Side by side
Auction Experts vs Mustard
Both stand on auction software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Paid AndroidAPIiPhone+1
Auction Experts combines auction operations, bidding and integrations in a hosted platform. Its paid plans target established organizations, with broader APIs and mobile apps reserved for Enterprise.
Visit Auction Experts Free plan Web
Mustard brings core marketplace functions together, including listings, auctions, payments and dispute resolution. Its free listed plan and GPL3 terms are clear, but derivative works must retain that licence.
Visit MustardThe facts
| Auction Experts | Mustard | |
|---|---|---|
| Free plan | No | Yes |
| Open source | Not published | Not published |
| Runs on | Android, API, iPhone, Web | Web |
| Lowest paid plan | Professional: €720 a month | Free or on request |
| Plans published | 2 | 1 |
| Maker | Not published | Not published |
| Website | auction-experts.com | withmustard.org |
| On auction software | #13 of 32 | #9 of 32 |
Auction Experts: what it does well
- Supports four auction formats
- Real-time, proxy and soft-close bidding
- AI assistant connection for auction tasks
- APIs and event webhooks available
- Professional includes training and onboarding
What to know first
- No free plan
- Professional starts at €720 monthly
- Implementation costs extra
Mustard: what it does well
- Supports classified adverts, auctions and purchases.
- Accepts PayPal and Stripe payments.
- Includes messaging, email notifications and feedback.
- Offers API access and full documentation.
What to know first
- Available on web only.
- Derivative works must use the GPL3 licence.
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