FollowFollow

Link format

https://followfollow.bigmesoftwares.com/add/?text=Call%20mom&at=2026-10-20T15:00:00-05:00

Everything a FollowFollow share (.ff) carries:
https://followfollow.bigmesoftwares.com/add/?text=Dinner%20with%20Ana&at=2026-10-24T19:00:00-05:00&repeat=weekly&days=fri&message=Time%20for%20dinner!&place=Mickey%20J's&address=1%20Main%20St,%20Dallas&lat=32.78&lng=-96.80&category=restaurant&note=Table%20for%202&source=OpenTable

ParameterMeaning
textRequired for reminders. What to remember, up to 300 characters. Can include the time in plain words ("Call mom tomorrow at 3pm").
atOptional. Exact date and time in ISO 8601 with a time zone, e.g. 2026-10-20T15:00:00-05:00 or 2026-10-20T20:00:00Z.
repeatOptional. daily, weekly, monthly or yearly.
daysOptional, for weekly. Comma-separated: mon,wed,fri (or 1โ€“7, 1 = Sunday). Days alone mean weekly.
messageOptional. The exact words spoken aloud, up to 300 characters. Without it FollowFollow writes a friendly message. Shown to the user before adding.
placeOptional. Place name, up to 120 characters.
addressOptional. Street address; looked up on the phone when no coordinates are given.
lat, lngOptional. Exact coordinates (decimal degrees).
categoryOptional. home, office, restaurant, shop, parking, scenicspot, item, idea or other.
typeOptional. place saves only the place (needs place, address or coordinates); no reminder.
noteOptional. Extra details, up to 500 characters.
sourceOptional. Who created the link (shown as "From โ€ฆ"), up to 60 characters.

Inside apps you can also use followfollow://add?text=โ€ฆ with the same parameters. Values must be URL-encoded. FollowFollow always asks the user before adding a reminder.