BOO EU Withdrawal Button vs Appointment Booking Cowlendar
How BOO EU Withdrawal Button and Appointment Booking Cowlendar compare on the Shopify App Store: rating, review count, pricing, the Built for Shopify badge, and where each one ranks in the store's organic search results. Every number is the App Store's own and is never edited.
Updated September 8, 2026 · App Store dataBOO EU Withdrawal Button vs Appointment Booking Cowlendar at a glance
As of September 8, 2026, BOO EU Withdrawal Button is rated 4.9 stars from 51 reviews and Appointment Booking Cowlendar is rated 4.9 stars from 2,211 reviews on the Shopify App Store.
- Rating: Both are rated 4.9 stars.
- Reviews: Appointment Booking Cowlendar has more reviews, 2,211 against 51.
- Pricing: Both list "Free plan available".
- Built for Shopify: Only Appointment Booking Cowlendar carries the Built for Shopify badge.
| Fact |
BOO EU Withdrawal Button
|
Appointment Booking Cowlendar
|
|---|---|---|
| Tagline | Comply with the EU withdrawal law and send multilingual emails | Booking app for appointments, rentals, events & booking forms. |
| Rating | ★ 4.9 | ★ 4.9 |
| Reviews | 51 | 2,211 |
| Pricing | Free plan available | Free plan available |
| Built for Shopify | No badge | Built for Shopify |
| Data as of | September 8, 2026 | September 8, 2026 |
Built for ShopifyRatings, review counts, pricing labels and badges are read from each app's Shopify App Store search result card. Rankings are the store's organic results for the searches Rankbase tracks; sponsored results are excluded.
Where each app ranks in App Store search
| App Store search |
BOO EU Withdrawal Button
|
Appointment Booking Cowlendar
|
|---|---|---|
| Both apps rank · 1 search | ||
| Boo | #1 | #2 |
| Only BOO EU Withdrawal Button ranks · 21 searches | ||
| Droit De Retractation | #1 | not in top 10 |
| Widerrufsrecht | #2 | not in top 10 |
| Comply | #4 | not in top 10 |
| EU Withdrawl | #5 | not in top 10 |
| Retractation | #5 | not in top 10 |
| Revoq - EU Withdrawal Button | #5 | not in top 10 |
| Withdrawal Button | #5 | not in top 10 |
| EU Withdraw | #6 | not in top 10 |
| EU Withdrawal | #6 | not in top 10 |
| EU Withdrawal Button | #6 | not in top 10 |
| Widerruf Button EU Withdrawal | #6 | not in top 10 |
| Withdraw | #6 | not in top 10 |
| Withdrawal | #6 | not in top 10 |
| EU Button | #7 | not in top 10 |
| EU Right Of Withdrawal | #7 | not in top 10 |
| EU Widerruf | #8 | not in top 10 |
| EU Widerrufs-button | #8 | not in top 10 |
| EU Widerrufs-button Pro | #8 | not in top 10 |
| Recesso | #9 | not in top 10 |
| EU Herroeping | #10 | not in top 10 |
| EU Wiederrufsbutton | #10 | not in top 10 |
| Only Appointment Booking Cowlendar ranks · 36 searches | ||
| Appointment | not in top 10 | #1 |
| Appointment Booking | not in top 10 | #1 |
| Booking | not in top 10 | #1 |
| Bookings | not in top 10 | #1 |
| Calendario | not in top 10 | #1 |
| Calendrier | not in top 10 | #1 |
| Cowlendar | not in top 10 | #1 |
| Cowlender | not in top 10 | #1 |
| Event | not in top 10 | #1 |
| Event Booking | not in top 10 | #1 |
| Events | not in top 10 | #1 |
| Kalender | not in top 10 | #1 |
| Rendez-vous | not in top 10 | #1 |
| Reservas | not in top 10 | #1 |
| Book That | not in top 10 | #2 |
| Books | not in top 10 | #2 |
| Easy Appointment Booking | not in top 10 | #2 |
| Rental | not in top 10 | #2 |
| Appointly | not in top 10 | #3 |
| Appointments | not in top 10 | #3 |
| Calendly | not in top 10 | #3 |
| Rent | not in top 10 | #3 |
| Bookx | not in top 10 | #5 |
| Scheduling | not in top 10 | #5 |
| Depo | not in top 10 | #6 |
| Knowledge | not in top 10 | #6 |
| Add To Cart Button | not in top 10 | #7 |
| Sesami | not in top 10 | #7 |
| Ticketing | not in top 10 | #7 |
| Zoom | not in top 10 | #7 |
| Courses | not in top 10 | #8 |
| Custom Form | not in top 10 | #8 |
| Password Protection | not in top 10 | #8 |
| Tickets | not in top 10 | #8 |
| Calendar | not in top 10 | #9 |
| Course | not in top 10 | #9 |
In the App Store's organic search results, BOO EU Withdrawal Button ranks in the top 10 for 22 of the 3,620 searches we track and Appointment Booking Cowlendar for 37. They share one search, "boo", where BOO EU Withdrawal Button ranks #1 and Appointment Booking Cowlendar #2.
Frequently asked questions
Is BOO EU Withdrawal Button or Appointment Booking Cowlendar rated higher on the Shopify App Store?
Both are rated 4.9 stars. Appointment Booking Cowlendar has more reviews, 2,211 against 51.
Which has more reviews, BOO EU Withdrawal Button or Appointment Booking Cowlendar?
Appointment Booking Cowlendar has more reviews, 2,211 against 51.
Which ranks higher in Shopify App Store search, BOO EU Withdrawal Button or Appointment Booking Cowlendar?
In the App Store's organic search results, BOO EU Withdrawal Button ranks in the top 10 for 22 of the 3,620 searches we track and Appointment Booking Cowlendar for 37. They share one search, "boo", where BOO EU Withdrawal Button ranks #1 and Appointment Booking Cowlendar #2.
How is this comparison made?
Rankbase records the organic results merchants see when they search the Shopify App Store for 3,620 popular keywords, refreshed daily for published rankings and at least weekly for the rest. Each app's rating, review count, pricing label and Built for Shopify badge are taken from its App Store search result card, so they are exactly what merchants see; the date next to each app is the last time it appeared in any tracked top 10. Sponsored results are excluded, and nothing on this page is edited by hand, including for Rankbase's own apps.
More comparisons
BOO EU Withdrawal Button against other apps
Appointment Booking Cowlendar against other apps
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Rankbase paired these two apps on September 8, 2026, when both ranked in the top 3 for "boo". The page stays as long as either app keeps ranking or the comparison keeps being read, and every number on it is refreshed from the App Store.
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Rankbase is made by Craftshift, a Shopify Partner building apps for product images, variants, and bulk catalog work. We built Rankbase to track the App Store rankings of our own apps first, then opened it to other developers, and this directory grew out of that work. The rankings on these pages are Shopify's own organic search results; we never edit them, including for our own apps.
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