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Workout app vs spreadsheet

Spreadsheets and notes apps break at the gym. The app logs fast and turns history into progression.

What a spreadsheet does well

It organizes exercises in a table. The problem is keeping it: at the gym, Sheets loses the rest timer, previous load, and 1RM.

What Treino Certo IA changes

See also set tracking and progressive overload.

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OFFICIAL RULES

Campaign Rules — 30 Days Free PRO

Campaign period:09/14/2026 to 12/14/2026
  • Eligibility: The campaign is valid for new users who create an account on Treino Certo IA during the campaign period.
  • Benefit: Eligible users receive 30 days of free PRO access, starting from the moment of account creation.
  • Limit: The benefit is granted once per user/account.
  • Guaranteed period: The end of the campaign does not interrupt active benefits. Users who create an account during the promo period keep their full 30 days.
  • End of period: After 30 days, the account automatically returns to the free tier unless a PRO subscription is purchased.
  • No surprises: No credit card required and no automatic charge or renewal for the promotional benefit.
  • Security and integrity: Treino Certo IA reserves the right to withhold benefits obtained through fraud, abuse, or attempts to circumvent campaign rules.
IPHONE APP

The iPhone app is coming soon.

The iPhone app is not available yet. You can use Treino Certo IA in your browser now.

Use Treino Certo IA in your browser