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    For hot tubs

    Hot tub care,without the chemistry headache.

    Ally suggests what to add and when, so you can step in instead of standing at the chemical shelf. You confirm against product labels before dosing.

    Sound familiar?

    • Cloudy or smelly water after a party
    • Sanitizer that disappears overnight
    • Foam, scale, and itch that nobody explains
    • Reading dosing charts in your bathrobe

    What Ally does for hot tub owners

    One assistant for testing, dosing, scheduling, and answering the questions that come up between water changes.

    • Photo test reading

      Snap a strip and Ally interprets sanitizer, pH, alkalinity, and hardness from your photo.

    • Dose suggestions you review

      Get suggested oz or grams to add for your hot tub. Confirm against product labels before dosing.

    • Drain and refill timing

      Ally watches dissolved solids and bather load, then nudges you when a refresh beats more chemicals.

    • Filter care

      Rinse, soak, and replace reminders based on actual use, not a generic schedule.

    Parameters Ally tracks

    Tap any parameter to learn what it means and how Ally helps you keep it in range.

    Common questions