Top Reference apps in United Kingdom 🇬🇧
As of June 19, 2026, Merlin Bird ID by Cornell Lab is the #1 Reference app in United Kingdom on iOS.
iOSAndroid
#App / PublisherCategoryIntel
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What changed
Movement between the previous day and June 19, 2026.
New entrants
Risers
- Birda - Bird Watching App
#80 → #33
Toyzie AI: Toy Value Scanner#94 → #55
- Tarbo PDF Creator
#59 → #26
- Theo: Prayer & Meditation
#53 → #32
AirAssist Radar#68 → #53
Fallers
Mid Devon District Council#48 → #98
RCPsych IC26#52 → #88
Bible Basher - Bible Stories#22 → #52
Verifi - Fact checker#58 → #77
Kuli Kuli - Travel Translator#49 → #63
Methodology
Rankings are pulled daily from the iOS store charts for United Kingdom. We snapshot the top entries each day and compute day-over-day change relative to the prior snapshot. See our full methodology for data sources, refresh cadences, and quality filters.
Frequently asked questions
What is the #1 Reference app in United Kingdom on iOS?
As of June 19, 2026, Merlin Bird ID by Cornell Lab is the #1 Reference app in United Kingdom on iOS, based on the public iOS chart rankings Marlvel tracks daily.
How often are these rankings updated?
Marlvel snapshots the iOS charts for United Kingdom every day and computes day-over-day movement. The "Current" page always reflects the latest snapshot; dated archive pages preserve each day's top 50.
Where does Marlvel's ranking data come from?
Rankings are pulled from the public iOS store charts for United Kingdom. See our methodology for data sources, refresh cadence, and the quality filters applied before a ranking is indexed.