Which has better reviews, Blackthorn Events - In-Person and Online Event Management & Registration or Calendarz | Countdown Timers and Calendar Link Generator for Marketing Cloud?

Blackthorn Events - In-Person and Online Event Management & Registration (5.0★, 273 reviews) and Calendarz | Countdown Timers and Calendar Link Generator for Marketing Cloud (5.0★, 3 reviews) are essentially tied on rating. Look at review velocity and individual reviewer quotes — both visible on each app's detail page — to differentiate.

Should I choose Blackthorn Events - In-Person and Online Event Management & Registration or Calendarz | Countdown Timers and Calendar Link Generator for Marketing Cloud?

Calendarz | Countdown Timers and Calendar Link Generator for Marketing Cloud holds the higher average rating (5.0★ vs 5.0★). That is the one dimension AppRanks can separate them on here — read both apps' detail pages for the feature breakdown and recent listing changes.

Which is faster to set up, Blackthorn Events - In-Person and Online Event Management & Registration or Calendarz | Countdown Timers and Calendar Link Generator for Marketing Cloud?

Both apps are one-click installs from the Salesforce AppExchange. Blackthorn Events - In-Person and Online Event Management & Registration has the deeper published review base (273 vs 3), which often — though not always — accompanies better-tested setup docs. AppRanks doesn't measure setup time directly: read the recent reviews on each app's detail page for user-reported install experience.

Which works better for small vs large Salesforce AppExchange admins?

Blackthorn Events - In-Person and Online Event Management & Registration typically suits early-stage and growth-mode teams based on its published review base (273 reviews). Calendarz | Countdown Timers and Calendar Link Generator for Marketing Cloud typically suits early-stage and growth-mode teams based on its published review base (3 reviews). A larger review base generally means the app has been exercised at scale — relevant if you are processing high volume or handling enterprise compliance requirements.

AppRanks

Blackthorn Events vs Calendarz | Countdown — Salesforce

Blackthorn Events - In-Person and Online Event Management & Registration vs Calendarz | Countdown Timers and Calendar Link Generator for Marketing Cloud

Side-by-side comparison · 24 data points

Blackthorn Events - In-Person and Online Event Management & Registration

5.0·273reviews

Salesforce-native event management, payments, and A2P messaging. 600+ organizations across higher ed, nonprofit, healthcare, government, and corporate run events inside Salesforce. HIPAA-eligible, SOC 2 Type 2, PCI SAQ D.

salesforcepaid

Change

1. Listing metadata

Field-level data

	Blackthorn Events - In-Person and Online Event Management & Registration	Calendarz \| Countdown Timers and Calendar Link Generator for Marketing Cloud
Tagline	“Salesforce-native event management, payments, and A2P messaging. 600+ organizations across higher ed, nonprofit, healthcare, government, and corporate run events inside Salesforce. HIPAA-eligible, SOC 2 Type 2, PCI SAQ D. ”222 chars	“Send Countdowns. Add-to-Calendar links. Plan your events.... and stay top-of-mind of your customers! If you have a name, location & date you can just drag-and-drop your event in your emails!”190 chars
Description	1109 / 2000 chars55% used	798 / 2000 chars40% used
Screenshots	—	—
Languages	en	en
Platforms	Salesforce	Salesforce
Developer	Blackthorn.io, Inc.	CEZIUM
Listed	December 12, 2016

At a glance

8 metrics · auto-computed

Feature comparison between Blackthorn Events - In-Person and Online Event Management & Registration and Calendarz | Countdown Timers and Calendar Link Generator for Marketing Cloud
Metric	Blackthorn Events - In-Person and Online Event Management & Registration	Calendarz \| Countdown Timers and Calendar Link Generator for Marketing Cloud
Rating	5.0 ★	★ 5.0 ★
Total reviews	★ 273	3
Free plan	—	—
Pricing	paid	paid
Pricing tiers	1 tier	1 tier
Listed features	★ 9	3
Languages	1 supported	1 supported
Listed since	Dec 2016	Feb 2022

AppRanks verdict

Generated from live data on this page

The call

Blackthorn Events - In-Person and Online Event Management & Registration and Calendarz | Countdown Timers and Calendar Link Generator for Marketing Cloud are evenly matched on rating (5.0★ vs 5.0★) — the differentiator comes down to pricing fit, feature breadth, and which app's interaction pattern suits your team's workflow.

