Software Alternatives & Startups

AddEvent VS Opalstack

Compare AddEvent VS Opalstack and see what are their differences

AddEvent

Add to Calendar tools and calendar marketing software that help businesses increase event attendance and audience engagement.

AddEvent AddEvent homepage
Rating
0 reviews
Pricing
Freemium Free trial $29 / Monthly ("Unlimited Events", "2,500 Add to Calendar clicks")
Opalstack

Managed Hosting for developers, entrepreneurs, and businesses like yours

Opalstack Landing page
Rating
0 reviews
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Which is more popular?

Based on our record, AddEvent seems to be more popular. It has been mentioned 1 time since March 2021.

social mentions
1 vs 0
Event Management popularity
100% vs 0%

Base details

Website, pricing, platforms and company facts side by side.

AddEvent
Opalstack
Website addevent.com opalstack.com
Pricing
Freemium Free trial $29 / Monthly ("Unlimited Events", "2,500 Add to Calendar clicks") Official pricing
Company 2015
Listed in

About AddEvent and Opalstack

In their own words, as submitted to SaaSHub.

AddEvent
Opalstack

AddEvent is a calendar marketing platform that helps businesses increase engagement, attendance, and retention through calendar-based experiences across Google Calendar, Outlook, Apple Calendar, Microsoft 365, and other major calendar platforms. The platform provides powerful Add to Calendar...

Read more about AddEvent

No description of Opalstack yet.

Features and specs

What each product offers, as listed by its team.

AddEvent 13 features
Opalstack 5 features
  • Ease of Use
    AddEvent provides a user-friendly interface that simplifies the process of adding events to calendars across multiple platforms such as Google Calendar, Apple Calendar, and Outlook.
  • Cross-Platform Compatibility
    The tool is compatible with a wide range of calendar applications, ensuring that users can add events regardless of their preferred platform.
  • Customization Options
    Offers extensive customization options for event notifications, links, and reminders, allowing users to tailor event details to suit their needs.
  • API Access
    Provides powerful API access for developers, facilitating integration with various applications and websites for seamless event management.
  • Analytics
    Offers analytics features that help users track event engagement and understand participant behavior effectively.
  • Add to Calendar Buttons & Links
    Let users instantly save events to Google, Outlook, Apple, and Microsoft calendars to increase attendance and engagement.
  • Subscription Calendars
    Keep audiences continuously updated with dynamic calendars that sync events automatically.
  • RSVP Tools
    Collect attendee responses and manage event participation through customizable RSVP pages.
  • Embeddable Event Calendars
    Publish branded event calendars on websites and landing pages without complex development work.
  • Recurring Events
    Easily manage repeating events, webinars, classes, and ongoing campaigns.
  • Timezone Localization
    Automatically display event times in each user’s local timezone for a better global experience.
  • Marketing Integrations
    Connect with email marketing, CRM, and automation platforms to streamline event promotion.
  • White-Label & Branding
    Customize calendars, buttons, and RSVP experiences to match your brand identity.

Possible disadvantages

  • Pricing
    The cost can be significant for small businesses or individuals as it charges based on the number of events and subscribers.
  • Learning Curve
    While the interface is generally user-friendly, some users may experience a learning curve, especially with the more advanced features and customization options.
  • Limited Free Plan
    The free plan offers limited features, which might not be sufficient for users seeking to leverage all functionalities of AddEvent.
  • Feature Set for Basic Users
    Some users might find the feature set overwhelming if they only require basic event scheduling functionalities.
  • Dependency on Internet
    Requires a stable internet connection for optimal performance, which might be a disadvantage in areas with connectivity issues.
  • Developer-Friendly Hosting
    Opalstack is designed with developers in mind, offering SSH access, Git integration, and support for multiple programming languages and frameworks including Python, Node.js, Ruby, and PHP, giving developers granular control over their hosting environment.
  • Affordable Pricing
    Opalstack offers competitive pricing for shared and managed hosting plans, making it an accessible option for small businesses, freelancers, and individual developers who need robust features without enterprise-level costs.
  • Modern Control Panel
    Opalstack provides a clean, modern, and intuitive web-based dashboard for managing sites, applications, databases, and email accounts, which is a significant improvement over older-style hosting control panels like cPanel.
  • Strong Support for Multiple Applications
    The platform supports a wide variety of application types including WordPress, Django, Flask, Express, static sites, and more, allowing users to host diverse projects on a single account with easy deployment.
  • Reliable Infrastructure and Support
    Opalstack is built by former WebFaction team members, bringing experienced hosting expertise. They offer responsive customer support and a reputation for stable, well-managed server infrastructure with good uptime.

