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What it does
Log every shot, see your weight trend and an estimated medication level. 30 days of everything free, the basics free forever — then one payment, no subscription.
- Next shot in days, the dose, and where to inject — readable in two seconds
- A tide-clock gauge of your estimated medication level, rising after a shot and easing until the next
- Suggested injection site: the spot you haven't used the longest
- Shots and daily doses with date, time, dose, site and notes — weekly or daily medications, pens, vials or tablets
- Vials: enter the concentration and see syringe units for every dose
- Weight with a smoothing trend line and 7-day average, so daily water swings don't fool you
- Medication level curve with your dose steps, 8 weeks back and 2 weeks ahead
- Weight change for each dose step
- Side-effect patterns: which days after a shot each symptom shows up
- No account. Records stay on your phone and in your phone's own backup
- Apple Health / Health Connect sync, CSV export, and a backup file that moves between iPhone and Android
- Light or dark mode and app language right in Settings
How you pay
Every feature free for your first 30 days. Forever free after that: shot log, reminders, site rotation, weight with a 3-month chart, side-effect log, Health sync, export and backup — we won't move them behind a paywall. Everything else: one lifetime payment. No subscription, no auto-charge.
Good to know
Ebbtide is a personal record, not medical advice. The medication level is an estimate from published prescribing information, not a blood test. Always follow your prescriber's instructions.