Pricing

Pricing entry tiers: Blackthorn Events - In-Person and Online Event Management & Registration at paid, Calendarz | Countdown Timers and Calendar Link Generator for Marketing Cloud at paid. Check each app's tier structure for the capacity limits you actually need before deciding — the headline number is the same shape, but the gating shape per tier (seats, usage volume, integrations) varies.

Review base

Blackthorn Events - In-Person and Online Event Management & Registration has the larger user base (273 reviews vs 3), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. Calendarz | Countdown Timers and Calendar Link Generator for Marketing Cloud's smaller cohort can be an advantage for niche workflows where the bigger app has accumulated bloat.

Who should pick what

Recommended evaluation path: install both apps' free tiers (where available) and run them in parallel on a small cohort for 7-14 days before committing. The data tables below show the per-feature breakdown — for most admins the deciding factor will be a single integration or workflow detail that's hard to compare from listing pages alone.

How this is generated

This verdict is generated from the live marketplace data on this page — rating, review count, pricing tier, and category position all refresh from the canonical Salesforce AppExchange listing every 24 hours. AppRanks does not accept payment to influence comparison outcomes; the methodology is documented on the About page and applies identically to every pair on the site.

Read each app's audit: Blackthorn Events - In-Person and Online Event Management & Registration audit • Calendarz | Countdown Timers and Calendar Link Generator for Marketing Cloud audit

Last updated	—	—

3. Features

As listed by each developer

Blackthorn Events - In-Person and Online Event Management & Registration

One Salesforce-native platform Registration, payments, messaging, and check-in run natively inside Salesforce. Real-time attendee and revenue data lives on your CRM records and flows into Flow and Experience Cloud.
Trusted at scale 600+ customers process more than $1.5 billion in payments per year through Blackthorn, powering millions of event registrations. Employees globally support Sales, Service, Experience, Marketing, and Data Cloud customers.
Any event type, configured in Salesforce Launch event landing pages, event groups, recurring events, and hybrid, virtual, or in-person formats. Contact and Lead matching keeps the CRM clean. Native Zoom, Microsoft Teams, and Webex.
Blackthorn Payments accepts credit cards, ACH, invoices, and multi-currency across 120+ gateways, including Stripe, Authorize.net, and Touchnet. PayLink, Virtual Terminal, Apple Pay, and Google Pay.
Blackthorn Messaging sends A2P 10DLC-compliant SMS from Salesforce: 1:1 attendee texts, bulk campaigns, scheduled sends across text and email, and Text-to-Register triggered by Flow. Every message is logged on the Contact record for reporting and audit.
The Blackthorn Check-In App scans student IDs, central IDs, or QR codes on iOS and Android. Group check-in handles families, teams, and delegations in a single tap. Works offline and syncs when reconnected, with built-in badge printing.
Capture UTM parameters at registration, measure ROI with Campaign Influence, and track session attendance on Attendee, Contact, or Person Account records. Works with all Salesforce Industry Clouds.
Trusted by higher ed (Admissions & Recruitment, Campus Life, Alumni & Advancement), nonprofits (donor events, chapter and local events), and healthcare (patient education, CME courses, clinic events). HIPAA-eligible, SOC 2 Type 2, PCI SAQ D.
Ready for government (community events, town halls, citizen engagement) and corporate (field marketing, customer conferences, partner enablement). Inherits Salesforce sharing, FLS, and audit trails.

Calendarz | Countdown Timers and Calendar Link Generator for Marketing Cloud

Intuitive No code calendar screen: easily create, move or modify events in your calendar. Define dates, location and description. Visualize what's your next big event!
Custom Content Block for Public events: drag-and-drop the events you created in your custom calendars in your emails; put an "Add to calendar" call-to-action in your emails and/or create an urge using a Countdown.
Custom Content Block for Private Events: Put an "Add to calendar" call-to-action or a countdown in your emails using event data stored in any data extension: for booking, one-to-one meetings, etc...