Possible disadvantages

  • Smaller Community and Ecosystem
    Compared to major hosting providers like DigitalOcean, AWS, or even shared hosts like SiteGround, Opalstack has a smaller user base, which means fewer community tutorials, third-party guides, and forum discussions available for troubleshooting.
  • Limited Scalability Options
    Opalstack is primarily a shared hosting provider, which means it may not be the best choice for high-traffic applications or projects that require rapid, on-demand scaling of resources like CPU, RAM, or storage.
  • Not Ideal for Beginners
    While developer-friendly, Opalstack's approach can be intimidating for non-technical users. Setting up applications often requires familiarity with the command line and server configuration, which may not suit those looking for simple one-click solutions.
  • Limited Data Center Locations
    Opalstack offers a relatively small number of data center locations compared to major cloud providers, which may result in higher latency for users targeting audiences in regions not well-served by the available server locations.
  • Fewer Managed Services and Add-ons
    Unlike larger hosting platforms, Opalstack lacks a wide range of managed add-on services such as built-in CDN integration, managed backups with granular restore options, or one-click SSL management that more mainstream providers offer out of the box.

Analysis

An editorial look at what each product does well and who it suits.

AddEvent
Opalstack

No analysis of AddEvent yet.

Overall verdict

  • Opalstack is a solid choice for developers and tech-savvy users seeking an affordable, flexible control panel hosting solution with good performance and transparent pricing, though it may require more technical know-how than mainstream cPanel hosts.

Why this product is good

  • Uses a custom lightweight control panel that's fast and efficient compared to resource-heavy alternatives like cPanel
  • Offers straightforward, transparent pricing without hidden fees or aggressive upselling
  • Provides SSD storage and solid server performance for the price point
  • Supports multiple app types including Python, Node.js, and various frameworks beyond typical PHP hosting
  • Founded by the original creators of WebFaction, bringing significant hosting industry experience
  • Good for running multiple websites/apps under one account with granular resource control
  • Responsive customer support with a knowledgeable team
  • No long-term contracts required, allowing flexibility

Recommended for

  • Developers who need support for Python, Node.js, or other non-PHP applications
  • Users comfortable with a more technical, non-cPanel control panel interface
  • Small businesses or freelancers hosting multiple websites who want granular control
  • Former WebFaction users looking for a similar service after its shutdown
  • Budget-conscious users who want VPS-like flexibility without full server management
  • Users who prioritize transparent pricing over bundled marketing extras

Videos

Walkthroughs and reviews on video.

AddEvent 3 videos + Add
Opalstack 0 videos + Add

How to Customize Event Landing Pages with Design Templates

More videos

  • Tutorial - How to Create and Share Events with AddEvent
  • Demo - What is AddEvent? Our Event and Calendar Marketing Tools Explained

No Opalstack videos yet. You could help us improve this page by suggesting one.

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
AddEvent
Opalstack
100% 100%
0% 0%
0% 0%
100% 100%
100% 100%
0% 0%
0% 0%
100% 100%

User comments

Share your experience with using AddEvent and Opalstack. For example, how are they different and which one is better?

Log in or Post with

Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

AddEvent 1 mention
Opalstack 0 mentions
  • Help with Google Cal Zap (email users with specific ResponseStatus)
    For funsies, here's some absurdity we had to build to work around its shittiness. We've since abandoned all use of Google Calendar and fallen in love with AddEvent. Source: almost 4 years ago

Tracking Opalstack since Sep 2023.

Alternatives to AddEvent and Opalstack

When comparing AddEvent and Opalstack, you can also consider the following products.