Big Butterfly Count vs Lets Talk Clots
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Big Butterfly Count
Participate in a national butterfly and moth survey by identifying and counting species in your local environment. Your observations contribute to understanding the health of UK wildlife. Features an identification guide and a map to view submitted sightings.
- Butterfly and moth identification guide
- Count and submit sightings
- View submitted records on a map
- Contribute to wildlife research
- 15-minute nature observation
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Take part in the UK’s annual Big Butterfly Count with this easy to use and informative app. Spend 15 minutes in nature and help butterflies at the same time. All you need to do is identify and count the relevant butterfly and moth species you spot. Then submit your sightings to help take the pulse of nature. Your records help to show how butterflies are faring in the UK. The app features a beautiful ID guide to help you identify and learn about the 21 species that are the focus of this study. You can also view all of your submitted counts and see everyone's records on the map within the app.
Lets Talk Clots
This app offers medically approved information for individuals at risk of or diagnosed with blood clots. It covers reducing risk, recognizing symptoms, diagnosis, recovery, and managing life after a VTE diagnosis, including considerations for pregnancy, travel, and work.
- Blood clot risk reduction
- Signs and symptoms of clots
- Diagnosis and treatment information
- Recovery and symptom management
- Life after VTE diagnosis
- Pregnancy and family planning advice
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This app provides information for individuals who may be at risk of or who have had a blood clot - also known as a 'thrombosis' / 'deep vein thrombosis' (DVT) / 'pulmonary embolism' (PE) or a 'venous thromboembolism' (VTE). All information is medically approved and has been developed in collaboration between UK patients and healthcare providers. The app shares key information about clots, reducing risk, signs, symptoms and diagnosis as well as recovery following a VTE diagnosis. The app includes sections on approved treatments and therapies, pain and ongoing symptom management. Have been diagnosed? Information is also available about recovery, including managing anxiety and worry, regaining wellbeing, fitness and returning to everyday activities. Life after a blood clot diagnosis, includes considerations around life events, including pregnancy, family planning, travel, work and managing other conditions alongside risk factors or a personal medical history of thrombosis.
Screenshots
Verdict
The clearest difference is review sentiment: Big Butterfly Count at 77% against Lets Talk Clots's 0%. Lets Talk Clots's advantage is monetization model (free vs ad-supported). On price, update cadence, 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.
Big Butterfly Count ships an update monthly, Lets Talk Clots every 3 weeks. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.
| Parameter | Big Butterfly Count | Lets Talk Clots |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (12 ratings) — better | — |
| Positive reviews | 77.1% of reviews — better | 0.0% of reviews |
| Number of ratings | 12 — better | — |
| Update frequency | Monthly | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 41 MB | 184 MB |
| Age rating | 4+ | 4+ |
| Developer | Butterfly Conservation Trading Ltd | vFairs LLC |
Customer experience
Big Butterfly Count
Lets Talk Clots
In-app purchases
Big Butterfly Count
No in-app purchases
Lets Talk Clots
No in-app purchases
Questions
Is Big Butterfly Count free?
Is Lets Talk Clots free?
Do Big Butterfly Count or Lets Talk Clots have ads?
Which is updated more often, Big Butterfly Count or Lets Talk Clots?
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