LensSwap: Contact Lens Timer

Tired of guessing when you last changed your contact lenses? LensSwap keeps your replacement schedule on track so you never wear an expired pair again. Set up your lenses once — daily, weekly, biweekly or monthly — and LensSwap counts down for you. When it's time to swap, you get a clear reminder. Tap once to confirm the change and the next cycle starts automatically. WHY YOU'LL LOVE IT • Smart reminders — get notified before your lenses expire, not after • One-tap change — confirm a swap in a second and the timer resets • Multiple pairs — track several lens profiles at the same time • Eye diary — log dryness, comfort and symptoms day by day • Trends & stats — see your usage hours, comfort patterns and estimated monthly cost • Calendar view — every change and symptom day at a glance • Care tips — practical guidance on hygiene, dryness and safe wear • Achievements — stay motivated to keep a healthy routine • Works offline — your data stays on your device • 7 languages — English, Spanish, Catalan, French, Portuguese, Italian, German PERFECT FOR Anyone who wears contact lenses and wants a simple, reliable way to remember replacement dates and keep an eye on comfort over time — without spreadsheets or sticky notes. PRIVACY FIRST Your lens data and diary entries are stored locally on your device. No account required. LensSwap is free to use and supported by ads. You can reduce banners anytime from the settings. — LensSwap Timer is an organizational and reminder tool. It is not a medical device and does not provide medical advice, diagnosis or treatment. The information offered is educational only and does not replace professional advice from your ophthalmologist or optometrist. Always follow your eye care professional's instructions and consult them about any eye discomfort.