Towing Weight SimulatorCheck your full rig against all 8 legal weight limits before you hit the road GVM and GCM CalculatorAdd your bull bar, canopy, dual battery and gear and see exactly where your GVM and remaining GCM sit ATM CalculatorStart from tare, add your solar, batteries and cargo and project your trailer ATM before you tow Fuel Cost CalculatorEnter trip distance, fuel economy and cost per litre to estimate total fuel spend Trip Budget CalculatorBuild a weekly travel budget, run multiple budgets and track spend with a full report Vehicle Build PlannerTrack every accessory on your rig and wish list — weights and costs in one place Caravan Build PlannerTrack dust seals, solar, batteries and everything else — weights and costs in one place ChecklistsUse pre-built templates, clone from the community and customise to make them your own Wish ListAdd future accessories to see projected weight and cost impact without affecting your active weights Weigh Station LogRecord your real weigh bridge results and track how your weights change as your setup evolves Vehicle and Caravan ComparatorCompare up to 6 vehicles and 6 caravans side by side — add from the Hub, a dealer or your own garage Buying CompanionUpload any van or vehicle in under 60 seconds — track notes, photos and specs at shows or on classifieds
The HubFind rigs, people, checklists and more — connect and engage with the OSCA community Vehicle ReviewsReal owners, real roads, real results — not what a journalist was paid to write Caravan ReviewsLived experience from van owners on what holds up, what doesn't and what they'd change FollowingFind builds that match your situation, follow for updates and save them to your profile SharingYour rig, your specs, your story — one link that tells the full picture Public ChecklistsBrowse, clone and customise checklists built by people who've already done the trip Travel PhotosReal trip photos from OSCA members — browse by member, rig or destination ProfilesFind friends, influencers and fellow travellers — see their rigs, photos and checklists
PartnersWeighing services, dealers and gear worth knowing about Mobile Weighing ServicesTrusted mobile weighing services near you Caravan DealersPartner dealers with catalogues in the Hub — add their vans to your garage and start comparing Towing AccessoriesEssential and convenient accessories for every stage of your towing journey
About OSCA
OSCA was born from a simple idea: exploring Australia — and beyond — should feel exciting and empowering, not confusing or overwhelming.
What began as a tool to simplify vehicle and caravan weight management has grown into a platform built for travellers and outdoor enthusiasts of all kinds. From weekend campers to full-time road trippers, OSCA exists to help people travel with confidence, clarity, and community.
Behind OSCA is a small, passionate team who genuinely live this lifestyle.
Some of us have spent years skiing across Europe. Others grew up on the slopes and developed lifelong passions for cars, motorbikes, and off-road adventure. Many of us regularly explore Australia’s natural landmarks with family and friends — from alpine regions to coastal regions and remote bush camps.
Several of our team are preparing for their own Big Lap in 2026. For us, OSCA isn’t just something we work on — it’s part of how we plan, travel, and experience the outdoors every day.
Our Mission & Community
We love solving real-world problems and building smart, practical tools that make travel simpler. Everything we create is shaped by real trips, real mistakes, real lessons, and real conversations with people on the road.
Our focus isn’t on pushing products or promoting brands. Instead, we aim to connect you with trusted service providers and retailers at the right time — when it genuinely helps you — whether that’s weighing services, upgrades, accessories, maintenance, or travel support. No pressure. No noise. Just the right help, when you need it.
Whether you’re comparing setups, planning trips, managing budgets, or looking for inspiration, OSCA is designed to support you at every stage of your journey.
But OSCA is more than an app.
It’s a growing community of people who love getting out there — on highways, dirt roads, mountain tracks, and everything in between. No matter your setup, budget, or travel style, you’re welcome here.
Our goal is to bring people together, encourage new experiences, and make exploring safer, simpler, and more rewarding. Through practical tools, shared stories, social content, and future hosted events, we’re building a place where travellers can learn, connect, and grow together.
We’re excited about what’s ahead and look forward to meeting many of you on the road.
Cheers,
Team OSCA