100 days. One challenge.

Day 1 starts now.

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Track every day.

Check in daily, keep your streak alive, and watch your progress build over 100 days.

Adaptive reminders.

Day 100 learns when you usually check in and nudges you at the right time.

AI plans + real trainers.

Generate a plan with AI on subscription, or buy one from a real trainer.

Day 49 of 100

Simple pricing

Free

  • 1 active challenge
  • Basic stats
  • Share via day1.at
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Day 100 Pro

  • Up to 3 active challenges
  • Advanced stats
  • Share via day1.at
  • Grace days (1 per challenge)
  • AI-generated plans

£3.99 / month or £29.99 / year

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Ready to start your 100 days?

Pick your first challenge today.

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