OnlyCat – Microchip Cat Flap with Prey Detection
Price range: £ 275.00 through £ 499.00
Let cats in, keep mice out.
Microchip access in both directions, individual curfews and prey detection—all controlled through one app.
Fits a 165 × 172 mm opening, or a compatible circular glass cutout. Check fit details
Wild outside. Calm inside.
Let cats be cats — and keep what they catch outside.
- Your cats, in and out. OnlyCat reads your cats’ microchips or compatible collar tags on entry and exit. Choose who may come in, who may go out and when, cat by cat.
- A decision in the blink of an eye. OnlyCat checks for prey on the flap itself, typically in 0.2 seconds—even after dark.
- See what happened. Review arrivals, departures and detected prey attempts, with videos, notifications and household sharing in one app.
- Designed and built in the United Kingdom. Tested before it leaves us, with a two-year warranty and 30 days to try it at home. Read our returns and warranty policy.
“I feel so much better.”
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“A device that’s given me my life back. Free to finally enjoy outings and holidays without worrying.”
Fatima B. -
“Our cat tried 16 times to bring a gift in. Waking up to see we avoided midnight carnage is just amazing.”
Sarah C. -
“I love my cat but I couldn’t cope with the presents. The flap did exactly what it was supposed to.”
L Porquoi.




duong dung Nguyen – Google↗
No more intruders 👍👍👍 …
Translated from French by Google
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Plus d'intrus 👍👍👍 …
Kurt Stadelmann – Google↗
Best purchase since cats were invented…😂 …
Translated from German by Google
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Beste Anschaffung seit es Katzen gibt…😂 …
Franz Dannecker – Google↗
Great cat flap. Works perfectly.
Translated from German by Google
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Klasse Katzenklappe. Funktioniert tadellos.
Daniel Arnold – Google↗
Excellent! The recognition is fantastic and so far we haven't had a single failed scan! The flap works perfectly and the installation was very easy!
Translated from German by Google
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Top! Die Erkennung ist grandios und bis dato haben wir keinen Fehlscan! Die Klappe funktioniert einwandfrei und die Installation war sehr einfach!
Sandra Schneider – Google↗
We are absolutely thrilled with this cat flap! Delivery was straightforward and so far we have nothing negative to say. This flap has made our lives so much easier!
Translated from German by Google
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Wir sind einfach begeistert von dieser Katzenklappe! Die Lieferung war unkompliziert und bisher können wir nichts negatives sagen. Diese Klappe ist eine Erleichterung in unserem Leben!
E. P – Google↗
Works perfectly! It costs a bit, but it provides ultimate peace of mind knowing that no live mice are being dragged into the house.
The cat flap emits an audible alarm, which also scares the cats away, and always provides a video.
Translated from Dutch by Google
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Werkt perfect!. kost even wat, maar geeft wel ultiem rust dat er geen levende muizen in huis worden gesleept.
Het kattenluik geeft een hoorbaar alarm. Wat de katten ook afschrikt en geeft altijd een video.
Tobias Rosenstock – Google↗
We've been using the OnlyCat cat flap for a few days now – and it's the best investment ever. Jerry needed two or three tries to get through the flap at first, but now he gets in on the first try every time.
Thanks to the intelligent recognition, it even denied him entry when he arrived with a small rat – the videos speak for themselves.
Since then, we've had much quieter nights. Setup was incredibly easy, and the app control gives you complete control.
We highly recommend it.
Translated from German by Google
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Wir haben die OnlyCat Katzenklappe seit ein paar Tagen im Einsatz – und es ist die beste Investition überhaupt. Jerry hat anfangs zwei bis drei Versuche gebraucht, um durch die Klappe zu kommen, aber inzwischen klappt es jedes Mal auf Anhieb.
Dank der intelligenten Erkennung hat sie ihm sogar den Eintritt verwehrt, als er mit einer kleinen Ratte ankam – die Videos dazu sprechen für sich.
Seitdem haben wir deutlich ruhigere Nächte. Die Einrichtung war kinderleicht und die App‑Steuerung gibt einem volle Kontrolle.
Von uns eine klare Kaufempfehlung.
Petra Bird – Google↗
We've had the OnlyCat for over six months now and are absolutely thrilled. Our mischievous cats, Catweazle and Luna, haven't managed to bring in any live prey since, and only twice dead mice, and only because they worked together so cleverly! Before, it was a disaster; I spent entire nights trying to catch and rescue a poor mouse, a slow worm, or a frog. Not to mention the "battlefield" they created almost every night. The OnlyCat team has done a fantastic job; it's easy to install and works flawlessly. We can also remotely monitor what our two cats are up to on all our devices. We wholeheartedly recommend it. Many thanks to the team!
Translated from German by Google
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Wir haben die OnlyCat jetzt seit über einem halben Jahr und sind überglücklich. Unsere Outlaws Catweazle und Luna haben es seither nicht mehr geschafft, lebendige Beute hereinzubringen, tote Mäuse nur 2x, und nur, weil sie ganz clever zusammengearbeitet haben! Vorher war es katastrophal; ich habe mir ganze Nächte um die Ohren geschlagen, um eine arme Maus, Blindsschleiche, Frosch zu fangen und zu retten. Nicht zu sprechen von dem "Schlachtfeld" dass die beiden nächtlich fast jeden Tag angerichtet haben. Eine ganz tolle Sache, was das Team von OnlyCat erarbeitet hat, einfache Installation und arbeitet fehlerfrei. Auf allen Geräten können wir zudem aus der Ferne beobachten, was unsere beiden so treiben. Wir können es zu 100 % empfehlen. Vielen Dank an das Team!
Hamza – Google↗
Ali X – Google↗
Jo Elliott – Google↗
Pip Coker – Google↗
sally smith – Google↗
Beverley Finnie – Google↗
Cindy Verhoeven (C’tje) – Google↗
Wendy Vahey – Google↗
Since installing OnlyCat i’ve been having great fun watching the ‘contraband’ videos as the catflap locks!
What a great piece of technology.. I’ve got my full night’s sleep back. 🥰 Love it.. and the team’s customer service was superb as I found my way around the unit.
Al Jazi – Google↗
This has been an extremely disappointing experience from start to finish.
OnlyCat’s website and marketing materials strongly suggest that the product is wireless. It is not at the time of our purchase, which was a few months ago. Only once the item arrives do you discover that it requires a wired connection, which completely undermines the convenience being advertised. In practice, this means awkward cables running through living spaces. In our case, through a kitchen door, making it both impractical and frankly untidy.
What is most frustrating wasn’t just the misleading presentation, but the response from customer service. Rather than acknowledging the lack of clarity, they were dismissive and defensive, going so far as to suggest that the fault lay with us for not asking about the wiring in advance. That’s simply not acceptable when the product is marketed in a way that clearly implies the opposite.
For a premium-priced item, the overall experience feels careless at best and deliberately misleading at worst. Between the impractical and unsightly wiring requirement, the lack of transparency on their website and in their marketing materials and the dismissive attitude and poor quality of customer service, this has proved to be a complete waste of money.
Needless to say, we’ll not be returning customers and that they indeed have a one-time customer policy.
Meg Garner – Google↗
J Turner – Google↗
Sophia Lutz – Google↗