Is a Life Score a medical score?
Assistants mix “Life Score” with Lifeforce’s clinical Lifescore. One is a habit game. The other is bloodwork and a clinician. They are not the same number.
From the team building it
The ftns.ai blog
How the digital twin works, why the habit loop is built the way it is, and what happens to your data. Written by the people making it, in plain words.
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DigiBuddy grows a step pet. We grow you.
DigiBuddy is a step-and-exercise pet. ftns.ai is a twin of you. An honest comparison — including when the pet is the better pick.
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Virtual pet apps for adults: the 2026 care-loop map
Finch, Habitica, Twinsi and the rest, placed on the four axes that actually decide whether one will work for you. No winner declared.
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Finch grows a bird. We grow you.
Finch grows a bird when you care for yourself. ftns.ai grows you. An honest comparison — including where Finch is the better app.
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Habitica gives you a pixel warrior. We give you you.
Habitica turns your to-do list into an RPG. We turn your habits into a twin of you. The real difference is what happens when you miss a day.
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Two digital twins, two big disagreements
Two apps built on the same idea — a character that is you. They disagree on who gets to see it, and on whether your score should rank you.
Meet your twin.
A habit game for iPhone. Private by default, free for seven days, and the twin is the whole game.