, River Thames Guide or Scrapp | Zero?
River Thames Guide ships an update monthly, and Scrapp | Zero monthly. Most recently, River Thames Guide was updated on November 6, 2026 and Scrapp | Zero on November 3, 2026.

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