Online Auction Software

Free silent auction software that actually stays free to start

Create your auction, add items, and share a link — no credit card, no contracts, and no app for your bidders to download. Pay only for the extras you want.

Free to start · No credit card · Trusted by 130,500+ causes since 2008

Quick answer

32auctions is free to start. You can build a complete online silent auction — items, photos, mobile bidding, outbid alerts, and checkout — without paying anything or entering a card. Optional add-ons and standard payment processing fees are the only costs, so you pay only for what you actually use.

What's free vs. what's optional

No bait-and-switch. Here's the honest breakdown so you know exactly what to expect:

Still weighing your options? See how we stack up in our guides to the best silent auction software and online silent auction software.

FeatureFree to startOptional add-on
Create an auction & add items✓ Included
Mobile bidding (no app)✓ Included
Outbid & winning notifications✓ Included
Winner identification & checkout✓ Included
Larger / unlimited items & extra imagesAdd-on
Custom branding & ad-free experienceAdd-on
Advanced features (featured items, reports, etc.)Add-on
Online payment processingStandard processing fee on payments you collect

Exact free limits, add-on prices, and processing fees are listed on the pricing page — always check there for current details before you launch.

Everything you can do on the free plan

Mobile bidding, no app

Bidders scan a QR code or tap a link and bid from any phone — nothing to install.

AI item descriptions

Generate clear, compelling descriptions for your items in a click.

Auto starting bids

Enter an item's value and let the system set the starting bid and increment.

Outbid alerts

Automatic notifications bring bidders back to top their bids — driving prices up.

Printable bid sheets

Generate display and bid sheets with QR codes for in-person bidding.

Automatic checkout

Winners are identified and invoiced automatically so you skip the checkout line.

Set up in minutes

How to launch your free auction

Create your free account

Sign up in seconds — no credit card required. Name your auction and set your dates.

Add your items

Upload a photo, add a description (or let AI write it), and enter a value. Starting bids are calculated for you.

Share your link

Send the auction link by email and social, or print QR-coded sheets for in-person events.

Watch the bids roll in

Outbid alerts keep supporters engaged, and checkout is handled automatically when bidding ends.

Want the full event plan around it? Read how to run a silent auction or browse item ideas that get bids.

Key takeaways

  • 32auctions is free to start — no credit card, no contract.
  • The free plan includes the full core auction: items, mobile bidding, alerts, and checkout.
  • You pay only for optional add-ons plus standard payment processing fees.
  • It's fully web-based — bidders never download an app.
  • Trusted by 130,500+ causes worldwide since 2008.

Launch your free auction today

Join 130,500+ causes raising more with 32auctions. Free to start, no credit card, and no app for your bidders.

Common questions

Free silent auction software FAQs

Is 32auctions really free?

Yes. You can create an auction, add items, and share it for free with no credit card required. You only pay if you choose optional add-on features, plus standard payment processing fees on online payments you collect.

Do bidders need to download an app?

No. 32auctions is fully web-based and mobile-friendly. Bidders open a link or scan a QR code and bid from any phone, tablet, or computer — nothing to install.

Is there a limit on the free plan?

The free plan covers the core auction experience. Larger auctions and advanced features are available as optional paid add-ons, so you pay only for what you need. Check the pricing page for current limits.

What payment processing fees apply?

Standard payment processing fees apply to online payments you collect through the platform. See the pricing page for the current rate.

Can I remove ads or add my own branding?

Yes. Custom branding and an ad-free experience are available as optional add-ons if you want a fully white-labeled auction.