5. Search rankings

Top 5 keywords · shared rankings prioritized

Keyword	Blackthorn Events - In-Person and Online Event Management & Registration	Calendarz \| Countdown Timers and Calendar Link Generator for Marketing Cloud
events	#4	#12
your events	#4	#12

7. App details

Long-form description · keyword frequency

Blackthorn Events - In-Person and Online Event Management & Registration

Blackthorn Events is the Salesforce-native event platform on the AppExchange. 600+ organizations across higher ed, nonprofit, healthcare, government, and corporate run event registration, payments, and A2P messaging inside Salesforce with no middleware. Every attendee, session, and payment is a Salesforce record. Registration covers multi-attendee groups, ticketing, waitlists, sponsors, speakers, sessions, custom questions, calendar view, budgets, matching and duplication logic, auto-generated landing pages, member vs non-member pricing, tables and seats, and language translation. Blackthorn Payments accepts credit cards, ACH, invoices, Pay Later, and multi-currency through Stripe, Authorize.net, Touchnet (Transact, CASHNet/Transact Campus), and 120+ gateways. Blackthorn Messaging delivers A2P 10DLC-compliant SMS for confirmations, reminders, and check-in. Native to Experience Cloud, Marketing Cloud, and Data Cloud. iOS and Android check-in app with QR codes and badge printing. Out-of-the-box Salesforce reports and dashboards. SOC 2 Type 2, HIPAA-eligible, PCI SAQ D, GDPR, WCAG, ADA, VPAT.

Top keywords

blackthorn3×2.10%
cloud3×2.10%
salesforce3×2.10%
a2p2×1.40%
check-in2×1.40%
event2×1.40%
messaging2×1.40%
payments2×1.40%
registration2×1.40%
transact2×1.40%

Calendarz | Countdown Timers and Calendar Link Generator for Marketing Cloud

With CalendarZ by cezium, you shall never use code again for something as trivial as a countdown or an "Add-to-calendar" button in an email. *** No-code creation and management *** Calendarz provides an awesome interface for events creation. Manage your upcoming events through a custom Calendar! *** Drag-and-drop usage *** Calendarz comes with two Custom Content Block in Content Builder which allows the marketer to just drag-and-drop a Countdown and/or "Add to calendar" buttons for either "public" events or "private" ones. *** Support *** Our customer success team is here to help you. You can reach them directly through Calendarz. *** Reduce your no-show rates *** The mobile calendar is on the top 3 most used apps on a cell phone. Use calendarz to stay top-of-mind of your customers!

Top keywords

calendarz5×4.10%
calendar3×2.46%
events3×2.46%
content2×1.64%
countdown2×1.64%
creation2×1.64%
custom2×1.64%
drag-and-drop2×1.64%
through2×1.64%

Blackthorn Events - In-Person and Online Event Management & Registration vs Calendarz | Countdown Timers and Calendar Link Generator for Marketing Cloud

Blackthorn Events - In-Person and Online Event Management & Registration

1. Listing metadata

Calendarz | Countdown Timers and Calendar Link Generator for Marketing Cloud

At a glance

AppRanks verdict

2. Pricing & plans

3. Features

4. Categories & rankings

5. Search rankings

6. Activity in the last 90 days

Blackthorn Events - In-Person and Online Event Management & Registration · 6 changes

Calendarz | Countdown Timers and Calendar Link Generator for Marketing Cloud · 0 changes

7. App details

Frequently asked

Is Blackthorn Events - In-Person and Online Event Management & Registration or Calendarz | Countdown Timers and Calendar Link Generator for Marketing Cloud cheaper?

Which has better reviews, Blackthorn Events - In-Person and Online Event Management & Registration or Calendarz | Countdown Timers and Calendar Link Generator for Marketing Cloud?

Should I choose Blackthorn Events - In-Person and Online Event Management & Registration or Calendarz | Countdown Timers and Calendar Link Generator for Marketing Cloud?

Which is faster to set up, Blackthorn Events - In-Person and Online Event Management & Registration or Calendarz | Countdown Timers and Calendar Link Generator for Marketing Cloud?

See full keyword rankings, install trends, and weekly alerts

More popular comparisons

Which works better for small vs large Salesforce AppExchange admins?

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