Free · Offline-first

Your dive logbook, beautifully reimagined.

Log every dive in seconds, map your underwater life on a 3D globe, and keep your photos, buddies and certifications in one place. Offline-first and free.

Download on the App Store

Free on iPhone · Android coming soon — get notified

Bloo dive detail screen — a turtle photo from Crystal Bay with depth, duration, the buddies you dived with, and a photo gallery
See it all

Your whole diving life, on a globe.

Every dive you log drops a pin on a beautiful interactive 3D globe. Spin the planet, relive a trip, and see just how far your diving has taken you — fully available offline.

Bloo globe map showing logged dive sites across Indonesia and the Pacific
Dive togetherNew

Remember everyone you dive with.

Tag your buddies, instructors and divemasters on every dive. See your shared history with each person and share a stunning ‘Buddy Wrapped’ recap of your time underwater together.

  • Buddy, instructor & divemaster roles
  • A profile for everyone you've dived with
  • Shareable ‘You & …’ recap cards
Bloo Buddy Wrapped card — 3h 20m spent underwater with Chris across 4 dives
Stay organised

Every trip, in one place.

Group your dives into trips automatically. Your Bali liveaboard and that Red Sea week each become a tidy, photo-led collection you'll actually want to look back on.

Bloo trips screen showing a Bali December 2025 trip and a Red Sea October 2025 trip
Know yourself

Your Diver DNA, beautifully visualised.

Lifetime dives, hours underwater, countries explored, deepest and longest dives, and your most-visited sites — your diving story, told in numbers you'll want to share.

Bloo stats screen — 17 lifetime dives, 13h 43m underwater, personal records and top sites

Why divers choose Bloo

Built for the way you actually dive.

Log in under a minute

Quick-tap smart pills for gear, gas and conditions. Save the keyboard for the memories that matter.

Works offline, always

Log on a liveaboard or a remote reef with zero signal. Everything saves on-device and syncs later.

Track your certifications

Keep your PADI, SSI and other quals in a structured cert database, right beside your dive history.

Your data, never locked in

Export your whole logbook any time, including a standard UDDF file other dive apps can read.

Free to start. Yours to keep.

Log unlimited dives, map them, build trips and track your buddies — all free, forever. Upgrade to Bloo Pro when you want more photos per dive, video, and deeper stats and trends.

Download on the App Store

Questions

Everything you need to know.

Is Bloo free?

Yes. Bloo is free to use — log unlimited dives, map them on the globe, build trips, and track the people you dive with. Pro is an optional upgrade that adds more photos per dive, video, and deeper stats and trends.

Does Bloo work offline?

Yes. Bloo is offline-first. Log a dive on a liveaboard or a remote beach with no signal and everything is saved on your phone instantly, then syncs automatically the next time you're online.

Can I log who I dived with?

Yes. Add your buddies, instructors and divemasters to each dive, see everyone you've dived with, and share a ‘Buddy Wrapped’ recap of your time underwater together.

Can I track my certifications?

Yes. Record your certifications from PADI, SSI and other agencies with a structured cert database, so your qualifications live alongside your dive history.

Can I import my existing logbook or dive computer?

Importing your dives from dive computers and other logging apps is coming soon. In the meantime you can export your full Bloo log at any time, so your data is never locked in.

Is my dive data mine?

Always. You can export your entire logbook whenever you like, including a standard UDDF file that other dive apps can read. No lock-in, ever.

Is there an Android version?

Bloo is on iOS today. Android is on the way — join the waitlist and we'll email you the moment the beta opens.

Coming to Android

Be the first to know.

Bloo is live on iPhone and on the way to Android. Drop your email and we'll let you know the moment the Android beta opens.