Recif: Reef Tank Tracker

Saltwater aquarium log & score

Only for iPhone

Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.

iPhone

Recif is the reef-keeping companion that turns every water test into something you can act on. Log your parameters, watch the trends, and follow one simple number, the Reef Stability Score, that tells you at a glance whether your tank is holding steady. Built for saltwater and reef aquariums of every size, from a first nano to a room full of SPS. REEF STABILITY SCORE - One score from 0 to 100 that blends how many parameters are in range, how steady they have been, and how fresh your tests are - See exactly what is driving your score and what to fix first - Watch it climb as your tank settles in LOG TESTS IN SECONDS - Enter alkalinity, calcium, magnesium, salinity, pH, nitrate, phosphate and more - A fast number pad and steppers tuned to each parameter - Add a note or backdate a reading whenever you need to CHARTS THAT MAKE SENSE - Every parameter trended over time against its healthy range band - Spot drift early, before it becomes a problem - Press and hold to inspect any single reading STAY ON SCHEDULE - Water changes, dosing, testing, cleaning and top offs, all in one task list - Recurring schedules and gentle reminders tuned to your tank - Never miss a water change again TRACK YOUR LIVESTOCK - Keep a record of your fish, corals and inverts - Mark what is thriving, struggling or lost, with notes and photos - Learn what really works in your system YOURS, EVERYWHERE - Works offline in the fish room and syncs when you are back online - Your whole reef history, backed up and on every device - Choose your units: gallons or liters, Celsius or Fahrenheit, dKH, ppm or meq/L PERFECT FOR - New reefers who want guardrails and reminders - Experienced keepers who want clean data and clear trends - Anyone tired of spreadsheets and scattered notes recif is free to start. Upgrade to Recif Pro for unlimited tanks, your full chart history, and advanced overlay, variance and correlation charts. Download recif and give your reef the steady hand it deserves. Terms of Use (EULA): https://pristntechnologies.com/en/recif/termsofuse Privacy Policy: https://pristntechnologies.com/en/recif/privacypolicy

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Information

Seller
Pristn Technologies LLC
Size
87.3 MB
Category
Lifestyle
Compatibility
Requires iOS 16.4 or later.
  • iPhone
    Requires iOS 16.4 or later.
  • Mac
    Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.
Languages
English and 5 more
  • English, French, Japanese, Korean, Portuguese, Spanish
Age Rating
13+
In-App Purchases
Yes
Copyright
© 2026 Pristn Technologies LLC
  • Developer Website
  • Privacy Policy

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