Big Butterfly Count vs Magpi
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.
Magpi
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Turn math practice into an exciting adventure! This app helps Key Stage pupils build their math skills through fun, interactive gameplay. Instead of traditional worksheets, learners progress through levels by answering math questions and completing challenges that gradually increase in difficulty. As pupils solve problems correctly, they earn gems and rewards that unlock new items and achievements. The game like system keeps students motivated while reinforcing key mathematical concepts appropriate for their learning level. One of the unique features is the map adventure mode. Players travel across a designated path inside a real location, moving between different locations and unlocking math challenges along the way. When they reach a new point on the map, they must answer questions correctly to continue their journey. Key Features: Progressive stages that adapt and become more challenging Gem rewards and gamified achievements to keep students motivated Interactive map mode where players travel to new challenge points Designed specifically for Key Stage learners Encourages consistent practice through engaging gameplay Whether used at home or alongside classroom learning, this app helps pupils improve their math skills while having fun exploring, solving problems, and collecting rewards.
Screenshots
Verdict
Big Butterfly Count and Magpi are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
| Parameter | Big Butterfly Count | Magpi |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (12 ratings) — better | — |
| Positive reviews | 77.1% of reviews | — |
| Number of ratings | 12 — better | — |
| Update frequency | Every 5 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 57 MB | 82 MB |
| Age rating | 4+ | 4+ |
| Developer | Butterfly Conservation Trading Ltd | Pobl |
In-app purchases
Big Butterfly Count
No in-app purchases
Magpi
No in-app purchases









