Cookie Policy
Cookie Policy
Last updated: 6 October 2026
What we store in your browser
A cookie is a small file a site places in your browser. We also use your browser's own storage (localStorage and sessionStorage). The same rule applies to both: what the site needs to work, we store without asking. For statistics and advertising we ask your consent first, and you can choose those two separately.
Needed for the site to work
sb-…-auth-token
Keeps you signed in
DoorLetter (Supabase) · Browser storage · Until you sign out
dl-cookie-consent
Your cookie choice, with date and version
DoorLetter · Browser storage · Until you change it
dl_locale
Your language choice
DoorLetter · Cookie · 1 year
dl_locale_redirect
Remembers we sent you to your language once
DoorLetter · Cookie · 30 days
| Name | From | Purpose | Type | Kept |
|---|---|---|---|---|
| sb-…-auth-token | DoorLetter (Supabase) | Keeps you signed in | Browser storage | Until you sign out |
| dl-cookie-consent | DoorLetter | Your cookie choice, with date and version | Browser storage | Until you change it |
| dl_locale | DoorLetter | Your language choice | Cookie | 1 year |
| dl_locale_redirect | DoorLetter | Remembers we sent you to your language once | Cookie | 30 days |
Convenient, and only on your own device
This data stays in your browser and is not passed to other parties. Only the invitation code is sent along when you create an account, so that you and your friend both get a letter of credit.
dl_send_draft
Your draft, so your letter is not lost
DoorLetter · Browser storage · Until you send the letter
dl_send_autosend
Continue sending your letter after payment
DoorLetter · Browser storage · Until you return from payment
dl_ref
The code of the friend whose link you followed
DoorLetter · Browser storage · Until you clear your browser
dl_profile_prompt_hidden, dl_referral_dismissed
Remembers that you closed a notice
DoorLetter · Browser storage · Until you clear your browser
map_selected_addresses
The homes you picked on the map
DoorLetter · Session storage · Until you close the tab
| Name | From | Purpose | Type | Kept |
|---|---|---|---|---|
| dl_send_draft | DoorLetter | Your draft, so your letter is not lost | Browser storage | Until you send the letter |
| dl_send_autosend | DoorLetter | Continue sending your letter after payment | Browser storage | Until you return from payment |
| dl_ref | DoorLetter | The code of the friend whose link you followed | Browser storage | Until you clear your browser |
| dl_profile_prompt_hidden, dl_referral_dismissed | DoorLetter | Remembers that you closed a notice | Browser storage | Until you clear your browser |
| map_selected_addresses | DoorLetter | The homes you picked on the map | Session storage | Until you close the tab |
Statistics, only with consent
Google Analytics shows us how visitors use the site. Without your consent we do not load it. We also keep a simple count of our own without cookies; see the privacy statement.
_ga
Tells visitors apart
Google Analytics · Cookie · 2 years
_ga_*
Keeps track of the visit
Google Analytics · Cookie · 2 years
| Name | From | Purpose | Type | Kept |
|---|---|---|---|---|
| _ga | Google Analytics | Tells visitors apart | Cookie | 2 years |
| _ga_* | Google Analytics | Keeps track of the visit | Cookie | 2 years |
Advertising, only with consent
The Meta pixel tells us whether our ads on Facebook and Instagram work. If you consent to marketing, we also report a sign-up, letter or purchase to Meta from our server, with your email address only in encrypted form. Without consent neither happens.
_fbp
Recognises your browser to measure and show ads
Meta · Cookie · 90 days
_fbc
Remembers that you came from a Meta ad
Meta · Cookie · 90 days
dl_last_purchase
Reports a purchase to Meta when you return from payment
DoorLetter · Browser storage · Until you return from payment
| Name | From | Purpose | Type | Kept |
|---|---|---|---|---|
| _fbp | Meta | Recognises your browser to measure and show ads | Cookie | 90 days |
| _fbc | Meta | Remembers that you came from a Meta ad | Cookie | 90 days |
| dl_last_purchase | DoorLetter | Reports a purchase to Meta when you return from payment | Browser storage | Until you return from payment |
Changing your choice
The button above changes your choice at any time; this page is linked as 'Cookies' at the bottom of every page. If you withdraw consent, we stop loading and remove the Google or Meta cookies from your browser. We store your choice with a version number: if the choices we offer change, we ask again. You can also delete or block cookies in your browser:
Contact
Questions about cookies? Use the contact form.