CCR Junk vs BlueDive

CCR Junk is the decompression planner built specifically for rebreather divers. No tab-switching, no buried menus, no nonsense. Just one powerful screen with every variable you need to plan your dive. Created by CCR divers who were tired of clunky interfaces and planners that treat rebreathers as an afterthought, CCR Junk puts closed-circuit diving first. Plan any CCR dive From recreational rebreather dives to complex cave penetrations with multiple bailout scenarios — CCR Junk handles it all. Multi-level profiles, extended ranges, whatever your dive demands. Algorithms you trust Choose between Bühlmann ZHL-16C with configurable gradient factors or VPM-B. Switch between them instantly to compare profiles and pick your preferred conservatism. True CCR planning Full setpoint management throughout your dive. Track your scrubber time and know exactly where you stand. Plan with the variables that actually matter for rebreather diving. Breathe easy Real-time gas density calculations for every phase of your dive. Know exactly when you're approaching the recommended limits and plan your diluent choice accordingly. Because work of breathing matters. Bailout planning that works Plan realistic bailout scenarios for cave and overhead environments. Configure multiple bailout gases, see your gas requirements, and know you have a solid plan B. Works anywhere No internet required. Plan your dives on the boat, at the dive site, or in the middle of nowhere. Your dive data stays on your device. One screen philosophy Everything visible, everything accessible. Adjust a parameter and instantly see how it affects your profile. No switching between pages, no lost context. This is CCR dive planning the way it should be.

BlueDive lets you record, organize, and relive every dive — on iPhone and iPad. No account required. No data collected. Your logbook, your data. Key Features - Interactive map of all your dive sites - Dive Trips — automatically grouped by time gap, with photo covers and trip stats - Dashboard with statistics and personal records - Dive calendar heatmap - Marine Life Sightings log - Bluetooth sync with any libdivecomputer-supported dive computer — dedicated support for 22+ major brands including Shearwater, Suunto, Scubapro, Mares, and Aqualung. Smart fingerprinting avoids duplicate downloads, quick reconnect to known computers, and automatic clock sync - Powerful filtering — narrow your logbook by year, depth, gas type, rating, country, dive type, tags, and marine life - Manual dive entry - Import from MacDive, BlueDive XML, Subsurface, Garmin FIT and UDDF — format auto-detected, gear imported alongside dives - Export per-dive as PDF, XML, or UDDF; export your whole logbook as XML or UDDF - Detailed dive profiles: depth, temperature, gas, decompression, PPO2 and more - Gear management with service tracking and group templates - Tank templates for quick gas configuration - Certifications and diving insurance in one place - iCloud sync across all your devices - Light and Dark mode with manual override - Home screen widgets - Smart reminders for gear service, certification expiry, and dive milestones - Available in English, French Canadian, Dutch and German Designed by passionate divers.