Side by side

Certain vs Eventflo

Both stand on event badge printing software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

Certain

Paid AndroidiPhoneWeb

Certain covers event operations, attendee data routing, and portfolio-level measurement in one platform. Its plan limits and contact-based pricing require clarification before purchase.

Visit Certain

Eventflo brings conference administration, attendee engagement, and exhibitor handling into one listed service. Its plans and event limits matter most for organizers planning multiple conferences or requiring custom support.

Visit Eventflo

The facts

	Certain	Eventflo
Free plan	No	No
Open source	Not published	Not published
Runs on	Android, iPhone, Web	Android, iPhone, Web
Lowest paid plan	Starter (Certain Greet): $300 a month	Eventflo Total: £995 a year
Plans published	6	2
Maker	Not published	Not published
Website	certain.com	myeventflo.com
On event badge printing software	#29 of 49	#33 of 49

Certain: what it does well

Connects attendee signals with sales and marketing systems
Includes registration, scheduling, payments, and check-in tools
Offers REST APIs for event and registration data
Supports encryption, SSO, MFA, and role-based access
Greet can scan offline before syncing

What to know first

No free plan is available
Certain Pro includes 3,000 registrations
Support hours are limited to US business weekdays
Some plan registration limits require contacting Certain

Eventflo: what it does well

Combines abstracts, registration, ticketing, and app
Supports multi-round abstract review
Attendee app includes messaging and QR scanning
Offers white-label branding
Includes onsite check-in and badge customization

What to know first

No free plan is listed
Eventflo Total allows three simultaneous events
Additional events cost £495 each
Onsite assistance costs £200 per day

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