The #1 App for Bachelor & Bachelorette Parties

Plan the party they'll never forget.

Coordinate logistics, split costs, and keep the squad hyped. Say goodbye to messy group chats and spreadsheet nightmares.

Interactive Dashboard Preview

Everything you need to
herding cats.

Planning a group trip shouldn't feel like a second job. We've built the tools to make it effortless.

Smart Itinerary Builder

Build a day-by-day schedule that everyone can access. Drag, drop, and vote on activities. Syncs with everyone's calendar so no one gets left behind.

10:00 AM
Brunch at The Smith
02:00 PM
Boat Party

Expense Splitting

Track who paid for what. We do the math so you don't have to have awkward money conversations later.

Polls & Voting

Cabo or Miami? Airbnb or Hotel? Let democracy decide with built-in polls.

Dedicated Group Chat

Keep the planning chaos out of your regular texts. Threads for logistics, photos, and general hype.

From "We should go" to "Let's go"

01

Create a Space

Set up your party hub in seconds. Give it a name and a vibe.

02

Invite the Squad

Send a simple link. No app download required to view details.

03

Plan Together

Vote on dates, book the stay, and split the costs automatically.

Ready to be the
MVP of planning?

Join thousands of best men, maids of honor, and party planners who saved their sanity with One Last Bash.

Get Started for Free

No credit card required • Free for small groups