BWP vs Birds in Greenspaces
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BWP
This comprehensive reference app provides detailed information on birds of the Western Palearctic. It features extensive data on species, including field characters, habitat, breeding, and behavior, enhanced with illustrations, songs, videos, and maps.
- 1,056 species covered
- 5,473 illustrations
- 1,066 songs and calls
- 916 videos
- 643 distribution maps
- Updated taxonomy and new species
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Birds of the Western Palearctic – BWP – is the definitive reference for everyone with a serious interest in birding and ornithology. Fifteen years ago we published all 11 printed volumes on DVD-ROM. Now we have fully overhauled this renowned BWPi for iOS and macOS. We have refreshed the design, breathed new life into the plates, added a comprehensive video library, integrated unique breeding birds content and updated taxonomy with new species and splits. Comprehensive coverage of every species that regularly occurs in the region, with sections on Field Characters, Habitat, Breeding, Distribution, Population, Movements, Social Pattern and Behaviour, Voice, Food, Plumages, Moults, Measurements and Geographical Variation. The app covers every species known to have occurred within the region, and we will be updating the app as new species occur (latest is Horned Puffin!). BWP integrates with Collins Bird Guide app so that you can switch between the two seamlessly. • 1,056 species covered • 5,473 illustrations • 1,066 songs and calls • 916 videos • 643 distribution maps • 10,176 photos of breeding stages • 1,557 line drawings showing behaviour • 288 life cycle diagrams • 2,446 tables • 37,690 references • 5,250,000 words of text! • Species names are translated into 25 languages The distribution and population data have not been updated since BWP was originally published, and some species have changed significantly since then. Compare species is available on iPad only.
Birds in Greenspaces
Participate in a UK-wide citizen science survey to understand the importance of greenspaces for birds. Record bird sightings in parks, cemeteries, and other public areas to help inform conservation efforts and connect with nature.
- Citizen science bird recording
- UK-wide survey participation
- Greenspace habitat analysis
- Wildlife connection
- Data contribution for conservation
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The BTO Birds in Greenspaces project aims to find out just how important greenspaces are for UK birds – and we want your help! Birds in Greenspaces is a new, UK-wide citizen science survey of birds that use our public-access greenspaces. These spaces play many important roles for both birds and people, particularly in urban areas. For birds they offer resources and shelter that cannot be found in the surrounding built-up environment, and for people, are important hubs for socialising, exercise, and cultural activities. For many they are also the only accessible place to connect with the natural world, something which can be very beneficial for mental health. Public access greenspaces include places like parks, cemeteries, and playing fields, to name a few, meaning a wide range of different habitat on offer. The way in which habitat is managed also varies, determining which birds (and how many of them) make use of these sites. If we can find out the importance of different greenspaces for birds, and people, we can use the findings to inform management guidance, so that decisions are made that benefit both. The is open to people of all ages and experience levels, across the UK and we want as many people as possible to get out into their local greenspace and learn about and connect with the wildlife there, and help us to find out more about these understudied spaces. Anyone can take part in Birds in Greenspaces! From April to June, we will be asking you to record the birds in your local greenspace(s). By simply recording which greenspace you visited, how long you spent there, which birds you saw and how many, you will be contributing key data. Whatever your experience level, we will be offering a range of resources to help you to take part and build your skills. This project has been funded by a gift in Will from Denis Summers-Smith, for which we are extremely grateful. Developed by the British Trust for Ornithology.
Screenshots
Verdict
The clearest difference is price: Birds in Greenspaces at Free against BWP's $35.99. Birds in Greenspaces also leads on update cadence (weekly vs every 2 months). BWP's advantage is review sentiment (64% vs 33%) and device support (4 vs 2). On ads, in-app purchases 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
Birds in Greenspaces is free to download; BWP costs $35.99 up front. Neither carries in-app purchases, so what you see is what you pay.
BWP ships an update every 2 months, Birds in Greenspaces weekly. The most recent releases landed on September 24, 2026 and September 22, 2026 respectively.
| Parameter | BWP | Birds in Greenspaces |
|---|---|---|
| Price | $35.99 | Free — better |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 64.0% of reviews — better | 33.3% of reviews |
| Number of ratings | 2 — better | — |
| Update frequency | Every 2 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad |
| Requires iOS | 15.5 — better | 16.4 |
| Further details — not scored | ||
| Size | 3.3 GB | 164 MB |
| Age rating | 4+ | 4+ |
| Developer | NatureGuides Ltd. | BTO |
Customer experience
BWP
Birds in Greenspaces
In-app purchases
BWP
No in-app purchases
Birds in Greenspaces
No in-app purchases
Questions
Is BWP free?
Is Birds in Greenspaces free?
Do BWP or Birds in Greenspaces have ads?
Which is updated more often, BWP or Birds in Greenspaces?
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